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using System;
using System.Runtime.InteropServices;
using System.Text;
namespace PatchApp
{
internal class ProcessShapr_fix
{
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr OpenProcess(uint processAccess, bool bInheritHandle, int
processId);
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress, uint
dwSize, uint flAllocationType, uint flProtect);
[DllImport("kernel32.dll")]
static extern bool WriteProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress,
byte[] lpBuffer, Int32 nSize, out IntPtr lpNumberOfBytesWritten);
[DllImport("kernel32.dll")]
static extern IntPtr CreateRemoteThread(IntPtr hProcess, IntPtr
lpThreadAttributes, uint dwStackSize, IntPtr lpStartAddress, IntPtr lpParameter, uint
dwCreationFlags, IntPtr lpThreadId);
[DllImport("kernel32", CharSet = CharSet.Ansi, ExactSpelling = true,
SetLastError = true)]
static extern IntPtr GetProcAddress(IntPtr hModule, string procName);
[DllImport("kernel32.dll", CharSet = CharSet.Auto)]
public static extern IntPtr GetModuleHandle(string lpModuleName);
public void InjectDLL(int PcoessID, string DllPath)
{
String dir =
Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
String dllName = DllPath;
int pid = PcoessID;
IntPtr hProcess = OpenProcess(0x001F0FFF, false, pid);
IntPtr addr = VirtualAllocEx(hProcess, IntPtr.Zero, 0x1000, 0x3000, 0x40);
IntPtr outSize;
Boolean res = WriteProcessMemory(hProcess, addr,
Encoding.Default.GetBytes(dllName), dllName.Length, out outSize);
IntPtr loadLib = GetProcAddress(GetModuleHandle("kernel32.dll"),
"LoadLibraryA");
IntPtr hThread = CreateRemoteThread(hProcess, IntPtr.Zero, 0, loadLib,
addr, 0, IntPtr.Zero);
}
}
}