BO2 Zombies Need Code Example

internal static class Utils
    {
        [DllImport("kernel32.dll")]
        private static extern IntPtr OpenProcess(uint dwDesiredAccess, bool bInheritHandle, int dwProcessId);

        [DllImport("kernel32.dll")]
        private static extern bool ReadProcessMemory(IntPtr hProcess, int lpBaseAddress, [Out] byte[] lpBuffer, int dwSize, [Out] int lpNumberOfBytesRead);

        [DllImport("kernel32.dll")]
        private static extern bool WriteProcessMemory(IntPtr hProcess, int lpBaseAddress, byte[] lpBuffer, uint nSize, [Out] int lpNumberOfBytesWritten);

        private static IntPtr handle;
        private const int bytes = 0;

        public static void ConnectToGame()
        {
            Process t6zm = Process.GetProcessesByName("t6zm").FirstOrDefault();
            if (t6zm != null)
                handle = OpenProcess(0x1f0fff, false, t6zm.Id);
        }

        public static void WriteInt(int pointer, int value)
        {
            WriteProcessMemory(handle, pointer, BitConverter.GetBytes(value), 4, bytes);
        }

        public static int ReadInt(int pointer)
        {
            var buffer = new byte[4];
            ReadProcessMemory(handle, pointer, buffer, 4, bytes);
            return BitConverter.ToInt32(buffer, 0);
        }
    }