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Trojan.QQMess

Risk Level 1: Very Low

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Discovered: September 25, 2003
Updated: February 13, 2007 12:08:02 PM
Also Known As: Backdoor.Semes, TrojanSpy.Win32.Sincom.az [Kas, PWS-Sincom [McAfee]
Type: Trojan Horse
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP


Trojan.QQMess is a Trojan Horse that inserts various messages on your outgoing QQ instant messages. It also changes the Internet Explorer home page. Both the messages and the home page URL are configurable.


Note: Virus definitions dated prior to October 23, 2003 detect some components of this Trojan as Backdoor.Semes.



Protection

  • Initial Rapid Release version September 26, 2003
  • Latest Rapid Release version June 22, 2009 revision 066
  • Initial Daily Certified version September 26, 2003
  • Latest Daily Certified version June 19, 2009 revision 051
  • Initial Weekly Certified release date October 1, 2003

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

Distribution

  • Distribution Level: Low

Writeup By: Scott Gettis
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