diff --git a/.gitignore b/.gitignore
index 2ab760f..f1e3d20 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,252 @@
-*.exe
-*.rar
-*.zip
-patch_scripts/*/COPYING.txt
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
diff --git a/README.md b/README.md
index 69013c4..c33d561 100644
--- a/README.md
+++ b/README.md
@@ -1,102 +1,31 @@
-### [Click here if you are looking for the latest patch files!](https://github.com/zeffy/kb4012218-19/releases/latest) [](https://github.com/zeffy/kb4012218-19/releases/latest)
+# wufuc [](../../tree/old-kb4012218-19) [](https://github.com/zeffy/kb4012218-19/releases/latest)
----
-
-### [Click here for a list of Windows updates supported by this patch](docs/Patch_Offsets.md)
-
----
+Disables the "Unsupported Hardware" message in Windows Update, and allows you to continue installing updates on Windows 7 and 8.1 systems with Intel Kaby Lake, AMD Ryzen, or other unsupported processors.
## Preface
-After reading [this article on gHacks](https://www.ghacks.net/2017/03/22/kb4012218-kb4012219-windows-update-processor-generation-detection/), I was inspired to look into these new rollup updates that Microsoft released on March 16. Among other things, the changelog mentions the following:
+The changelog for Windows updates KB4012218 and KB4012219 included the following:
> Enabled detection of processor generation and hardware support when PC tries to scan or download updates through Windows Update.
-This update marked the implementation of a [policy change](https://blogs.windows.com/windowsexperience/2016/01/15/windows-10-embracing-silicon-innovation/) they announced some time ago, where Microsoft stated that they would not be supporting Windows 7 or 8.1 on next-gen Intel, AMD and Qualcomm processors.
+These updates marked the implementation of a [policy change](https://blogs.windows.com/windowsexperience/2016/01/15/windows-10-embracing-silicon-innovation/) they announced some time ago, where Microsoft stated that they would not be supporting Windows 7 or 8.1 on next-gen Intel, AMD and Qualcomm processors.
-That is essentially a giant middle finger to anyone who dare not "upgrade" to the steaming pile of garbage known as Windows 10. Especially considering the extended support periods for Windows 7 and 8.1 still have a few years left, and will be ending on January 4, 2020 and January 10, 2023 respectively.
+It was essentially a big middle finger to anyone who decides to not "upgrade" to the steaming pile of :poop: known as Windows 10. Especially considering the extended support periods for Windows 7 and 8.1 won't be ending until January 4, 2020 and January 10, 2023 respectively.
-There have even been people with older Intel and AMD systems who have been locked out of Windows Update because of these updates (see [#7](/../../issues/7) and [this](https://answers.microsoft.com/en-us/windows/forum/windows8_1-update/amd-carrizo-ddr4-unsupported-hardware-message-on/f3fb2326-f413-41c9-a24b-7c14e6d51b0c?tab=question&status=AllReplies)).
+There have even been people with older Intel and AMD systems who have been locked out of Windows Update because of these updates (see [#7](../../issues/7) and [this](https://answers.microsoft.com/en-us/windows/forum/windows8_1-update/amd-carrizo-ddr4-unsupported-hardware-message-on/f3fb2326-f413-41c9-a24b-7c14e6d51b0c?tab=question&status=AllReplies)).
## Bad Microsoft!
-I started by downloading the update package for my system (in my case, it was `windows6.1-kb4012218-x64_590943c04550a47c1ed02d3a040d325456f03663.msu`)
+If you are interested, you can read my original write up on discovering the CPU check [here](../../tree/old-kb4012218-19).
-I extracted it using the command line `expand` tool:
+Basically, inside a file called `wuaueng.dll` there are two functions: [`IsDeviceServiceable(void)`](https://gist.github.com/zeffy/e5ec266952932bc905eb0cbc6ed72185) and [`IsCPUSupported(void)`](https://gist.github.com/zeffy/1a8f8984d2bec97ae24af63a76278694). `IsDeviceServiceable(void)` is essentially a wrapper around `IsCPUSupported(void)` that caches the result it recieves and returns it on subsequent calls.
-```bat
-md "windows6.1-kb4012218-x64"
-expand -f:* ".\windows6.1-kb4012218-x64_590943c04550a47c1ed02d3a040d325456f03663.msu" ".\windows6.1-kb4012218-x64"
-cd ".\windows6.1-kb4012218-x64"
-md "Windows6.1-KB4012218-x64"
-expand -f:* ".\Windows6.1-KB4012218-x64.cab" ".\Windows6.1-KB4012218-x64"
-```
+My patch takes advantage of this result caching behavior by setting the "hasn't run once" value to `FALSE` and the cached result to `TRUE`.
-Great, now there's thousands of files to sort through! Just kidding. Sort of. Maybe. :thinking:
+## How it works
-I ended up using PowerShell to sort through and filter out all the binaries that weren't related to Windows Update, like so:
-
-```powershell
-Get-ChildItem -Filter "wu*" -Exclude "*.mui" -Recurse | ForEach-Object { $_.FullName }
-```
-
-That narrowed it down to 14 files, excellent!
-
-Next, I started comparing these binaries with the ones already on my system with [BinDiff] and [Diaphora]. I eventually got to `wuaueng.dll`, which turned up quite a few interesting new functions:
-
-EA | Name | Basicblock | Instructions | Edges
--- | ---- | ---------- | ------------ | -----
-`00000600001DCB9C` | ``CWUTelemetryDownloadCanceledEvent::FireAsimovEvent(void)`` | 36 | 446 | 53
-`00000600001D8F98` | ``CWUTelemetryDownloadCanceledEvent::`scalar deleting destructor'(uint)`` | 3 | 15 | 3
-`00000600001D8FD0` | ``CWUTelemetryDownloadEvent::CWUTelemetryDownloadEvent(void)`` | 1 | 58 | 0
-`00000600001DAEDC` | ``CWUTelemetryDownloadEvent::Init(CReporter *,long,long,ushort const *,long,_GUID,_GUID,CReportingOptionalValues &,AsimovDataInAddition *)`` | 6 | 50 | 8
-`00000600001DAFB8` | ``CWUTelemetryDownloadEvent::InitializeMemebersFromOptionalData(tagOptionalData *)`` | 27 | 91 | 40
-`00000600001D9100` | ``CWUTelemetryDownloadEvent::~CWUTelemetryDownloadEvent(void)`` | 2 | 60 | 1
-`00000600001DC2C4` | ``CWUTelemetryDownloadFailedEvent::FireAsimovEvent(void)`` | 36 | 446 | 53
-`00000600001DB114` | ``CWUTelemetryDownloadStartedEvent::FireAsimovEvent(void)`` | 36 | 446 | 53
-`00000600001DB9EC` | ``CWUTelemetryDownloadSucceededEvent::FireAsimovEvent(void)`` | 36 | 446 | 53
-`00000600001D8C48` | ``CWUTelemetryEventFactory::FireTelemetryEvent(CReporter *,long,long,ushort const *,long,_GUID,_GUID,CReportingOptionalValues &,AsimovDataInAddition *)`` | 11 | 76 | 17
-`00000600001D8574` | ``CWUTelemetryEventFactory::GetTelemetryEvent(CReporter *,long,long,ushort const *,long,_GUID,_GUID,CReportingOptionalValues &,AsimovDataInAddition *,CWUTelemetryEvent * *)`` | 77 | 395 | 127
-`00000600001DEE7C` | ``CWUTelemetryInstallCanceledEvent::FireAsimovEvent(void)`` | 34 | 409 | 50
-`00000600001D8DD4` | ``CWUTelemetryInstallEvent::CWUTelemetryInstallEvent(void)`` | 1 | 57 | 0
-`00000600001DD474` | ``CWUTelemetryInstallEvent::Init(CReporter *,long,long,ushort const *,long,_GUID,_GUID,CReportingOptionalValues &,AsimovDataInAddition *)`` | 6 | 50 | 8
-`00000600001DD550` | ``CWUTelemetryInstallEvent::InitializeMemebersFromOptionalData(tagOptionalData *)`` | 23 | 81 | 34
-`00000600001D8EFC` | ``CWUTelemetryInstallEvent::~CWUTelemetryInstallEvent(void)`` | 2 | 66 | 1
-`00000600001DE67C` | ``CWUTelemetryInstallFailedEvent::FireAsimovEvent(void)`` | 34 | 409 | 50
-`00000600001DF67C` | ``CWUTelemetryInstallRebootPendingEvent::FireAsimovEvent(void)`` | 34 | 409 | 50
-`00000600001D8D9C` | ``CWUTelemetryInstallRebootPendingEvent::`scalar deleting destructor'(uint)`` | 3 | 15 | 3
-`00000600001DD67C` | ``CWUTelemetryInstallStartedEvent::FireAsimovEvent(void)`` | 34 | 409 | 50
-`00000600001DDE7C` | ``CWUTelemetryInstallSucceededEvent::FireAsimovEvent(void)`` | 34 | 409 | 50
-`00000600001CAE68` | ``CWUTelemetryScanFailedEvent::FireAsimovEvent(void)`` | 31 | 416 | 46
-`00000600001CA100` | ``CWUTelemetryScanRetryEvent::FireAsimovEvent(void)`` | 9 | 108 | 13
-`00000600001CA588` | ``CWUTelemetryScanSucceededEvent::FireAsimovEvent(void)`` | 47 | 459 | 73
-`00000600001CB790` | ``CWUTelemetryUnsupportedSystemClickSupportEvent::FireAsimovEvent(void)`` | 5 | 22 | 7
-`00000600001CB9B0` | ``CWUTelemetryUnsupportedSystemClickSupportEvent::`scalar deleting destructor'(uint)`` | 3 | 17 | 3
-`00000600001CB7FC` | ``CWUTelemetryUnsupportedSystemDetectionEvent::FireAsimovEvent(void)`` | 5 | 22 | 7
-`00000600001CB970` | ``CWUTelemetryUnsupportedSystemDetectionEvent::`scalar deleting destructor'(uint)`` | 3 | 17 | 3
-`00000600001CB724` | ``CWUTelemetryUnsupportedSystemNotificationDismissEvent::FireAsimovEvent(void)`` | 5 | 22 | 7
-`00000600001CB9F0` | ``CWUTelemetryUnsupportedSystemNotificationDismissEvent::`scalar deleting destructor'(uint)`` | 3 | 17 | 3
-`00000600001CB6B8` | ``CWUTelemetryUnsupportedSystemNotificationShowEvent::FireAsimovEvent(void)`` | 5 | 22 | 7
-`00000600001CBA30` | ``CWUTelemetryUnsupportedSystemNotificationShowEvent::`scalar deleting destructor'(uint)`` | 3 | 17 | 3
-**`0000060000102F08`** | **``IsCPUSupported(void)``** | **20** | **157** | **31**
-**`00000600000AF3C0`** | **``IsDeviceServiceable(void)``** | **7** | **31** | **8**
-`00000600000832CC` | ``TraceLoggingEnableForTelemetry(_TlgProvider_t const *)`` | 16 | 86 | 23
-`0000060000083210` | ``TraceLoggingSetInformation(_TlgProvider_t const *,_EVENT_INFO_CLASS,void *,ulong)`` | 6 | 50 | 8
-
-We have found culprits, [`IsDeviceServiceable(void)`](https://gist.github.com/zeffy/e5ec266952932bc905eb0cbc6ed72185) and [`IsCPUSupported(void)`](https://gist.github.com/zeffy/1a8f8984d2bec97ae24af63a76278694)!
-
-## Solutions
-
-Luckily, there are a couple of different ways to kill this CPU check by patching `wuaueng.dll`.
-
-1. Change the value of `dword_600002EE948` (see [this line](https://gist.github.com/zeffy/e5ec266952932bc905eb0cbc6ed72185#file-isdeviceserviceable-c-L7)) which is at file offset `0x26C948`, from `0x01` to `0x00`. This makes `IsDeviceServiceable(void)` skip over the entire CPU check and immediately return the value stored at `dword_600002EE94C`, which by default is 1 (supported CPU). This is my preferred method, as it is a simple 1-byte change. **Note: this offset is only for the KB4012218-x64, for a list of all the patch offsets [click here](docs/Patch_Offsets.md).**
-
-2. Fill all the instructions highlighted [here](https://gist.github.com/zeffy/e5ec266952932bc905eb0cbc6ed72185#file-isdeviceserviceable-asm-L24-L26) in `IsDeviceServiceable(void)` with `nop`s. This will enabling using the `ForceUnsupportedCPU` value of type `REG_DWORD` under the registry key `HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Test\Scan` (you will most likely have to create this registry key). You can set this value to `0x00000001` to force unsupported CPUs, or to `0x00000000` to use the default behaviour. You will probably need to restart your PC or restart the `wuauserv` service in order for changes to apply. **This is an internal testing feature used by Microsoft and could be removed in future updates, so I will not be providing xdelta files for it.**
-
-## Caveats
-
-- You have to apply a new patch whenever `wuaueng.dll` gets updated.
-- SFC scan errors will most likely occur as it will believe the integrity of the system has been compromised.
-
-[BinDiff]: https://www.zynamics.com/software.html
-[Diaphora]: http://diaphora.re
+- On system boot the `wufuc` scheduled task runs under the `NT AUTHORITY\SYSTEM` user.
+- `wufuc` determines what service host process the Windows Update service (`wuauserv`) runs in, and injects itself into it.
+- Once injected, it applies a hook to `LoadLibraryEx` that automatically patches `wuaueng.dll` when it is loaded.
+- Any previously loaded `wuaueng.dll` is also patched.
+- **No system files are modified!**
diff --git a/patch_scripts/aio/aio-wuaueng.dll-patch.bat b/patch_scripts/aio/aio-wuaueng.dll-patch.bat
deleted file mode 100644
index 893a08f..0000000
--- a/patch_scripts/aio/aio-wuaueng.dll-patch.bat
+++ /dev/null
@@ -1,270 +0,0 @@
-@echo off
-:: Copyright (C) 2017 zeffy
-
-:: This program is free software: you can redistribute it and/or modify
-:: it under the terms of the GNU General Public License as published by
-:: the Free Software Foundation, either version 3 of the License, or
-:: (at your option) any later version.
-
-:: This program is distributed in the hope that it will be useful,
-:: but WITHOUT ANY WARRANTY; without even the implied warranty of
-:: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-:: GNU General Public License for more details.
-
-:: You should have received a copy of the GNU General Public License
-:: along with this program. If not, see .
-
-echo Copyright (C) 2017 zeffy ^
-echo This program comes with ABSOLUTELY NO WARRANTY.
-echo This is free software, and you are welcome to redistribute it
-echo under certain conditions; see COPYING.txt for details.
-echo.
-
-net session >nul 2>&1 || (
- echo This batch script requires administrator privileges. Right-click on
- echo %~nx0 and select "Run as administrator".
- goto :die
-)
-
-set "SYSTEM32_DIR=%systemroot%\System32"
-set "WUAUENG_DLL=%SYSTEM32_DIR%\wuaueng.dll"
-
-echo Checking system requirements...
-
-:check_bitness
-if /I "%PROCESSOR_ARCHITECTURE%"=="AMD64" (
- goto :is_x64
-) else (
- if /I "%PROCESSOR_ARCHITEW6432%"=="AMD64" (
- goto :is_x64
- )
- if /I "%PROCESSOR_ARCHITECTURE%"=="x86" (
- set "WINDOWS_ARCHITECTURE=x86"
- set "XDELTA3_EXE=%~dp0xdelta3-3.0.11-i686.exe"
- goto :find_xdelta3
- )
-)
-goto :unsupported_os
-
-:is_x64
-set "WINDOWS_ARCHITECTURE=x64"
-set "XDELTA3_EXE=%~dp0xdelta3-3.0.11-x86_64.exe"
-
-:find_xdelta3
-echo.
-if not exist "%XDELTA3_EXE%" (
- call :file_not_found "%XDELTA3_EXE%"
- goto :die
-)
-
-wmic /output:stdout os get version | findstr "^6\.1\." >nul && (
- set "WINDOWS_VER=6.1"
- set "SUPPORTED_HOTFIXES=KB4019265 KB4019264 KB4015552 KB4015549 KB4015546 KB4012218"
- echo Detected supported operating system: Windows 7 %WINDOWS_ARCHITECTURE%
- goto :check_hotfix
-)
-wmic /output:stdout os get version | findstr "^6\.3\." >nul && (
- set "WINDOWS_VER=8.1"
- set "SUPPORTED_HOTFIXES=KB4019217 KB4019215 KB4015553 KB4015550 KB4015547 KB4012219"
- echo Detected supported operating system: Windows 8.1 %WINDOWS_ARCHITECTURE%
- goto :check_hotfix
-)
-
-:unsupported_os
-echo Detected that you are using an unsupported operating system.
-echo.
-echo This patch only works on the following versions of Windows:
-echo.
-echo - Windows 7 (x64 and x86)
-echo - Windows 8.1 (x64 and x86)
-echo - Windows Server 2008 R2 (reported as Windows 7 x64)
-echo - Windows Server 2012 R2 (reported as Windows 8.1 x64)
-goto :die
-
-:check_hotfix
-echo.
-for %%a in (%SUPPORTED_HOTFIXES%) do (
- wmic /output:stdout qfe get hotfixid | find "%%a" >nul && (
- set "INSTALLED_HOTFIX=%%a"
- echo Detected installed supported update: %%a
- goto :confirmation
- )
-)
-
-echo Detected that no supported updates are installed! If you are getting
-echo unsupported hardware errors in Windows Update, please create an issue
-echo and I will try to help you out.
-echo.
-echo https://github.com/zeffy/kb4012218-19/issues
-echo.
-call :show_debug_info
-goto :die
-
-:confirmation
-echo.
-echo This patch only works on the following versions of Windows:
-echo.
-echo - Windows 7 (x64 and x86)
-echo - Windows 8.1 (x64 and x86)
-echo - Windows Server 2008 R2 (reported as Windows 7 x64)
-echo - Windows Server 2012 R2 (reported as Windows 8.1 x64)
-echo.
-echo If you have another version of Windows, please close this window immediately.
-echo.
-echo By continuing, you acknowledge that you want to modify wuaueng.dll.
-echo.
-echo I take no responsibility if you somehow ruin your PC with this script.
-echo.
-set /p CONTINUE=Enter 'Y' if you understand, and still want to continue:
-if /I not "%CONTINUE%"=="Y" goto :cancel
-
-:ask
-echo.
-echo Would you like to install the patch or uninstall it?
-echo.
-echo 1. Install
-echo 2. Uninstall
-echo.
-set /p CHOICE=Enter your choice:
-if "%CHOICE%"=="1" (
- set "PATCH_TYPE=patch"
- goto :begin
-)
-if "%CHOICE%"=="2" (
- set "PATCH_TYPE=unpatch"
- goto :begin
-)
-echo Invalid choice, please try again...
-goto :ask
-
-:begin
-echo.
-set "DELTA_FILE=%~dp0patches\Windows%WINDOWS_VER%-%INSTALLED_HOTFIX%-%WINDOWS_ARCHITECTURE%-%PATCH_TYPE%.xdelta"
-if not exist "%DELTA_FILE%" (
- call :file_not_found "%DELTA_FILE%"
- goto :die
-)
-call :set_timestamp_var
-set "BACKUP_FILE=%WUAUENG_DLL%_%TIMESTAMP%_before-%PATCH_TYPE%.bak"
-set "ACL_TEMP_FILE=%temp%\wuaueng.dll_acl_%TIMESTAMP%.txt"
-
-net stop wuauserv
-
-takeown /F "%WUAUENG_DLL%" /A
-icacls "%WUAUENG_DLL%" /save "%ACL_TEMP_FILE%"
-
-:: Administrators group SID
-icacls "%WUAUENG_DLL%" /grant *S-1-5-32-544:F
-move "%WUAUENG_DLL%" "%BACKUP_FILE%"
-
-"%XDELTA3_EXE%" -d -s "%BACKUP_FILE%" "%DELTA_FILE%" "%WUAUENG_DLL%"
-if errorlevel 1 (
- set "THERE_WAS_AN_ERROR=%errorlevel%"
- move /Y "%BACKUP_FILE%" "%WUAUENG_DLL%"
-)
-
-:: "NT Service\TrustedInstaller" SID
-icacls "%WUAUENG_DLL%" /setowner *S-1-5-80-956008885-3418522649-1831038044-1853292631-2271478464
-icacls "%SYSTEM32_DIR%" /restore "%ACL_TEMP_FILE%"
-
-net start wuauserv
-
-echo.
-if defined THERE_WAS_AN_ERROR (
- echo There was an error while %PATCH_TYPE%ing. Nothing has been modified.
- echo If you didn't screw with the script or anything like that and this
- echo error was unexpected, please create an issue and include the output
- echo of this window in your post.
- echo.
- echo https://github.com/zeffy/kb4012218-19/issues
- echo.
- call :show_debug_info
-) else (
- echo Successfully %PATCH_TYPE%ed!
- echo If you want to revert the changes that have been made for whatever
- echo reason, you can run this script again and pick the other option.
- echo.
- echo You can also manually restore the backup file located at
- echo '%BACKUP_FILE%'
- echo by renaming it back to wuaueng.dll, changing the owner back to
- echo "NT Service\TrustedInstaller", and restoring the original permissions from
- echo '%ACL_TEMP_FILE%'.
- echo However, make absolutely sure you only restore the backup that is the same
- echo version as the current wuaueng.dll, or you could corrupt the WinSxS component
- echo store.
-)
-
-:die
-echo.
-echo Press any key to exit...
-pause >nul
-exit
-
-:cancel
-echo.
-echo Canceled by user, press any key to exit...
-pause >nul
-exit
-
-:show_debug_info
-echo Gathering debugging information, please wait...
-call :set_timestamp_var
-set "DEBUG_LOG_FILE=%temp%\%~nx0-debuginfo_%TIMESTAMP%.log"
-
-set "WMI_OS_VALUES=BuildNumber,Caption,MUILanguages,OSArchitecture,OSLanguage,Version"
-set "WMI_CPU_VALUES=Description,Family,Manufacturer,Name,NumberOfCores,NumberOfLogicalProcessors,ProcessorId,Revision"
-set "WMI_QFE_VALUES=HotFixID,InstalledOn"
-set "WMI_DATAFILE_VALUES=CreationDate,FileSize,InstallDate,LastAccessed,LastModified,Version"
-set "CERTUTIL_HASH_ALGS=MD5 SHA1 SHA256"
-
-echo.>"%DEBUG_LOG_FILE%"
-echo ^>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-echo ## Operating System>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-wmic /output:stdout os get %WMI_OS_VALUES% /value | findstr /V "^$" >>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-
-echo ## Processor>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-wmic /output:stdout cpu get %WMI_CPU_VALUES% /value | findstr /V "^$" >>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-
-echo ## Installed Hotfixes>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-wmic /output:stdout qfe get %WMI_QFE_VALUES% /value | findstr /V "^$" >>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-
-echo ## wuaueng.dll Properties>>"%DEBUG_LOG_FILE%"
-echo.>>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-for %%a in (%CERTUTIL_HASH_ALGS%) do (
- certutil -hashfile "%WUAUENG_DLL%" "%%a" | find /V "CertUtil" >>"%DEBUG_LOG_FILE%"
- echo.>>"%DEBUG_LOG_FILE%"
-)
-wmic /output:stdout datafile where "name='%WUAUENG_DLL:\=\\%'" get %WMI_DATAFILE_VALUES% /value | findstr /V "^$" >>"%DEBUG_LOG_FILE%"
-echo ```>>"%DEBUG_LOG_FILE%"
-echo ^>>"%DEBUG_LOG_FILE%"
-
-echo.
-echo Done! Please copy the text from Notepad into your GitHub issue.
-echo Opening log file in 5 seconds...
-timeout /t 5 /nobreak >nul
-start "" notepad "%DEBUG_LOG_FILE%"
-exit /b
-
-:set_timestamp_var
-for /f "delims=" %%a in ('wmic /output:stdout os get localdatetime ^| find "."') do set dt=%%a
-set "TIMESTAMP=%dt:~0,4%-%dt:~4,2%-%dt:~6,2%_%dt:~8,2%-%dt:~10,2%-%dt:~12,2%_%dt:~15,6%"
-exit /b
-
-:file_not_found
-echo File "%~1" not found!
-echo Make sure you extracted all the files from the release .zip and try again.
-exit /b
diff --git a/patch_scripts/aio/patches/Windows6.1-KB4012218-x64-patch.xdelta b/patch_scripts/aio/patches/Windows6.1-KB4012218-x64-patch.xdelta
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diff --git a/wufuc.sln b/wufuc.sln
new file mode 100644
index 0000000..b97b731
--- /dev/null
+++ b/wufuc.sln
@@ -0,0 +1,40 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.26430.12
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "wufuc", "wufuc\wufuc.vcxproj", "{00F96695-CE41-4C2F-A344-6219DFB4F887}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8C2147FF-2B83-479B-813E-5ACB86F43042}"
+ ProjectSection(SolutionItems) = preProject
+ .gitignore = .gitignore
+ LICENSE = LICENSE
+ README.md = README.md
+ wufuc.xml = wufuc.xml
+ EndProjectSection
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Debug|x64 = Debug|x64
+ Debug|x86 = Debug|x86
+ Release|Any CPU = Release|Any CPU
+ Release|x64 = Release|x64
+ Release|x86 = Release|x86
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Debug|Any CPU.ActiveCfg = Debug|Win32
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Debug|x64.ActiveCfg = Debug|x64
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Debug|x64.Build.0 = Debug|x64
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Debug|x86.ActiveCfg = Debug|Win32
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Debug|x86.Build.0 = Debug|Win32
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Release|Any CPU.ActiveCfg = Release|Win32
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Release|x64.ActiveCfg = Release|x64
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Release|x64.Build.0 = Release|x64
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Release|x86.ActiveCfg = Release|Win32
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}.Release|x86.Build.0 = Release|Win32
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+EndGlobal
diff --git a/wufuc.xml b/wufuc.xml
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index 0000000..4d0763a
Binary files /dev/null and b/wufuc.xml differ
diff --git a/wufuc/core.c b/wufuc/core.c
new file mode 100644
index 0000000..f89e1b5
--- /dev/null
+++ b/wufuc/core.c
@@ -0,0 +1,161 @@
+#include
+#include
+#include
+#include
+#include
+#include
+#include "core.h"
+#include "process.h"
+#include "service.h"
+#include "util.h"
+
+DWORD WINAPI NewThreadProc(LPVOID lpParam) {
+ SC_HANDLE hSCManager = OpenSCManager(NULL, SERVICES_ACTIVE_DATABASE, SC_MANAGER_CONNECT);
+
+ TCHAR lpBinaryPathName[0x8000];
+ QueryServiceBinaryPathName(hSCManager, _T("wuauserv"), lpBinaryPathName, _countof(lpBinaryPathName));
+
+ BOOL result = _tcsicmp(GetCommandLine(), lpBinaryPathName);
+ CloseServiceHandle(hSCManager);
+
+ if (result) {
+ return 0;
+ }
+
+ SECURITY_ATTRIBUTES sa;
+ sa.nLength = sizeof(sa);
+ ConvertStringSecurityDescriptorToSecurityDescriptor(_T("D:PAI(A;;FA;;;BA)"), SDDL_REVISION_1, &(sa.lpSecurityDescriptor), NULL);
+ sa.bInheritHandle = FALSE;
+
+ HANDLE hEvent = CreateEvent(&sa, FALSE, FALSE, _T("Global\\wufuc_UnloadEvent"));
+
+ if (!hEvent) {
+ return 0;
+ }
+
+ HANDLE lphThreads[0x1000];
+ SIZE_T cb;
+ SuspendProcess(lphThreads, _countof(lphThreads), &cb);
+
+ HMODULE hm = GetModuleHandle(NULL);
+ DETOUR_IAT(hm, LoadLibraryExA);
+ DETOUR_IAT(hm, LoadLibraryExW);
+
+ DbgPrint("Applied LoadLibraryEx hooks.");
+
+ HMODULE hwu = GetModuleHandle(_T("wuaueng.dll"));
+ if (hwu) {
+ PatchWUModule(hwu);
+ }
+ ResumeAndCloseThreads(lphThreads, cb);
+
+ WaitForSingleObject(hEvent, INFINITE);
+ CloseHandle(hEvent);
+
+ DbgPrint("Received wufuc_UnloadEvent, removing hooks.");
+
+ SuspendProcess(lphThreads, _countof(lphThreads), &cb);
+ RESTORE_IAT(hm, LoadLibraryExA);
+ RESTORE_IAT(hm, LoadLibraryExW);
+ ResumeAndCloseThreads(lphThreads, cb);
+
+ DbgPrint("Unloading library. Cya!");
+ FreeLibraryAndExitThread(HINST_THISCOMPONENT, 0);
+ return 0;
+}
+
+BOOL IsWUModule(HMODULE hModule) {
+ TCHAR lpBaseName[MAX_PATH + 1];
+ GetModuleBaseName(GetCurrentProcess(), hModule, lpBaseName, _countof(lpBaseName));
+ return !_tcsicmp(lpBaseName, _T("wuaueng.dll"));
+}
+
+BOOL PatchWUModule(HMODULE hModule) {
+ if (!IsWindows7Or8Point1()) {
+ return FALSE;
+ }
+
+ LPSTR lpszPattern;
+ SIZE_T n1, n2;
+#ifdef _WIN64
+ lpszPattern =
+ "FFF3" // push rbx
+ "4883EC??" // sub rsp,??
+ "33DB" // xor ebx,ebx
+ "391D????????" // cmp dword ptr ds:[???????????],ebx
+ "7508" // jnz $+8
+ "8B05????????"; // mov eax,dword ptr ds:[???????????]
+ n1 = 10;
+ n2 = 18;
+#elif defined(_WIN32)
+ if (IsWindows8Point1()) {
+ lpszPattern =
+ "8BFF" // mov edi,edi
+ "51" // push ecx
+ "833D????????00" // cmp dword ptr ds:[????????],0
+ "7507" // jnz $+7
+ "A1????????"; // mov eax,dword ptr ds:[????????]
+ n1 = 5;
+ n2 = 13;
+ }
+ else if (IsWindows7()) {
+ lpszPattern =
+ "833D????????00" // cmp dword ptr ds:[????????],0
+ "743E" // je $+3E
+ "E8????????" // call
+ "A3????????"; // mov dword ptr ds:[????????],eax
+ n1 = 2;
+ n2 = 15;
+ }
+#else
+ return FALSE;
+#endif
+
+ MODULEINFO modinfo;
+ GetModuleInformation(GetCurrentProcess(), hModule, &modinfo, sizeof(MODULEINFO));
+
+ SIZE_T offset;
+ if (!FindPattern(modinfo.lpBaseOfDll, modinfo.SizeOfImage, lpszPattern, 0, &offset)) {
+ return FALSE;
+ }
+ DbgPrint("IsDeviceServiceable(void) matched at %p", (UINT_PTR)modinfo.lpBaseOfDll + offset);
+
+ DWORD *lpdwResultIsNotCachedOffset = (DWORD *)((UINT_PTR)modinfo.lpBaseOfDll + offset + n1);
+ BOOL *lpbResultIsNotCached = (BOOL *)((UINT_PTR)modinfo.lpBaseOfDll + offset + n1 + sizeof(DWORD) + *lpdwResultIsNotCachedOffset);
+ if (*lpbResultIsNotCached) {
+ *lpbResultIsNotCached = FALSE;
+ DbgPrint("Patched %p=%d", lpbResultIsNotCached, *lpbResultIsNotCached);
+ }
+
+ DWORD *lpdwCachedResultOffset = (DWORD *)((UINT_PTR)modinfo.lpBaseOfDll + offset + n2);
+ BOOL *lpbCachedResult = (BOOL *)((UINT_PTR)modinfo.lpBaseOfDll + offset + n2 + sizeof(DWORD) + *lpdwCachedResultOffset);
+ if (!*lpbCachedResult) {
+ *lpbCachedResult = TRUE;
+ DbgPrint("Patched %p=%d", lpbCachedResult, *lpbCachedResult);
+ }
+ return TRUE;
+}
+
+HMODULE WINAPI _LoadLibraryExA(
+ _In_ LPCSTR lpFileName,
+ _Reserved_ HANDLE hFile,
+ _In_ DWORD dwFlags
+) {
+ HMODULE result = LoadLibraryExA(lpFileName, hFile, dwFlags);
+ if (IsWUModule(result)) {
+ PatchWUModule(result);
+ }
+ return result;
+}
+
+HMODULE WINAPI _LoadLibraryExW(
+ _In_ LPCWSTR lpFileName,
+ _Reserved_ HANDLE hFile,
+ _In_ DWORD dwFlags
+) {
+ HMODULE result = LoadLibraryExW(lpFileName, hFile, dwFlags);
+ if (IsWUModule(result)) {
+ PatchWUModule(result);
+ }
+ return result;
+};
diff --git a/wufuc/core.h b/wufuc/core.h
new file mode 100644
index 0000000..2f87829
--- /dev/null
+++ b/wufuc/core.h
@@ -0,0 +1,17 @@
+#pragma once
+
+DWORD WINAPI NewThreadProc(LPVOID lpParam);
+
+BOOL PatchWUModule(HMODULE hModule);
+
+HMODULE WINAPI _LoadLibraryExA(
+ _In_ LPCSTR lpFileName,
+ _Reserved_ HANDLE hFile,
+ _In_ DWORD dwFlags
+);
+
+HMODULE WINAPI _LoadLibraryExW(
+ _In_ LPCWSTR lpFileName,
+ _Reserved_ HANDLE hFile,
+ _In_ DWORD dwFlags
+);
diff --git a/wufuc/dllmain.c b/wufuc/dllmain.c
new file mode 100644
index 0000000..9bfef13
--- /dev/null
+++ b/wufuc/dllmain.c
@@ -0,0 +1,19 @@
+#include
+#include "core.h"
+
+BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
+ switch (ul_reason_for_call) {
+ case DLL_PROCESS_ATTACH:
+ {
+ DisableThreadLibraryCalls(hModule);
+ HANDLE hThread = CreateThread(NULL, 0, NewThreadProc, NULL, 0, NULL);
+ CloseHandle(hThread);
+ break;
+ }
+ case DLL_PROCESS_DETACH:
+ break;
+ default:
+ break;
+ }
+ return TRUE;
+}
diff --git a/wufuc/entrypoint.c b/wufuc/entrypoint.c
new file mode 100644
index 0000000..dc54ed2
--- /dev/null
+++ b/wufuc/entrypoint.c
@@ -0,0 +1,41 @@
+#include
+#include
+#include
+#include "service.h"
+#include "process.h"
+#include "util.h"
+
+void CALLBACK Rundll32Entry(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow) {
+ HANDLE hEvent = OpenEvent(SYNCHRONIZE, FALSE, _T("Global\\wufuc_UnloadEvent"));
+ if (hEvent) {
+ CloseHandle(hEvent);
+ return;
+ }
+ SC_HANDLE hSCManager = OpenSCManager(NULL, SERVICES_ACTIVE_DATABASE, SC_MANAGER_CONNECT);
+ TCHAR lpGroupName[256];
+ DWORD dwProcessId;
+ BOOL result = QueryServiceProcessId(hSCManager, _T("wuauserv"), &dwProcessId);
+ if (!result && GetServiceGroupName(hSCManager, _T("wuauserv"), lpGroupName, _countof(lpGroupName))) {
+ result = FindServiceGroupProcessId(hSCManager, lpGroupName, &dwProcessId);
+ }
+ CloseServiceHandle(hSCManager);
+ if (!result) {
+ return;
+ }
+ TCHAR lpLibFileName[MAX_PATH + 1];
+ GetModuleFileName(HINST_THISCOMPONENT, lpLibFileName, _countof(lpLibFileName));
+
+ HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwProcessId);
+
+ InjectLibrary(hProcess, lpLibFileName, _countof(lpLibFileName));
+ CloseHandle(hProcess);
+}
+
+void CALLBACK Rundll32Unload(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow) {
+ HANDLE hEvent = OpenEvent(EVENT_MODIFY_STATE, FALSE, _T("Global\\wufuc_UnloadEvent"));
+ if (hEvent) {
+ DbgPrint("Setting wufuc_UnloadEvent...");
+ SetEvent(hEvent);
+ CloseHandle(hEvent);
+ }
+}
diff --git a/wufuc/exports.def b/wufuc/exports.def
new file mode 100644
index 0000000..e90f4df
--- /dev/null
+++ b/wufuc/exports.def
@@ -0,0 +1,3 @@
+EXPORTS
+ Rundll32Entry
+ Rundll32Unload
diff --git a/wufuc/install/COPYING.txt b/wufuc/install/COPYING.txt
new file mode 100644
index 0000000..94a9ed0
--- /dev/null
+++ b/wufuc/install/COPYING.txt
@@ -0,0 +1,674 @@
+ GNU GENERAL PUBLIC LICENSE
+ Version 3, 29 June 2007
+
+ Copyright (C) 2007 Free Software Foundation, Inc.
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.
+
+ Preamble
+
+ The GNU General Public License is a free, copyleft license for
+software and other kinds of works.
+
+ The licenses for most software and other practical works are designed
+to take away your freedom to share and change the works. By contrast,
+the GNU General Public License is intended to guarantee your freedom to
+share and change all versions of a program--to make sure it remains free
+software for all its users. We, the Free Software Foundation, use the
+GNU General Public License for most of our software; it applies also to
+any other work released this way by its authors. You can apply it to
+your programs, too.
+
+ When we speak of free software, we are referring to freedom, not
+price. Our General Public Licenses are designed to make sure that you
+have the freedom to distribute copies of free software (and charge for
+them if you wish), that you receive source code or can get it if you
+want it, that you can change the software or use pieces of it in new
+free programs, and that you know you can do these things.
+
+ To protect your rights, we need to prevent others from denying you
+these rights or asking you to surrender the rights. Therefore, you have
+certain responsibilities if you distribute copies of the software, or if
+you modify it: responsibilities to respect the freedom of others.
+
+ For example, if you distribute copies of such a program, whether
+gratis or for a fee, you must pass on to the recipients the same
+freedoms that you received. You must make sure that they, too, receive
+or can get the source code. And you must show them these terms so they
+know their rights.
+
+ Developers that use the GNU GPL protect your rights with two steps:
+(1) assert copyright on the software, and (2) offer you this License
+giving you legal permission to copy, distribute and/or modify it.
+
+ For the developers' and authors' protection, the GPL clearly explains
+that there is no warranty for this free software. For both users' and
+authors' sake, the GPL requires that modified versions be marked as
+changed, so that their problems will not be attributed erroneously to
+authors of previous versions.
+
+ Some devices are designed to deny users access to install or run
+modified versions of the software inside them, although the manufacturer
+can do so. This is fundamentally incompatible with the aim of
+protecting users' freedom to change the software. The systematic
+pattern of such abuse occurs in the area of products for individuals to
+use, which is precisely where it is most unacceptable. Therefore, we
+have designed this version of the GPL to prohibit the practice for those
+products. If such problems arise substantially in other domains, we
+stand ready to extend this provision to those domains in future versions
+of the GPL, as needed to protect the freedom of users.
+
+ Finally, every program is threatened constantly by software patents.
+States should not allow patents to restrict development and use of
+software on general-purpose computers, but in those that do, we wish to
+avoid the special danger that patents applied to a free program could
+make it effectively proprietary. To prevent this, the GPL assures that
+patents cannot be used to render the program non-free.
+
+ The precise terms and conditions for copying, distribution and
+modification follow.
+
+ TERMS AND CONDITIONS
+
+ 0. Definitions.
+
+ "This License" refers to version 3 of the GNU General Public License.
+
+ "Copyright" also means copyright-like laws that apply to other kinds of
+works, such as semiconductor masks.
+
+ "The Program" refers to any copyrightable work licensed under this
+License. Each licensee is addressed as "you". "Licensees" and
+"recipients" may be individuals or organizations.
+
+ To "modify" a work means to copy from or adapt all or part of the work
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+earlier work or a work "based on" the earlier work.
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+ A "covered work" means either the unmodified Program or a work based
+on the Program.
+
+ To "propagate" a work means to do anything with it that, without
+permission, would make you directly or secondarily liable for
+infringement under applicable copyright law, except executing it on a
+computer or modifying a private copy. Propagation includes copying,
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+public, and in some countries other activities as well.
+
+ To "convey" a work means any kind of propagation that enables other
+parties to make or receive copies. Mere interaction with a user through
+a computer network, with no transfer of a copy, is not conveying.
+
+ An interactive user interface displays "Appropriate Legal Notices"
+to the extent that it includes a convenient and prominently visible
+feature that (1) displays an appropriate copyright notice, and (2)
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+extent that warranties are provided), that licensees may convey the
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+same work.
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+covered work is covered by this License only if the output, given its
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+ trade names, trademarks, or service marks; or
+
+ f) Requiring indemnification of licensors and authors of that
+ material by anyone who conveys the material (or modified versions of
+ it) with contractual assumptions of liability to the recipient, for
+ any liability that these contractual assumptions directly impose on
+ those licensors and authors.
+
+ All other non-permissive additional terms are considered "further
+restrictions" within the meaning of section 10. If the Program as you
+received it, or any part of it, contains a notice stating that it is
+governed by this License along with a term that is a further
+restriction, you may remove that term. If a license document contains
+a further restriction but permits relicensing or conveying under this
+License, you may add to a covered work material governed by the terms
+of that license document, provided that the further restriction does
+not survive such relicensing or conveying.
+
+ If you add terms to a covered work in accord with this section, you
+must place, in the relevant source files, a statement of the
+additional terms that apply to those files, or a notice indicating
+where to find the applicable terms.
+
+ Additional terms, permissive or non-permissive, may be stated in the
+form of a separately written license, or stated as exceptions;
+the above requirements apply either way.
+
+ 8. Termination.
+
+ You may not propagate or modify a covered work except as expressly
+provided under this License. Any attempt otherwise to propagate or
+modify it is void, and will automatically terminate your rights under
+this License (including any patent licenses granted under the third
+paragraph of section 11).
+
+ However, if you cease all violation of this License, then your
+license from a particular copyright holder is reinstated (a)
+provisionally, unless and until the copyright holder explicitly and
+finally terminates your license, and (b) permanently, if the copyright
+holder fails to notify you of the violation by some reasonable means
+prior to 60 days after the cessation.
+
+ Moreover, your license from a particular copyright holder is
+reinstated permanently if the copyright holder notifies you of the
+violation by some reasonable means, this is the first time you have
+received notice of violation of this License (for any work) from that
+copyright holder, and you cure the violation prior to 30 days after
+your receipt of the notice.
+
+ Termination of your rights under this section does not terminate the
+licenses of parties who have received copies or rights from you under
+this License. If your rights have been terminated and not permanently
+reinstated, you do not qualify to receive new licenses for the same
+material under section 10.
+
+ 9. Acceptance Not Required for Having Copies.
+
+ You are not required to accept this License in order to receive or
+run a copy of the Program. Ancillary propagation of a covered work
+occurring solely as a consequence of using peer-to-peer transmission
+to receive a copy likewise does not require acceptance. However,
+nothing other than this License grants you permission to propagate or
+modify any covered work. These actions infringe copyright if you do
+not accept this License. Therefore, by modifying or propagating a
+covered work, you indicate your acceptance of this License to do so.
+
+ 10. Automatic Licensing of Downstream Recipients.
+
+ Each time you convey a covered work, the recipient automatically
+receives a license from the original licensors, to run, modify and
+propagate that work, subject to this License. You are not responsible
+for enforcing compliance by third parties with this License.
+
+ An "entity transaction" is a transaction transferring control of an
+organization, or substantially all assets of one, or subdividing an
+organization, or merging organizations. If propagation of a covered
+work results from an entity transaction, each party to that
+transaction who receives a copy of the work also receives whatever
+licenses to the work the party's predecessor in interest had or could
+give under the previous paragraph, plus a right to possession of the
+Corresponding Source of the work from the predecessor in interest, if
+the predecessor has it or can get it with reasonable efforts.
+
+ You may not impose any further restrictions on the exercise of the
+rights granted or affirmed under this License. For example, you may
+not impose a license fee, royalty, or other charge for exercise of
+rights granted under this License, and you may not initiate litigation
+(including a cross-claim or counterclaim in a lawsuit) alleging that
+any patent claim is infringed by making, using, selling, offering for
+sale, or importing the Program or any portion of it.
+
+ 11. Patents.
+
+ A "contributor" is a copyright holder who authorizes use under this
+License of the Program or a work on which the Program is based. The
+work thus licensed is called the contributor's "contributor version".
+
+ A contributor's "essential patent claims" are all patent claims
+owned or controlled by the contributor, whether already acquired or
+hereafter acquired, that would be infringed by some manner, permitted
+by this License, of making, using, or selling its contributor version,
+but do not include claims that would be infringed only as a
+consequence of further modification of the contributor version. For
+purposes of this definition, "control" includes the right to grant
+patent sublicenses in a manner consistent with the requirements of
+this License.
+
+ Each contributor grants you a non-exclusive, worldwide, royalty-free
+patent license under the contributor's essential patent claims, to
+make, use, sell, offer for sale, import and otherwise run, modify and
+propagate the contents of its contributor version.
+
+ In the following three paragraphs, a "patent license" is any express
+agreement or commitment, however denominated, not to enforce a patent
+(such as an express permission to practice a patent or covenant not to
+sue for patent infringement). To "grant" such a patent license to a
+party means to make such an agreement or commitment not to enforce a
+patent against the party.
+
+ If you convey a covered work, knowingly relying on a patent license,
+and the Corresponding Source of the work is not available for anyone
+to copy, free of charge and under the terms of this License, through a
+publicly available network server or other readily accessible means,
+then you must either (1) cause the Corresponding Source to be so
+available, or (2) arrange to deprive yourself of the benefit of the
+patent license for this particular work, or (3) arrange, in a manner
+consistent with the requirements of this License, to extend the patent
+license to downstream recipients. "Knowingly relying" means you have
+actual knowledge that, but for the patent license, your conveying the
+covered work in a country, or your recipient's use of the covered work
+in a country, would infringe one or more identifiable patents in that
+country that you have reason to believe are valid.
+
+ If, pursuant to or in connection with a single transaction or
+arrangement, you convey, or propagate by procuring conveyance of, a
+covered work, and grant a patent license to some of the parties
+receiving the covered work authorizing them to use, propagate, modify
+or convey a specific copy of the covered work, then the patent license
+you grant is automatically extended to all recipients of the covered
+work and works based on it.
+
+ A patent license is "discriminatory" if it does not include within
+the scope of its coverage, prohibits the exercise of, or is
+conditioned on the non-exercise of one or more of the rights that are
+specifically granted under this License. You may not convey a covered
+work if you are a party to an arrangement with a third party that is
+in the business of distributing software, under which you make payment
+to the third party based on the extent of your activity of conveying
+the work, and under which the third party grants, to any of the
+parties who would receive the covered work from you, a discriminatory
+patent license (a) in connection with copies of the covered work
+conveyed by you (or copies made from those copies), or (b) primarily
+for and in connection with specific products or compilations that
+contain the covered work, unless you entered into that arrangement,
+or that patent license was granted, prior to 28 March 2007.
+
+ Nothing in this License shall be construed as excluding or limiting
+any implied license or other defenses to infringement that may
+otherwise be available to you under applicable patent law.
+
+ 12. No Surrender of Others' Freedom.
+
+ If conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License. If you cannot convey a
+covered work so as to satisfy simultaneously your obligations under this
+License and any other pertinent obligations, then as a consequence you may
+not convey it at all. For example, if you agree to terms that obligate you
+to collect a royalty for further conveying from those to whom you convey
+the Program, the only way you could satisfy both those terms and this
+License would be to refrain entirely from conveying the Program.
+
+ 13. Use with the GNU Affero General Public License.
+
+ Notwithstanding any other provision of this License, you have
+permission to link or combine any covered work with a work licensed
+under version 3 of the GNU Affero General Public License into a single
+combined work, and to convey the resulting work. The terms of this
+License will continue to apply to the part which is the covered work,
+but the special requirements of the GNU Affero General Public License,
+section 13, concerning interaction through a network will apply to the
+combination as such.
+
+ 14. Revised Versions of this License.
+
+ The Free Software Foundation may publish revised and/or new versions of
+the GNU General Public License from time to time. Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.
+
+ Each version is given a distinguishing version number. If the
+Program specifies that a certain numbered version of the GNU General
+Public License "or any later version" applies to it, you have the
+option of following the terms and conditions either of that numbered
+version or of any later version published by the Free Software
+Foundation. If the Program does not specify a version number of the
+GNU General Public License, you may choose any version ever published
+by the Free Software Foundation.
+
+ If the Program specifies that a proxy can decide which future
+versions of the GNU General Public License can be used, that proxy's
+public statement of acceptance of a version permanently authorizes you
+to choose that version for the Program.
+
+ Later license versions may give you additional or different
+permissions. However, no additional obligations are imposed on any
+author or copyright holder as a result of your choosing to follow a
+later version.
+
+ 15. Disclaimer of Warranty.
+
+ THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
+APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
+HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
+OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
+IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
+ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
+
+ 16. Limitation of Liability.
+
+ IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
+THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
+GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
+USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
+DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
+PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
+EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGES.
+
+ 17. Interpretation of Sections 15 and 16.
+
+ If the disclaimer of warranty and limitation of liability provided
+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.
+
+ END OF TERMS AND CONDITIONS
+
+ How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+
+ Copyright (C)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+
+Also add information on how to contact you by electronic and paper mail.
+
+ If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:
+
+ Copyright (C)
+ This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, your program's commands
+might be different; for a GUI interface, you would use an "about box".
+
+ You should also get your employer (if you work as a programmer) or school,
+if any, to sign a "copyright disclaimer" for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+.
+
+ The GNU General Public License does not permit incorporating your program
+into proprietary programs. If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library. If this is what you want to do, use the GNU Lesser General
+Public License instead of this License. But first, please read
+.
diff --git a/wufuc/install/install_wufuc.bat b/wufuc/install/install_wufuc.bat
new file mode 100644
index 0000000..fcb25c1
--- /dev/null
+++ b/wufuc/install/install_wufuc.bat
@@ -0,0 +1,132 @@
+@echo off
+title wufuc installer - v0.6
+:: Copyright (C) 2017 zeffy
+
+:: This program is free software: you can redistribute it and/or modify
+:: it under the terms of the GNU General Public License as published by
+:: the Free Software Foundation, either version 3 of the License, or
+:: (at your option) any later version.
+
+:: This program is distributed in the hope that it will be useful,
+:: but WITHOUT ANY WARRANTY; without even the implied warranty of
+:: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+:: GNU General Public License for more details.
+
+:: You should have received a copy of the GNU General Public License
+:: along with this program. If not, see .
+
+echo Copyright (C) 2017 zeffy
+echo This program comes with ABSOLUTELY NO WARRANTY.
+echo This is free software, and you are welcome to redistribute it
+echo under certain conditions; see COPYING.txt for details.
+echo.
+
+fltmc >nul 2>&1 || (
+ echo This batch script requires administrator privileges. Right-click on
+ echo %~nx0 and select "Run as administrator".
+ goto :die
+)
+
+echo Checking system requirements...
+
+if /I "%PROCESSOR_ARCHITECTURE%"=="AMD64" (
+ goto :is_x64
+) else (
+ if /I "%PROCESSOR_ARCHITEW6432%"=="AMD64" (
+ goto :is_x64
+ )
+ if /I "%PROCESSOR_ARCHITECTURE%"=="x86" (
+ set "WINDOWS_ARCHITECTURE=x86"
+ set "wufuc_dll=%~dp0wufuc32.dll"
+ goto :check_ver
+ )
+)
+goto :unsupported_os
+
+:is_x64
+set "WINDOWS_ARCHITECTURE=x64"
+set "wufuc_dll=%~dp0wufuc64.dll"
+
+:check_ver
+wmic /output:stdout os get version | findstr "^6\.1\." >nul && (
+ set "WINDOWS_VER=6.1"
+ set "SUPPORTED_HOTFIXES=KB4019265 KB4019264 KB4015552 KB4015549 KB4015546 KB4012218"
+ echo Detected supported operating system: Windows 7 %WINDOWS_ARCHITECTURE%
+ goto :check_hotfix
+)
+wmic /output:stdout os get version | findstr "^6\.3\." >nul && (
+ set "WINDOWS_VER=8.1"
+ set "SUPPORTED_HOTFIXES=KB4019217 KB4019215 KB4015553 KB4015550 KB4015547 KB4012219"
+ echo Detected supported operating system: Windows 8.1 %WINDOWS_ARCHITECTURE%
+ goto :check_hotfix
+)
+
+:unsupported_os
+echo Detected that you are using an unsupported operating system.
+echo.
+echo This patch only works on the following versions of Windows:
+echo.
+echo - Windows 7 (x64 and x86)
+echo - Windows 8.1 (x64 and x86)
+echo - Windows Server 2008 R2
+echo - Windows Server 2012 R2
+goto :die
+
+:check_hotfix
+for %%a in (%SUPPORTED_HOTFIXES%) do (
+ wmic /output:stdout qfe get hotfixid | find "%%a" >nul && (
+ set "INSTALLED_HOTFIX=%%a"
+ echo Detected installed supported update: %%a
+ goto :confirmation
+ )
+)
+
+echo.
+echo Warning - Detected that no supported updates are installed!
+echo.
+echo This can be a false warning, if you are sure you know you need wufuc you
+echo can continue (there will be no side effects even if you don't need it)
+
+set /p CONTINUE=Enter 'Y' if you still want to continue:
+if /I not "%CONTINUE%"=="Y" goto :cancel
+
+:confirmation
+echo.
+echo wufuc disables the "Unsupported Hardware" message in Windows Update,
+echo and allows you to continue installing updates on Windows 7 and 8.1
+echo systems with Intel Kaby Lake, AMD Ryzen, or other unsupported processors.
+echo.
+
+set /p CONTINUE=Enter 'Y' if you want to install wufuc:
+if /I not "%CONTINUE%"=="Y" goto :cancel
+echo.
+
+:install
+set "wufuc_task=wufuc.{72EEE38B-9997-42BD-85D3-2DD96DA17307}"
+schtasks /Create /XML "%~dp0wufuc.xml" /TN "%wufuc_task%" /F
+echo %ERRORLEVEL%
+schtasks /Change /TN "%wufuc_task%" /TR "'%systemroot%\system32\rundll32.exe' """%wufuc_dll%""",Rundll32Entry"
+echo %ERRORLEVEL%
+schtasks /Change /TN "%wufuc_task%" /ENABLE
+echo %ERRORLEVEL%
+rundll32 "%wufuc_dll%",Rundll32Unload
+echo %ERRORLEVEL%
+schtasks /Run /TN "%wufuc_task%"
+echo %ERRORLEVEL%
+
+echo.
+echo Installed and started wufuc!
+goto :die
+
+:die
+echo.
+echo Press any key to exit...
+pause >nul
+exit
+
+
+:cancel
+echo.
+echo Canceled by user, press any key to exit...
+pause >nul
+exit
\ No newline at end of file
diff --git a/wufuc/install/uninstall_wufuc.bat b/wufuc/install/uninstall_wufuc.bat
new file mode 100644
index 0000000..b0585d5
--- /dev/null
+++ b/wufuc/install/uninstall_wufuc.bat
@@ -0,0 +1,71 @@
+@echo off
+title wufuc uninstaller - v0.6
+:: Copyright (C) 2017 zeffy
+
+:: This program is free software: you can redistribute it and/or modify
+:: it under the terms of the GNU General Public License as published by
+:: the Free Software Foundation, either version 3 of the License, or
+:: (at your option) any later version.
+
+:: This program is distributed in the hope that it will be useful,
+:: but WITHOUT ANY WARRANTY; without even the implied warranty of
+:: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+:: GNU General Public License for more details.
+
+:: You should have received a copy of the GNU General Public License
+:: along with this program. If not, see .
+
+echo Copyright (C) 2017 zeffy
+echo This program comes with ABSOLUTELY NO WARRANTY.
+echo This is free software, and you are welcome to redistribute it
+echo under certain conditions; see COPYING.txt for details.
+echo.
+
+fltmc >nul 2>&1 || (
+ echo This batch script requires administrator privileges. Right-click on
+ echo %~nx0 and select "Run as administrator".
+ goto :die
+)
+
+if /I "%PROCESSOR_ARCHITECTURE%"=="AMD64" (
+ goto :is_x64
+) else (
+ if /I "%PROCESSOR_ARCHITEW6432%"=="AMD64" (
+ goto :is_x64
+ )
+ if /I "%PROCESSOR_ARCHITECTURE%"=="x86" (
+ set "WINDOWS_ARCHITECTURE=x86"
+ set "wufuc_dll=%~dp0wufuc32.dll"
+ goto :confirmation
+ )
+)
+goto :die
+
+:is_x64
+set "WINDOWS_ARCHITECTURE=x64"
+set "wufuc_dll=%~dp0wufuc64.dll"
+
+:confirmation
+set /p CONTINUE=Enter 'Y' if you want to uninstall wufuc:
+if /I not "%CONTINUE%"=="Y" goto :cancel
+echo.
+
+:uninstall
+set "wufuc_task=wufuc.{72EEE38B-9997-42BD-85D3-2DD96DA17307}"
+rundll32 "%wufuc_dll%",Rundll32Unload
+schtasks /Delete /TN "%wufuc_task%" /F
+
+echo.
+echo Unloaded and uninstalled wufuc!
+
+:die
+echo.
+echo Press any key to exit...
+pause >nul
+exit
+
+:cancel
+echo.
+echo Canceled by user, press any key to exit...
+pause >nul
+exit
\ No newline at end of file
diff --git a/wufuc/install/wufuc.xml b/wufuc/install/wufuc.xml
new file mode 100644
index 0000000..921ea73
Binary files /dev/null and b/wufuc/install/wufuc.xml differ
diff --git a/wufuc/process.c b/wufuc/process.c
new file mode 100644
index 0000000..365a24e
--- /dev/null
+++ b/wufuc/process.c
@@ -0,0 +1,139 @@
+#include
+#include
+#include
+#include
+#include "util.h"
+#include "process.h"
+
+VOID DetourIAT(HMODULE hModule, LPSTR lpFuncName, LPVOID *lpOldAddress, LPVOID lpNewAddress) {
+ LPVOID *lpAddress = FindIAT(hModule, lpFuncName);
+ if (!lpAddress || *lpAddress == lpNewAddress) {
+ return;
+ }
+
+ DWORD flOldProtect;
+ DWORD flNewProtect = PAGE_READWRITE;
+ VirtualProtect(lpAddress, sizeof(LPVOID), flNewProtect, &flOldProtect);
+ if (lpOldAddress) {
+ *lpOldAddress = *lpAddress;
+ }
+ DbgPrint("%S %p => %p", lpFuncName, *lpAddress, lpNewAddress);
+ *lpAddress = lpNewAddress;
+ VirtualProtect(lpAddress, sizeof(LPVOID), flOldProtect, &flNewProtect);
+}
+
+LPVOID *FindIAT(HMODULE hModule, LPSTR lpFuncName) {
+ PIMAGE_DOS_HEADER dos = (PIMAGE_DOS_HEADER)hModule;
+ PIMAGE_NT_HEADERS nt = (PIMAGE_NT_HEADERS)((LPBYTE)dos + dos->e_lfanew);
+ PIMAGE_IMPORT_DESCRIPTOR desc = (PIMAGE_IMPORT_DESCRIPTOR)((LPBYTE)dos + nt->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT].VirtualAddress);
+
+ for (PIMAGE_IMPORT_DESCRIPTOR iid = desc; iid->Name != 0; iid++) {
+ for (int i = 0; *(i + (LPVOID*)(iid->FirstThunk + (SIZE_T)hModule)) != NULL; i++) {
+ LPSTR name = (LPSTR)(*(i + (SIZE_T*)(iid->OriginalFirstThunk + (SIZE_T)hModule)) + (SIZE_T)hModule + 2);
+ const uintptr_t n = (uintptr_t)name;
+ if (!(n & (sizeof(n) == 4 ? 0x80000000 : 0x8000000000000000)) && !_stricmp(lpFuncName, name)) {
+ return i + (LPVOID*)(iid->FirstThunk + (SIZE_T)hModule);
+ }
+ }
+ }
+ return NULL;
+}
+
+BOOL FindPattern(LPCBYTE lpBytes, SIZE_T nNumberOfBytes, LPSTR lpszPattern, SIZE_T nStart, SIZE_T *lpOffset) {
+ SIZE_T nPatternLength = strlen(lpszPattern);
+ SIZE_T nMaskLength = nPatternLength / 2;
+ if (nMaskLength > nNumberOfBytes || nPatternLength % 2) {
+ return FALSE;
+ }
+
+ LPBYTE lpPattern = malloc(nMaskLength * sizeof(BYTE));
+ BOOL *lpbMask = malloc(nMaskLength * sizeof(BOOL));
+
+ LPSTR p = lpszPattern;
+ BOOL valid = TRUE;
+ for (SIZE_T i = 0; i < nMaskLength; i++) {
+ if (lpbMask[i] = strncmp(p, "??", 2)) {
+ if (sscanf_s(p, "%2hhx", &lpPattern[i]) != 1) {
+ valid = FALSE;
+ break;
+ }
+ }
+ p += 2;
+ }
+ BOOL result = FALSE;
+ if (valid) {
+ for (SIZE_T i = nStart; i < nNumberOfBytes - nStart - (nMaskLength - 1); i++) {
+ BOOL found = TRUE;
+ for (SIZE_T j = 0; j < nMaskLength; j++) {
+ if (lpbMask[j] && lpBytes[i + j] != lpPattern[j]) {
+ found = FALSE;
+ break;
+ }
+ }
+ if (found) {
+ *lpOffset = i;
+ result = TRUE;
+ break;
+ }
+ }
+ }
+ free(lpPattern);
+ free(lpbMask);
+ return result;
+}
+
+BOOL InjectLibrary(HANDLE hProcess, LPCTSTR lpLibFileName, DWORD cb) {
+ LPVOID lpBaseAddress = VirtualAllocEx(hProcess, NULL, cb, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE);
+ if (!WriteProcessMemory(hProcess, lpBaseAddress, lpLibFileName, cb, NULL)) {
+ return FALSE;
+ }
+ DWORD dwProcessId = GetProcessId(hProcess);
+ HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, dwProcessId);
+ MODULEENTRY32 me;
+ me.dwSize = sizeof(me);
+
+ Module32First(hSnap, &me);
+ do {
+ if (!_tcsicmp(me.szModule, _T("kernel32.dll"))) {
+ break;
+ }
+ } while (Module32Next(hSnap, &me));
+ CloseHandle(hSnap);
+ DbgPrint("Injecting %s into process %d", lpLibFileName, dwProcessId);
+ HANDLE hThread = CreateRemoteThread(hProcess, NULL, 0, (LPTHREAD_START_ROUTINE)GetProcAddress(me.hModule, _CRT_STRINGIZE(LoadLibrary)), lpBaseAddress, 0, NULL);
+ CloseHandle(hThread);
+ return TRUE;
+}
+
+VOID SuspendProcess(HANDLE *lphThreads, SIZE_T dwSize, SIZE_T *lpcb) {
+ HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPTHREAD, 0);
+ THREADENTRY32 te;
+ te.dwSize = sizeof(te);
+ Thread32First(hSnap, &te);
+
+ DWORD dwProcessId = GetCurrentProcessId();
+ DWORD dwThreadId = GetCurrentThreadId();
+
+ SIZE_T count = 0;
+
+ do {
+ if (te.th32OwnerProcessID != dwProcessId || te.th32ThreadID == dwThreadId) {
+ continue;
+ }
+ lphThreads[count] = OpenThread(THREAD_SUSPEND_RESUME, FALSE, te.th32ThreadID);
+ SuspendThread(lphThreads[count]);
+ count++;
+ } while (count < dwSize && Thread32Next(hSnap, &te));
+ CloseHandle(hSnap);
+
+ *lpcb = count;
+ DbgPrint("Suspended other threads.");
+}
+
+VOID ResumeAndCloseThreads(HANDLE *lphThreads, SIZE_T cb) {
+ for (SIZE_T i = 0; i < cb; i++) {
+ ResumeThread(lphThreads[i]);
+ CloseHandle(lphThreads[i]);
+ }
+ DbgPrint("Resumed threads.");
+}
diff --git a/wufuc/process.h b/wufuc/process.h
new file mode 100644
index 0000000..537a4f7
--- /dev/null
+++ b/wufuc/process.h
@@ -0,0 +1,20 @@
+#pragma once
+
+VOID DetourIAT(HMODULE hModule, LPSTR lpFuncName, LPVOID *lpOldAddress, LPVOID lpNewAddress);
+
+#define DETOUR_IAT(x, y) \
+ LPVOID __LPORIGINAL##y; \
+ DetourIAT(x, #y, &__LPORIGINAL##y, &_##y)
+
+#define RESTORE_IAT(x, y) \
+ DetourIAT(x, #y, NULL, __LPORIGINAL##y)
+
+LPVOID *FindIAT(HMODULE hModule, LPSTR lpFuncName);
+
+BOOL FindPattern(LPCBYTE lpBytes, SIZE_T nNumberOfBytes, LPSTR lpszPattern, SIZE_T nStart, SIZE_T *lpOffset);
+
+BOOL InjectLibrary(HANDLE hProcess, LPCTSTR lpLibFileName, DWORD cb);
+
+VOID SuspendProcess(HANDLE *lphThreads, SIZE_T dwSize, SIZE_T *lpcb);
+
+VOID ResumeAndCloseThreads(HANDLE *lphThreads, SIZE_T dwSize);
diff --git a/wufuc/resource.h b/wufuc/resource.h
new file mode 100644
index 0000000..4a2ea7a
--- /dev/null
+++ b/wufuc/resource.h
@@ -0,0 +1,15 @@
+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ generated include file.
+// Used by version.rc
+//
+
+// Next default values for new objects
+//
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE 101
+#define _APS_NEXT_COMMAND_VALUE 40001
+#define _APS_NEXT_CONTROL_VALUE 1000
+#define _APS_NEXT_SYMED_VALUE 101
+#endif
+#endif
diff --git a/wufuc/service.c b/wufuc/service.c
new file mode 100644
index 0000000..5a0b448
--- /dev/null
+++ b/wufuc/service.c
@@ -0,0 +1,97 @@
+#include
+#include
+#include "util.h"
+#include "service.h"
+
+BOOL QueryServiceBinaryPathName(SC_HANDLE hSCManager, LPCTSTR lpServiceName, LPTSTR lpBinaryPathName, SIZE_T dwSize) {
+ HANDLE hService = OpenService(hSCManager, lpServiceName, SERVICE_QUERY_CONFIG);
+ if (!hService) {
+ return FALSE;
+ }
+
+ DWORD cbBytesNeeded;
+ QueryServiceConfig(hService, NULL, 0, &cbBytesNeeded);
+ LPQUERY_SERVICE_CONFIG sc = malloc(cbBytesNeeded);
+ BOOL result = QueryServiceConfig(hService, sc, cbBytesNeeded, &cbBytesNeeded);
+ int a = GetLastError();
+ CloseServiceHandle(hService);
+ if (result) {
+ _tcscpy_s(lpBinaryPathName, dwSize, sc->lpBinaryPathName);
+ }
+ LocalFree(sc);
+ return result;
+}
+
+BOOL QueryServiceProcessId(SC_HANDLE hSCManager, LPCTSTR lpServiceName, DWORD *lpdwProcessId) {
+ SC_HANDLE hService = OpenService(hSCManager, lpServiceName, SERVICE_QUERY_STATUS);
+ if (!hService) {
+ return FALSE;
+ }
+
+ SERVICE_STATUS_PROCESS lpBuffer;
+ DWORD cbBytesNeeded;
+ BOOL result = FALSE;
+ if (QueryServiceStatusEx(hService, SC_STATUS_PROCESS_INFO, (LPBYTE)&lpBuffer, sizeof(lpBuffer), &cbBytesNeeded) && lpBuffer.dwProcessId) {
+ *lpdwProcessId = lpBuffer.dwProcessId;
+ result = TRUE;
+ DbgPrint("Found %s pid %d", lpServiceName, *lpdwProcessId);
+ }
+ CloseServiceHandle(hService);
+ return result;
+}
+
+BOOL GetServiceGroupName(SC_HANDLE hSCManager, LPCTSTR lpServiceName, LPTSTR lpGroupName, SIZE_T dwSize) {
+ TCHAR lpBinaryPathName[0x8000];
+ if (!QueryServiceBinaryPathName(hSCManager, lpServiceName, lpBinaryPathName, _countof(lpBinaryPathName))) {
+ return FALSE;
+ }
+ int numArgs;
+ LPWSTR *argv = CommandLineToArgv(lpBinaryPathName, &numArgs);
+ if (numArgs < 3) {
+ return FALSE;
+ }
+
+ TCHAR fname[_MAX_FNAME];
+ _tsplitpath_s(argv[0], NULL, 0, NULL, 0, fname, _countof(fname), NULL, 0);
+
+ BOOL result = FALSE;
+ if (!_tcsicmp(fname, _T("svchost"))) {
+ LPWSTR *p = argv;
+ for (int i = 0; i + 1 < numArgs; i++) {
+ if (!_tcsicmp(*(p++), _T("-k"))) {
+ _tcscpy_s(lpGroupName, dwSize, *p);
+ result = TRUE;
+ DbgPrint("Found %s svc group: %s", lpServiceName, lpGroupName);
+ break;
+ }
+ }
+ }
+ return result;
+}
+
+BOOL FindServiceGroupProcessId(SC_HANDLE hSCManager, LPTSTR lpServiceGroupName, DWORD *lpdwProcessId) {
+ DWORD uBytes = 0x100000;
+ LPBYTE pvData = malloc(uBytes);
+
+ RegGetValue(HKEY_LOCAL_MACHINE, _T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Svchost"), lpServiceGroupName, RRF_RT_REG_MULTI_SZ, NULL, pvData, &uBytes);
+
+ LPTSTR ptr = (LPTSTR)pvData;
+
+ BOOL result = FALSE;
+ while (*ptr) {
+ DWORD dwProcessId;
+ if (QueryServiceProcessId(hSCManager, ptr, &dwProcessId)) {
+ TCHAR group[256];
+ GetServiceGroupName(hSCManager, ptr, group, _countof(group));
+ result = !_tcsicmp(group, lpServiceGroupName);
+ }
+ if (result) {
+ DbgPrint("Found %s pid %d", lpServiceGroupName, dwProcessId);
+ *lpdwProcessId = dwProcessId;
+ break;
+ }
+ ptr += _tcslen(ptr) + 1;
+ }
+ LocalFree(pvData);
+ return result;
+}
diff --git a/wufuc/service.h b/wufuc/service.h
new file mode 100644
index 0000000..99090d1
--- /dev/null
+++ b/wufuc/service.h
@@ -0,0 +1,9 @@
+#pragma once
+
+BOOL QueryServiceBinaryPathName(SC_HANDLE hSCManager, LPCTSTR lpServiceName, LPTSTR lpBinaryPathName, SIZE_T dwSize);
+
+BOOL QueryServiceProcessId(SC_HANDLE hSCManager, LPCTSTR lpServiceName, DWORD *lpdwProcessId);
+
+BOOL GetServiceGroupName(SC_HANDLE hSCManager, LPCTSTR lpServiceName, LPTSTR lpGroupName, SIZE_T dwSize);
+
+BOOL FindServiceGroupProcessId(SC_HANDLE hSCManager, LPTSTR lpServiceGroupName, DWORD *lpdwProcessId);
diff --git a/wufuc/util.c b/wufuc/util.c
new file mode 100644
index 0000000..59fe0c4
--- /dev/null
+++ b/wufuc/util.c
@@ -0,0 +1,27 @@
+#include
+#include
+#include
+#include "util.h"
+
+BOOL IsWindows7Or8Point1(void) {
+ return IsWindows7() || IsWindows8Point1();
+}
+
+BOOL IsWindows7(void) {
+ return IsWindows7OrGreater() && !IsWindows8OrGreater();
+}
+
+BOOL IsWindows8Point1(void) {
+ return IsWindows8Point1OrGreater() && !IsWindows10OrGreater();
+}
+
+//#ifdef _DEBUG
+VOID _DbgPrint(LPCTSTR format, ...) {
+ TCHAR buffer[0x1000];
+ va_list argptr;
+ va_start(argptr, format);
+ _vstprintf_s(buffer, _countof(buffer), format, argptr);
+ va_end(argptr);
+ OutputDebugString(buffer);
+}
+//#endif
diff --git a/wufuc/util.h b/wufuc/util.h
new file mode 100644
index 0000000..720b0d0
--- /dev/null
+++ b/wufuc/util.h
@@ -0,0 +1,24 @@
+#pragma once
+
+EXTERN_C IMAGE_DOS_HEADER __ImageBase;
+#define HINST_THISCOMPONENT ((HINSTANCE)&__ImageBase)
+
+BOOL IsWindows7Or8Point1(void);
+
+BOOL IsWindows7(void);
+
+BOOL IsWindows8Point1(void);
+
+//#ifdef _DEBUG
+VOID _DbgPrint(LPCTSTR format, ...);
+#define DbgPrint(format, ...) \
+ _DbgPrint(_T(__FUNCTION__) _T(": ") _T(format), ##__VA_ARGS__)
+//#else
+//#define DbgPrint(format, ...)
+//#endif
+
+#ifdef UNICODE
+#define CommandLineToArgv CommandLineToArgvW
+#else
+#define CommandLineToArgv CommandLineToArgvA
+#endif // !UNICODE
diff --git a/wufuc/version.rc b/wufuc/version.rc
new file mode 100644
index 0000000..b5b754c
Binary files /dev/null and b/wufuc/version.rc differ
diff --git a/wufuc/wufuc.vcxproj b/wufuc/wufuc.vcxproj
new file mode 100644
index 0000000..4bf7759
--- /dev/null
+++ b/wufuc/wufuc.vcxproj
@@ -0,0 +1,190 @@
+
+
+
+
+ Debug
+ Win32
+
+
+ Release
+ Win32
+
+
+ Debug
+ x64
+
+
+ Release
+ x64
+
+
+
+ 15.0
+ {00F96695-CE41-4C2F-A344-6219DFB4F887}
+ Win32Proj
+ wufuc
+ 10.0.15063.0
+
+
+
+ DynamicLibrary
+ true
+ v141
+ Unicode
+
+
+ DynamicLibrary
+ false
+ v141
+ true
+ Unicode
+
+
+ DynamicLibrary
+ true
+ v141
+ Unicode
+
+
+ DynamicLibrary
+ false
+ v141
+ true
+ Unicode
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ true
+ $(ProjectDir)bin\$(Configuration)\$(PlatformShortName)\
+ $(ProjectDir)$(BaseIntermediateOutputPath)$(Configuration)\$(PlatformShortName)\
+ $(ProjectName)$(PlatformArchitecture)
+ false
+
+
+ true
+ $(ProjectDir)bin\$(Configuration)\$(PlatformShortName)\
+ $(ProjectDir)$(BaseIntermediateOutputPath)$(Configuration)\$(PlatformShortName)\
+ $(ProjectName)$(PlatformArchitecture)
+ false
+
+
+ false
+ $(ProjectDir)bin\$(Configuration)\$(PlatformShortName)\
+ $(ProjectDir)$(BaseIntermediateOutputPath)$(Configuration)\$(PlatformShortName)\
+ $(ProjectName)$(PlatformArchitecture)
+ false
+
+
+ false
+ $(ProjectDir)bin\$(Configuration)\$(PlatformShortName)\
+ $(ProjectDir)$(BaseIntermediateOutputPath)$(Configuration)\$(PlatformShortName)\
+ $(ProjectName)$(PlatformArchitecture)
+ false
+
+
+
+
+
+ Level3
+ Disabled
+ WIN32;_DEBUG;_WINDOWS;_USRDLL;WUFUC_EXPORTS;%(PreprocessorDefinitions)
+
+
+ Windows
+ exports.def
+ Shlwapi.lib;%(AdditionalDependencies)
+
+
+
+
+
+
+ Level3
+ Disabled
+ _DEBUG;_WINDOWS;_USRDLL;WUFUC_EXPORTS;%(PreprocessorDefinitions)
+
+
+ Windows
+ exports.def
+ Shlwapi.lib;%(AdditionalDependencies)
+
+
+
+
+ Level3
+
+
+ MaxSpeed
+ true
+ true
+ WIN32;NDEBUG;_WINDOWS;_USRDLL;WUFUC_EXPORTS;%(PreprocessorDefinitions)
+
+
+ Windows
+ true
+ true
+ exports.def
+ false
+ Shlwapi.lib;%(AdditionalDependencies)
+
+
+
+
+ Level3
+
+
+ MaxSpeed
+ true
+ true
+ NDEBUG;_WINDOWS;_USRDLL;WUFUC_EXPORTS;%(PreprocessorDefinitions)
+
+
+ Windows
+ true
+ true
+ exports.def
+ false
+ Shlwapi.lib;%(AdditionalDependencies)
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file