1. Symantec/
  2. Security Response/
  3. W32.HLLW.Yoohoo.C


Risk Level 1: Very Low

August 26, 2002
February 13, 2007 11:40:07 AM
Also Known As:
W32.HLLW.Spear, Worm.P2P.Spear [KAV], W32/Speedup.worm [McAfee]
Systems Affected:

W32.HLLW.Yoohoo.C is a worm that copies itself to the shared folders of the KaZaA, Bearshare, Morpheus, and eDonkey2000 file-sharing programs. It is written in the Borland Delphi programming language and may be compressed with UPX.

NOTE: Definitions dated prior to August 27, 2002 may detect this as W32.HLLW.Spear.

Antivirus Protection Dates

  • Initial Rapid Release version August 26, 2002
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version August 26, 2002
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date August 28, 2002
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Brian Ewell

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