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


Risk Level 2: Low

October 16, 2003
February 13, 2007 12:12:16 PM
Also Known As:
W32/Gaobot.worm.gen.b [McAfee]
Systems Affected:

W32.HLLW.Gaobot.AZ is a minor variant of W32.HLLW.Gaobot.AP that attempts to spread to network shares and allows access to an infected computer through an IRC channel.

The worm uses multiple vulnerabilities to spread, including: W32.HLLW.Gaobot.AZ is compressed with UPX.

Antivirus Protection Dates

  • Initial Rapid Release version October 17, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version October 17, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date October 22, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Scott Gettis

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