Discovered: August 12, 2010
Updated: August 13, 2010 1:03:21 AM
Type: Trojan
Infection Length: 372,750 bytes
Systems Affected: Windows 2000, Windows NT, Windows Server 2003, Windows Vista, Windows XP

Trojan.Chafpin is a Trojan horse that downloads files on to the compromised computer.

Note: Virus definitions prior to August 12, 2010 may detect this threat as Trojan.Dropper.
Antivirus Protection Dates

* Initial Rapid Release version August 12, 2010 revision 023
* Latest Rapid Release version August 12, 2010 revision 024
* Initial Daily Certified version pending
* Latest Daily Certified version pending
* Initial Weekly Certified release date August 18, 2010

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild

* Wild Level: Low
* Number of Infections: 0 - 49
* Number of Sites: 0 - 2
* Geographical Distribution: Low
* Threat Containment: Easy
* Removal: Easy

Damage

* Damage Level: Low
* Payload: Downloads files

Distribution

* Distribution Level: Low

Writeup By: Masaki Suenaga and Kevin Savage