StartAllBack Patcher for 3.x

<# ::
:: StartAllBack Patcher BAT Script - cevoj35548
:: Works for all versions & future-proof.
:: Tested up to 3.7.9 (latest at the time of writing)

:: USAGE:
:: Save as a .bat file and run as admin

@echo off & setlocal
net file >nul 2>&1
if %errorlevel% NEQ 0 (echo;Please run as admin.&pause>nul &exit)
powershell -noprofile -nologo "iex (${%~f0} | out-string)"
goto:eof
::#>
<# -- LIBRARY -- #>
function Expand-EnvVar($Path) {
    return [System.Environment]::ExpandEnvironmentVariables($Path)
}
New-Alias -Name ee -Value Expand-EnvVar
function ReplaceBytes($Path, $FindBytes, $ReplaceBytes) {
    $Path = ee "$Path"
    $bytes = [System.IO.File]::ReadAllBytes($Path)
    $findPattern = [byte[]] ($FindBytes -split " " | ForEach-Object { [Convert]::ToByte($_, 16) })
    $replacePattern = [byte[]] ($ReplaceBytes -split " " | ForEach-Object { [Convert]::ToByte($_, 16) })
    $offset = 0
    while (($offset = [System.Array]::IndexOf($bytes, $findPattern[0], $offset)) -ne -1) {
        $found = $true
        for ($i = 0; $i -lt $findPattern.Length; $i++) {
            if ($bytes[$offset + $i] -ne $findPattern[$i]) {
                $found = $false
                break
            }
        }
        if ($found) {
            Write-Host Patching "$Path"
            for ($i = 0; $i -lt $replacePattern.Length; $i++) {
                $bytes[$offset + $i] = $replacePattern[$i]
            }
            $offset += $replacePattern.Length
        } else {
            $offset += 1
        }
    }
    [System.IO.File]::WriteAllBytes($Path, $bytes)
}
function Kill-FileLockers($FilePath) {
    $TypeDefinition = @"
    using System;
    using System.Collections.Generic;
    using System.Runtime.InteropServices;
    using System.Diagnostics;
    namespace MyCore.Utils {
    static public class FileLockUtil {
        [StructLayout(LayoutKind.Sequential)] struct RM_UNIQUE_PROCESS {
            public int dwProcessId;
            public System.Runtime.InteropServices.ComTypes.FILETIME ProcessStartTime;
        }
        enum RM_APP_TYPE {RmUnknownApp=0, RmMainWindow=1, RmOtherWindow=2, RmService=3, RmExplorer=4, RmConsole=5, RmCritical=1000}
        [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)] struct RM_PROCESS_INFO {
            public RM_UNIQUE_PROCESS Process;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst=256)] public string strAppName;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst=64)] public string strServiceShortName;
            public RM_APP_TYPE ApplicationType;
            public uint AppStatus;
            public uint TSSessionId;
            [MarshalAs(UnmanagedType.Bool)] public bool bRestartable;
        }
        [DllImport("rstrtmgr.dll", CharSet=CharSet.Unicode)] static extern int RmRegisterResources(uint pSessionHandle, UInt32 nFiles, string[] rgsFilenames, UInt32 nApplications, [In] RM_UNIQUE_PROCESS[] rgApplications, UInt32 nServices, string[] rgsServiceNames);
        [DllImport("rstrtmgr.dll", CharSet=CharSet.Auto)] static extern int RmStartSession(out uint pSessionHandle, int dwSessionFlags, string strSessionKey);
        [DllImport("rstrtmgr.dll")] static extern int RmEndSession(uint pSessionHandle);
        [DllImport("rstrtmgr.dll")] static extern int RmGetList(uint dwSessionHandle, out uint pnProcInfoNeeded, ref uint pnProcInfo, [In, Out] RM_PROCESS_INFO[] rgAffectedApps, ref uint lpdwRebootReasons);
        static public List<int> WhoIsLocking(string path) {
            uint handle;
            string key = Guid.NewGuid().ToString();
            List<int> pids = new List<int>();
            int res = RmStartSession(out handle, 0, key);
            if (res != 0) throw new Exception("Could not begin restart session. Unable to determine file locker.");
            try {
                uint pnProcInfoNeeded = 0, pnProcInfo = 0, lpdwRebootReasons = 0;
                string[] resources = new string[] { path };
                res = RmRegisterResources(handle, (uint)resources.Length, resources, 0, null, 0, null);
                if (res != 0) throw new Exception("Could not register resource.");
                res = RmGetList(handle, out pnProcInfoNeeded, ref pnProcInfo, null, ref lpdwRebootReasons);
                if (res == 234) {
                    RM_PROCESS_INFO[] processInfo = new RM_PROCESS_INFO[pnProcInfoNeeded];
                    pnProcInfo = pnProcInfoNeeded;
                    res = RmGetList(handle, out pnProcInfoNeeded, ref pnProcInfo, processInfo, ref lpdwRebootReasons);
                    if (res == 0) {
                        for (int i = 0; i < pnProcInfo; i++) {pids.Add(processInfo[i].Process.dwProcessId);}
                    } else throw new Exception("Could not list processes locking resource.");
                } else if (res != 0) throw new Exception("Could not list processes locking resource. Failed to get size of result.");
            } finally {
                RmEndSession(handle);
            }
            return pids;
        }}}
"@
    Add-Type -ReferencedAssemblies $ReferencedAssemblies -TypeDefinition $TypeDefinition
    [MyCore.Utils.FileLockUtil]::WhoIsLocking($FilePath) | ForEach-Object {taskkill /f /pid $_}
}
<# -- KILL TASKS -- #>
Write-Host Killing tasks...
taskkill /f /im explorer.exe
taskkill /f /im StartAllBackCfg.exe 2>$null
Kill-FileLockers '%programfiles%\StartAllBack\StartAllBackX64.dll'
<# -- FILES -- #>
Write-Host Replacing byte patterns...
ReplaceBytes '%programfiles%\StartAllBack\StartAllBackX64.dll' '48 89 5C 24 08 55 56 57 48 8D AC 24 70 FF FF FF' '67 C7 01 01 00 00 00 B8 01 00 00 00 C3 90 90 90'
Write-Host Launching explorer...
start explorer.exe
Write-Host Complete! Press any key to exit. -ForegroundColor Green
[void][System.Console]::ReadKey($true)