got this from the ccleaner download link ... could be a false positive
WARNING: ProxyAV has detected a virus/PUS in this
file!
File has been dropped.
ProxyAV Administrator: unknown
2013-07-10 06:07:09+00:00UTC
Hardware serial number: 0310220027
ProxyAV (Version 3.4.2.4(100260)) -
http://www.BlueCoat.com/Antivirus Vendor: Kaspersky Labs
Scan Engine Version: 8.1.8.79
Pattern File Version: 130710.015400.10548681 (Timestamp: 2013.07.10 01:54:00)
Machine name: IG-EMEA-AV2400-2
Machine IP address: 10.1.39.31
Server: unknown
Client: unknown
Protocol: ICAP
Virus/PUS: "Trojan.Win32.Vilsel.btlm" found!
URL: hxxp://download.piriform.com/ccsetup403.exe