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  3. Trojan.Helemoo


Risk Level 1: Very Low

July 23, 2005
February 13, 2007 12:42:36 PM
Also Known As:
JS/IEexploiter.A@expl [Frisk]
Trojan Horse
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Trojan.Helemoo is a back door Trojan that exploits the Microsoft Internet Explorer DHTML Object Race Condition Memory Corruption Vulnerability (described in Microsoft Security Bulletin MS05-020).

Antivirus Protection Dates

  • Initial Rapid Release version July 23, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version July 23, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date July 27, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Masaki Suenaga

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