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Risk Level 1: Very Low

June 7, 2006
February 13, 2007 12:56:09 PM
Trojan Horse
Systems Affected:

Perl.Lekbot is a Trojan horse that is written in Perl which can be used to perform a Distributed Denial of Service attack. It contains functionality which also allows it to spread to systems exploitable by a vulnerability in phpBB 2.0.

Antivirus Protection Dates

  • Initial Rapid Release version June 8, 2006
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version June 8, 2006
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date June 14, 2006
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy


  • Damage Level: Low


  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: Elia Florio

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