Offset in Prozess kopieren

class Program
    {

        [DllImport("kernel32.dll")]
        public static extern IntPtr OpenProcess(int dwDesiredAccess, bool bInheritHandle, int dwProcessId);

        [DllImport("kernel32.dll", SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        static extern bool CloseHandle(IntPtr hObject);
        [DllImport("kernel32.dll", SetLastError = true)]
        static extern bool WriteProcessMemory(int hProcess, int lpBaseAddress,
          byte[] lpBuffer, int dwSize, ref int lpNumberOfBytesWritten);
        static void Main(string[] args)
        {
            string filename = "MeineExeDieInDenProzessSoll";
            Byte[] gamebuffer = System.IO.File.ReadAllBytes(filename);
            Process[] procs = Process.GetProcessesByName("MeinProzess");