system权限下，创建远程线程将dll注入用户进程，以用户身份发送消息。此例对指定程序发送一个WM_QUIT消息。专用来使防火墙类程序正常退出。传递参数使用注册表实现。-system authority, the creation of dll threaded remote users into the process, to send user information. Such cases to send a designated WM_QUIT news. Dedicated to enable the firewall category from the normal procedures. Transmission parameters using the registry to achieve.