C#实现后门程序的

一个简单的C#后门程序实例，告诉你怎样去写一个后门程序。

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Utilities;
namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        private KeyboardIncantationMonitor m_KeyBackDoor = new KeyboardIncantationMonitor（）;         
        public Form1（）
        {
            InitializeComponent（）;
            AddBackDoor（）;
        }

        private void Form1_Load（object sender EventArgs e）
        {
           
        }
        private void AddBackDoor（）
        {
            //! 第一个后门
            do
            {
                //! 申请一个后门暗号
                KeyboardIncantationMonitor.KeysIncantation tInc = m_KeyBackDoor.NewIncantation（） as KeyboardIncantationMonitor.KeysIncantation;

                //! 初始化这个暗号为：依次按下 HELLO
                tInc.AddKey（Keys.Escape）;
                tInc.AddKey（Keys.H）;
                tInc.AddKey（Keys.E）;
                tInc.AddKey（Keys.L）;
                tInc.AddKey（Keys.L）;
                tInc.AddKey（Keys.O）;
                tInc.AddKey（Keys.Enter）;

                //! 对上暗号以后的处理程序
                tInc.IncantationCantillatedReport += new IncantationReport（BackdoorHandler_A）;

                //! 将这个暗号添加到后门监视器里面
                m_KeyBackDoor.AddIncantation（tInc）;
            }
            while （false）;

            //! 第二个后门
            do
            {
                //! 申请一个后门暗号
                KeyboardIncantationMonitor.KeysIncantation tInc = m_KeyBackDoor.NewIncantation（） as KeyboardIncantationMonitor.KeysIncantation;

                //! 初始化这个暗号为：依次按下 Bye
                tInc.AddKey（Keys.Escape）;
                tInc.AddKey（Keys.B）;
                tInc.AddKey（Keys.Y）;
                tInc.AddKey（Keys.E）;
                tInc.AddKey（Keys.Enter）;

                //! 对上暗号以后的处理程序
                tInc.IncantationCantillatedReport += new IncantationReport（BackdoorHandler_B）;

                //! 将这个暗号添加到后门监视器里面
                m_KeyBackDoor.AddIncantation（tInc）;
            }
            while （false）;
        }

        //! 第一个后门的处理程序
        void BackdoorHandler_A（IIncantation tInc）
        {
            button1.Visible = true;
        }

        //! 第二个后门的处理程序
        void BackdoorHandler_B（IIncantation tInc）
        {
            button1.Visible = false;
        }

        private void textBox1_KeyDown（object sender KeyEventArgs e）
        {
            m_KeyBackDoor.Append（e.KeyCode）; 
        }



    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-02-23 16:01  WindowsApplication1\
     文件       44544  2010-01-26 19:20  WindowsApplication1\Utilities.dll
     目录           0  2010-02-23 16:02  WindowsApplication1\WindowsApplication1\
     文件         946  2010-02-23 16:01  WindowsApplication1\WindowsApplication1.sln
     文件       12800  2010-02-23 16:02  WindowsApplication1\WindowsApplication1.suo
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\bin\
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\bin\Debug\
     文件       44544  2010-01-26 19:20  WindowsApplication1\WindowsApplication1\bin\Debug\Utilities.dll
     文件       20480  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\bin\Debug\WindowsApplication1.exe
     文件       26112  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\bin\Debug\WindowsApplication1.pdb
     文件        5632  2005-09-23 06:04  WindowsApplication1\WindowsApplication1\bin\Debug\WindowsApplication1.vshost.exe
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\bin\Release\
     文件        2892  2010-02-23 16:02  WindowsApplication1\WindowsApplication1\Form1.cs
     文件        2864  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\Form1.Designer.cs
     文件        5814  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\Form1.resx
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\Debug\
     文件           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\Debug\build.force
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\Debug\TempPE\
     文件         842  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\obj\Debug\WindowsApplication1.csproj.GenerateResource.Cache
     文件       20480  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\obj\Debug\WindowsApplication1.exe
     文件         180  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\obj\Debug\WindowsApplication1.Form1.resources
     文件       26112  2010-02-23 15:40  WindowsApplication1\WindowsApplication1\obj\Debug\WindowsApplication1.pdb
     文件         180  2010-02-23 15:36  WindowsApplication1\WindowsApplication1\obj\Debug\WindowsApplication1.Properties.Resources.resources
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\Release\
     文件         166  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\obj\WindowsApplication1.csproj.FileListAbsolute.txt
     文件         519  2010-02-23 15:25  WindowsApplication1\WindowsApplication1\Program.cs
     目录           0  2010-02-23 16:01  WindowsApplication1\WindowsApplication1\Properties\
     文件        1477  2010-02-23 15:25  WindowsApplication1\WindowsApplication1\Properties\AssemblyInfo.cs
     文件        3316  2010-02-23 15:25  WindowsApplication1\WindowsApplication1\Properties\Resources.Designer.cs
     文件        5612  2010-02-23 15:25  WindowsApplication1\WindowsApplication1\Properties\Resources.resx
............此处省略3个文件信息