C#修改内存外挂源码

using System.Threading;

namespace RedAlert2
{
class Program
{
private const int BaseAddress = 0x00A35DB4;
private const string ProcessName = "GAME";

static void Main()
{
while (true)
{
if (Helper.GetPidByProcessName(ProcessName) == 0)
{
Console.WriteLine("对不起，您还没有启动红色警戒Ⅱ游戏！");
Console.Read();
return;
}
var moneyAddress = Helper.ReadMemoryValue(BaseAddress, ProcessName) + 0x24C;
Helper.WriteMemoryValue(moneyAddress, ProcessName, 999999999);
Console.WriteLine(DateTime.Now + "：" + Helper.ReadMemoryValue(moneyAddress, ProcessName));
Thread.Sleep(1000);
}
}
}
}

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;

namespace RedAlert2
{
public abstract class Helper
{
#region API

[DllImport("kernel32.dll")]
public static extern bool ReadProcessMemory
(
IntPtr hProcess,
IntPtr lpBaseAddress,
IntPtr lpBuffer,
int nSize,
IntPtr lpNumberOfBytesRead
);

[DllImportAttribute("kernel32.dll")]
public static extern bool WriteProcessMemory
(
IntPtr hProcess,
IntPtr lpBaseAddress,
int[] lpBuffer,
int nSize,
IntPtr lpNumberOfBytesWritten
);

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

[DllImport("kernel32.dll")]
private static extern void CloseHandle
(
IntPtr hObject
);

#endregion

#region 方法

/// <summary>
/// 根据窗口标题获取PID
/// </summary>
/// <param name="windowTitle">窗口标题 </param>
/// <returns></returns>
public static int GetPidByTitle(string windowTitle)
{
int rs = 0;
Process[] arrayProcess = Process.GetProcesses();
foreach (Process p in arrayProcess)
{
if (p.MainWindowTitle.IndexOf(windowTitle) != -1)
{
rs = p.Id;
break;
}
}
return rs;
}

/// <summary>
/// 根据进程名获取PID
/// </summary>
/// <param name="processName">进程名字 </param>
/// <returns></returns>
public static int GetPidByProcessName(string processName)
{
Process[] arrayProcess = Process.GetProcessesByName(processName);
foreach (Process p in arrayProcess)
{
return p.Id;
}
return 0;
}

/// <summary>
/// 根据窗口标题查找窗口句柄
/// </summary>
/// <param name="title">窗口标题 </param>
/// <returns></returns>
public static IntPtr FindWindow(string title)
{
Process[] ps = Process.GetProcesses();
foreach (Process p in ps)
{
if (p.MainWindowTitle.IndexOf(title) != -1)
{
return p.MainWindowHandle;
}
}
return IntPtr.Zero;
}

/// <summary>
/// 读取内存中的值
/// </summary>
/// <param name="baseAddress">地址 </param>
/// <param name="processName">进程名 </param>
/// <returns></returns>
public static int ReadMemoryValue(int baseAddress, string processName)
{
try
{
var buffer = new byte[4];
IntPtr byteAddress = Marshal.UnsafeAddrOfPinnedArrayElement(buffer, 0); //获取缓冲区地址
IntPtr hProcess = OpenProcess(0x1F0FFF, false, GetPidByProcessName(processName));
ReadProcessMemory(hProcess, (IntPtr) baseAddress, byteAddress, 4, IntPtr.Zero); //将制定内存中的值读入缓冲区
CloseHandle(hProcess);
return Marshal.ReadInt32(byteAddress);
}
catch
{
return 0;
}
}

/// <summary>
/// 将值写入指定内存地址中
/// </summary>
/// <param name="baseAddress">地址 </param>
/// <param name="processName">进程名 </param>
/// <param name="value"></param>
public static void WriteMemoryValue(int baseAddress, string processName, int value)
{
IntPtr hProcess = OpenProcess(0x1F0FFF, false, GetPidByProcessName(processName)); //0x1F0FFF 最高权限
WriteProcessMemory(hProcess, (IntPtr) baseAddress, new[] {value}, 4, IntPtr.Zero);
CloseHandle(hProcess);
}

#endregion
}

}