1. Symantec/
  2. Security Response/
  3. W32.HLLW.Gaobot.AN


Risk Level 1: Very Low

September 29, 2003
February 13, 2007 12:08:13 PM
Also Known As:
Systems Affected:

W32.HLLW.Gaobot.AN is a minor variant of W32.HLLW.Gaobot.AF. It attempts to spread to network shares that have weak passwords and allows attackers to access an infected computer through an IRC channel.

The worm takes advantage of multiple vulnerabilities including:

Antivirus Protection Dates

  • Initial Rapid Release version September 30, 2003
  • Latest Rapid Release version September 26, 2007 revision 004
  • Initial Daily Certified version September 30, 2003
  • Latest Daily Certified version October 10, 2007 revision 003
  • Initial Weekly Certified release date October 1, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Robert X Wang

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STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
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