zap.trj
zap.trj is a DOS trojan that permanently clear all data in your hard disk
1) Key in rename *.trj *.com and press Enter.
2) Key in zap, press enter. THERE'S NO PROMPT.
3) After few seconds later, key in dir, no more file!
4) Reset the computer, DOS is removed!
Non-System disk or disk error
Replace and press any key when ready
Reboot and Select proper Boot device
or Insert Boot Media in selected Boot device