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.

Protection

  • Initial Rapid Release version April 1, 2004
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version April 1, 2004
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date April 1, 2004

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: Medium

Distribution

  • Distribution Level: Low

Writeup By: Takayoshi Nakayama
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