1. Symantec/
  2. Security Response/
  3. W32.HLLW.Deadhat


Risk Level 2: Low

February 6, 2004
February 13, 2007 12:17:08 PM
Also Known As:
Vesser [F-Secure], W32/Deadhat.worm.a [McAfee], WORM_DEADHAT.A [Trend], Win32.Deadhat.A [Computer Asso, Worm.Win32.Vesser [Kaspersky]
Systems Affected:

W32.HLLW.Deadhat is a worm with backdoor capabilities. It attempts to uninstall the W32.Mydoom.A@mm and W32.Mydoom.B@mm worms, and then it spreads to other systems infected with Mydoom. Also, it spreads through the Soulseek file-sharing program.

Antivirus Protection Dates

  • Initial Rapid Release version February 9, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version February 9, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date February 9, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Heather Shannon

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
  • Twitter
  • Facebook
  • LinkedIn
  • Google+
  • YouTube