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  3. Trojan.Wsnpoem

Trojan.Wsnpoem

Risk Level 1: Very Low

Discovered:
July 24, 2008
Updated:
August 22, 2012 9:02:32 AM
Also Known As:
Win32/Kollah.NU [Computer Associates], W32/Zbot [F-Secure], TROJ_ZBOT.AJD [Trend], TROJ_ZBOT.QT [Trend], Generic PWS.y!F1684D85 [McAfee], TROJ_ZBOT.AJR [Trend], Troj/Zbot-AX [Sophos], Troj/Zbot-BD [Sophos], Troj/BckDoor-B [Sophos], Troj/Zbot-CK [Sophos], Troj/Agent-KZY [Sophos], Troj/Dloadr-CXH [Sophos]
Type:
Trojan
Infection Length:
68,608 bytes
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Vista, Windows XP
Trojan.Wsnpoem is a Trojan horse that opens a back door and downloads potentially malicious files on to the compromised computer.

For more information, please see the following resources:
Trojan.Zbot

Antivirus Protection Dates

  • Initial Rapid Release version July 23, 2008 revision 038
  • Latest Rapid Release version February 19, 2013 revision 016
  • Initial Daily Certified version July 23, 2008 revision 039
  • Latest Daily Certified version April 14, 2011 revision 025
  • Initial Weekly Certified release date July 30, 2008
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
  • Payload: Opens a back door on the compromised computer.
  • Degrades Performance: Downloading files may degrade performance.

Distribution

  • Distribution Level: Medium
Writeup By: Hyun Choi and Sean Kiernan

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