1. Symantec/
  2. Security Response/
  3. W32.Alcra.F


Risk Level 2: Low

February 17, 2006
February 13, 2007 12:51:25 PM
Also Known As:
Win32/Alcan.I [Computer Associ, P2P-Worm.Win32.VB.dw [Kaspersk, W32/Generic.m [McAfee], W32/VB-YY [Sophos], WORM_GAOBOT.DF [Trend Micro]
Systems Affected:

W32.Alcra.F is a worm that attempts to propagate through various file-share networks accessible with BearShare, LimeWire, Morpheus and Shareaza applications. It also attempts to disable several programs on the compromised computer and drops a variant of W32.Spybot.Worm onto the compromised computer.

Antivirus Protection Dates

  • Initial Rapid Release version February 17, 2006
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version February 17, 2006
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date February 22, 2006
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Piotr Krysiuk

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2016 Internet Security Threat Report, Volume 21
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