Trojan.Trunlow

Risk Level 1: Very Low

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Discovered:: April 1, 2004
Updated:: February 13, 2007 12:20:30 PM
Also Known As:: Troj/Psyme (Sophos), VBS/Psyme (McAfee), Trojan.VBS.KillAV (KAV), Trojan Horse, Downloader.Trojan
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Trojan.Trunlow is Trojan horse that attempts to steal passwords, including cached Windows passwords, protected storage passwords, and passwords for dial-up accounts and mail accounts.

This Trojan is usually distributed through links that are hidden in Web pages or pop-up windows, and may exploit Internet Explorer vulnerabilities to download and execute files.

Antivirus Protection Dates

Initial Rapid Release version April 1, 2004
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version April 1, 2004
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date April 1, 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: Medium

Distribution

Distribution Level: Low

Writeup By: Takayoshi Nakayama

Technical Details

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Internet Security Threat Report, Volume 16