instsrv.exe是一个进程隐藏工具
使用方法演示：
我们在d盘建一个ipcpu.bat
内容：at 21:26 shutdown -s -t 200
内容：at 21:26 shutdown -s -t 200
然后添加服务：
(先把instsrv.exe放到C:\Program Files，当然，别的地方也行)
(先把instsrv.exe放到C:\Program Files，当然，别的地方也行)
C:\Program Files>instsrv.exe ipcpu “d:\ipcpu.bat”
The service was successfuly added!
Make sure that you go into the Control Panel and use
the Services applet to change the Account Name and
Password that this newly installed service will use
for its Security Context.
the Services applet to change the Account Name and
Password that this newly installed service will use
for its Security Context.
我们用services.msc打开服务管理可以看到，默认是关闭的，记着打开哦！
删除服务：C:\Program Files>instsrv.exe ipcpu REMOVE