1. Symantec/
  2. Security Response/
  3. W32.HLLW.Oror.AI@mm


Risk Level 2: Low

March 14, 2003
February 13, 2007 11:44:20 AM
Also Known As:
W32.HLLW.Oror.AD@mm, W32/Roro.AD@mm [F-Prot], I-Worm.Roron.gen [KAV]
Systems Affected:

W32.HLLW.Oror.AI@mm is a variant of the W32.HLLW.Oror@mm mass-mailing worm. This worm attempts to spread using email, mIRC, KaZaA, network shares, and mapped drives. The email attachment arrives with a .exe or .scr file extension. W32.HLLW.Oror.AI@mm also attempts to terminate and remove various security products from the infected computer.

This threat is written in the C++ language. Some of the files are compressed with UPX.

Antivirus Protection Dates

  • Initial Rapid Release version March 14, 2003
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version March 14, 2003
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date March 19, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Jari Kytojoki

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