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  3. Trojan.Lhdropper


Risk Level 1: Very Low

June 24, 2007
June 25, 2007 8:50:26 AM
Infection Length:
123,665 bytes
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
Trojan.Lhdropper is a Trojan horse that drops malicious files by exploiting a vulnerability in Lhaca, a freeware application that can compress and decompress LZH archive files.

Further Reading:
To find out more about this threat, please read the Symantec Security Response blog entry Beware of LZH

Antivirus Protection Dates

  • Initial Rapid Release version June 25, 2007 revision 003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version June 25, 2007 revision 018
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date June 27, 2007
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Masaki Suenaga

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