hidden files due to virus

zint5415

Honorable
Dec 9, 2012
23
0
10,510
i have a 500gb WD external hard disc. the problem is that all files inside my hard disc becomes hidden due to virus from my friend's laptop. i've tried to unhide the folders usung the attrib -h -s -r /s /d J:\*.* but it says that access denied. how do i solve this?
 

zint5415

Honorable
Dec 9, 2012
23
0
10,510


when i open the msconfig, there is no entry on amvo.exe or avpo.exe