C:\windows\system32
C:\windows\system32\dllcache
Are valid locations. per my computer search.

You can take of the prefetch one by empting the prefetch.

But knowing one AV can find stuff another will miss, I suggest do an online virus scan with at least two of the below site:


Housecall at TrendMicro
http://housecall.trendmicro.com/hou.../start_corp.asp
Make sure you tick Auto Clean

BitDefender Free Online Virus Scan
http://www.bitdefender.com/scan/licence.php
Make sure you tick AutoClean under Scan Options

Panda ActiveScan
http://www.pandasoftware.com/active...n_principal.htm
Make sure you tick Disinfect automatically under Scan Options

eTrust Antivirus Web Scanner
http://www3.ca.com/securityadvisor/virusinfo/scan.aspx