A couple days ago, I came to my computer in the morning and there was about 3 or 4 Virus Warning screens from Avast... The screens were warning me about a virus'ed file called welik.exe...
As I closed those boxes (after selecting DELETE), several more would pop up.. Click DELETE and close...
avast
boot scan
error message
file deletion
gremlins
malware
network
reboot
scan
scanner
system performance
system restore
troubleshooting
virus
web connectivity
windows vista
