1. Symantec/
  2. Security Response/
  3. W32.Yanz.B@mm


Risk Level 2: Low

November 22, 2004
February 13, 2007 12:30:14 PM
Also Known As:
Email-Worm.Win32.Yanz.b [Kaspe, W32/Yanz.b@MM [McAfee], W32/Yanz.B.worm [Panda], W32/Favsin-A [Sophos]
Systems Affected:

W32.Yanz.B@mm is a mass-mailing worm that uses its own SMTP engine to send itself to the email addresses that it retrieves from the infected computer.

This threat is written in the Microsoft Visual C++ programming language.

Antivirus Protection Dates

  • Initial Rapid Release version November 23, 2004
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version November 23, 2004
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date November 23, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Yana Liu

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