一个利用Windows Socket的例子，实现了一个简单的后门*功能：运行iServer后，将监听9626端口，并且将自己复制到System32目录以后自启动；通过iClient即可连接被控端执行Cmd命令，以达到简单的控制目的；-An example of using Windows Socket to achieve a simple backdoor Trojan functionality: running iServer, will be listening port 9626 and will be copied to the System32 directory after his self-starting　hosts can be connected through iClient Cmd command execute in order to achieve simple control purposes