Trojan.Wlogo

Risk Level 1: Very Low

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Discovered:: December 4, 2004
Updated:: February 13, 2007 12:30:45 PM
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Trojan.Wlogo exploits the Microsoft Internet Explorer Malformed IFRAME Remote Buffer Overflow Vulnerability (described in the Microsoft Security Bulletin MS04-040) to download and execute a remote file.

Antivirus Protection Dates

Initial Rapid Release version December 4, 2004
Latest Rapid Release version August 20, 2008 revision 017
Initial Daily Certified version December 4, 2004
Latest Daily Certified version August 20, 2008 revision 016
Initial Weekly Certified release date December 4, 2004

Click 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

Distribution

Distribution Level: Low

Writeup By: Candid Wueest

Technical Details

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Internet Security Threat Report, Volume 16