public async Task Tick(string DllPath)
{
await Task.Delay(3000);
await Task.Run(() => threadi(DllPath));
while (true)
{
var context = new CONTEXT();
try
{
if (!Win32Apis.GetThreadContext(this.thread, ref context))
{
mutex.Close();
return;
}
await Task.Delay(5000);
}
catch (Exception)
{
try
{
mutex.Close();
throw;
}
catch (Exception)
{
throw;
}
}
}
}
private void threadi(string dllpath)
{
var si = new STARTUPINFO();
var pi = new PROCESS_INFORMATION();
byte[] array = File.ReadAllBytes(ExecutableName);
var peptr = new byte[4];
Array.Copy(array, 0x3C, peptr, 0, 2);
var temparray = new byte[4];
int peLocation = BytesToInt(peptr);
int virtualSize = peLocation + 0x128;
int virtualAddress = peLocation + 0x12C;
int rawSize = peLocation + 0x130;
int rawLocation = peLocation + 0x134;
Array.Copy(array, rawSize, temparray, 0, 4);
rawSize = BytesToInt(temparray);
Array.Copy(array, rawLocation, temparray, 0, 4);
rawLocation = BytesToInt(temparray);
Array.Copy(array, virtualAddress, temparray, 0, 4);
virtualAddress = BytesToInt(temparray) + 0x400000;
Array.Copy(array, virtualSize, temparray, 0, 4);
virtualSize = Round1000(BytesToInt(temparray));
int steamapi = IndexOf(array, Encoding.ASCII.GetBytes("steam_api.dll"));
if (steamapi < rawLocation && steamapi > rawLocation + rawSize)
{
throw new Exception("未找到steam_api.dll！请确认你的游戏根目录是否存在此文件！");
}
int location = steamapi - rawLocation;
if (
!Win32Apis.CreateProcess(
ExecutableName,
Commandargs,
IntPtr.Zero,
IntPtr.Zero,
false,
0x4 | 0x200,
IntPtr.Zero,
null,
ref si,
out pi))
{
throw new Exception("创建进程失败！");
}
thread = pi.hThread;
uint oldprot;
Win32Apis.VirtualProtectEx(
pi.hProcess, new IntPtr(virtualAddress), new UIntPtr((uint)virtualSize), 0x40, out oldprot);
UIntPtr ptr;
Win32Apis.WriteProcessMemory(
pi.hProcess, new IntPtr(virtualAddress + location), Encoding.ASCII.GetBytes(dllpath), (uint)dllpath.Length + 1, out ptr);
uint newprot;
Win32Apis.VirtualProtectEx(
pi.hProcess, new IntPtr(virtualAddress), new UIntPtr((uint)virtualSize), oldprot, out newprot);
if (ptr == (UIntPtr)0)
{
Win32Apis.TerminateProcess(pi.hProcess, 0);
Win32Apis.TerminateThread(pi.hThread, 0);
throw new Exception("无法修改进程内存！");
}
mutex = new Mutex(false, "TeknoMW3" + (pi.dwProcessId ^ 0x57).ToString("X8"));
Win32Apis.ResumeThread(pi.hThread);
}
