远程DLL注入C# 

   1:  using System;
   2:  using System.Collections.Generic;
   3:  using System.ComponentModel;
   4:  using System.Data;
   5:  using System.Diagnostics;
   6:  using System.Drawing;
   7:  using System.Linq;
   8:  using System.Runtime.InteropServices;
   9:  using System.Text;
  10:  using System.Windows.Forms;
  11:   
  12:  namespace hooktest01
  13:  {
  14:      public partial class Form1 : Form
  15:      {
  16:          [DllImport("kernel32.dll")]
  17:          public static extern int VirtualAllocEx(IntPtr hwnd, Int32 lpaddress, int size, int type, Int32 tect);
  18:          [DllImport("kernel32.dll")]
  19:          public static extern Boolean WriteProcessMemory(IntPtr hwnd, int baseaddress, string buffer, int nsize, int filewriten);
  20:          [DllImport("kernel32.dll")]
  21:          public static extern int GetProcAddress(int hwnd, string lpname);
  22:          [DllImport("kernel32.dll")]
  23:          public static extern int GetModuleHandleA(string name);
  24:          [DllImport("kernel32.dll")]
  25:          public static extern IntPtr CreateRemoteThread(IntPtr hwnd, int attrib, int size, int address, int par, int flags, int threadid);
  26:          [DllImport("kernel32.dll")]
  27:          public static extern Int32 WaitForSingleObject(IntPtr hHandle, UInt32 dwMilliseconds);
  28:          [DllImport("kernel32.dll")]
  29:          public static extern Boolean VirtualFree(IntPtr lpAddress, Int32 dwSize, Int32 dwFreeType);
  30:          Process pname;
  31:          UInt32 INFINITE = 0xFFFFFFFF;
  32:          Int32 PAGE_EXECUTE_READWRITE = 0x40;
  33:          Int32 MEM_COMMIT = 0x1000;
  34:          Int32 MEM_RESERVE = 0x2000;
  35:          Int32 MEM_RELEASE = 0x8000;
  36:          Int32 AllocBaseAddress;
  37:          IntPtr hwnd;
  38:          string dllname;
  39:          Int32 Pid;
  40:          Boolean ok;
  41:          Int32 loadaddr;
  42:          IntPtr ThreadHwnd;
  43:   
  44:   
  45:          public Form1()
  46:          {
  47:              InitializeComponent();
  48:          }
  49:   
  50:          private void button1_Click(object sender, EventArgs e)
  51:          {
  52:              try
  53:              {
  54:                  if (textBox1.Text == "" || textBox1.Text == null)
  55:                  {
  56:                      MessageBox.Show("Pid is null"); return;
  57:                  }
  58:                  if (textBox2.Text == "" || textBox2.Text == null)
  59:                  {
  60:                      MessageBox.Show("dll name is null"); return;
  61:                  }
  62:                  Pid = Int32.Parse(textBox1.Text);
  63:                  dllname = textBox2.Text;
  64:              }
  65:              catch(Exception error)
  66:              {
  67:                  MessageBox.Show(error.Message); return;
  68:              }
  69:              try
  70:              {
  71:                  pname = Process.GetProcessById(Pid);
  72:                  hwnd = pname.Handle;
  73:              }
  74:              catch(Exception error)
  75:              {   //当标示pid的进程不存在时发生异常；
  76:                  MessageBox.Show (error.Message); return;
  77:              }
  78:              AllocBaseAddress= VirtualAllocEx(hwnd, 0, dllname.Length + 1, MEM_COMMIT+ MEM_RESERVE, PAGE_EXECUTE_READWRITE);
  79:              if (AllocBaseAddress == 0)
  80:              {
  81:                  MessageBox.Show("virtualallocex  fail"); return;
  82:              }
  83:              ok=WriteProcessMemory(hwnd, AllocBaseAddress, dllname, dllname.Length + 1,0);
  84:              if (!ok)
  85:              {
  86:                  MessageBox.Show("writeprocessmemory fail"); return;
  87:              }
  88:              loadaddr = GetProcAddress(GetModuleHandleA("kernel32.dll"), "LoadLibraryA");
  89:              if (loadaddr == 0)
  90:              {   //取得LoadLibraryA的地址失败时返回
  91:                  MessageBox.Show("get loadlibraryA fail"); return;
  92:              }
  93:              ThreadHwnd=CreateRemoteThread(hwnd, 0, 0, loadaddr, AllocBaseAddress,0, 0);
  94:              if (ThreadHwnd ==IntPtr.Zero)
  95:              {
  96:                  MessageBox.Show("createremotethread fail"); return;
  97:              }
  98:             
  99:              
 100:              WaitForSingleObject(ThreadHwnd, INFINITE);
 101:              MessageBox.Show("ok ,you can check now!!!");
 102:              VirtualFree(hwnd, 0, MEM_RELEASE);
 103:              //下面开始枚举模块列表；
 104:              ProcessModuleCollection pmodule = pname.Modules;
 105:              foreach (ProcessModule processm in pmodule)
 106:              {
 107:                  listBox1.Items.Add(processm.FileName);
 108:              }
 109:              pname.Dispose();
 110:          }
 111:          //进程 句柄
 112:   
 113:      }
 114:  }
posted @ 2011-03-16 09:56  文明的天空  阅读(748)  评论(0)  编辑  收藏  举报