1. Symantec/
  2. Security Response/
  3. W32.Mytob.CU@mm


Risk Level 2: Low

May 30, 2005
February 13, 2007 12:39:27 PM
Also Known As:
Win32.Mytob.{DM, -DO, DQ, DV} [Computer Associates], Net-Worm.Win32.Mytob.{bb, bf} [Kaspersky Lab], W32/Mytob.{bh, bj, bk, bp}@MM [McAfee], W32/Mytob-{M, CO, CP} [Sophos], WORM_MYTOB.{AR, BI, BM, CG} [Trend Micro]
Systems Affected:

W32.Mytob.CU@mm is a mass-mailing worm that has back door capabilities and uses its own SMTP engine to send an email to addresses that it gathers from the compromised computer.

Note: Definitions prior to May 30, 2005 may detect this threat as W32.Mytob.CE@mm.

Antivirus Protection Dates

  • Initial Rapid Release version May 30, 2005
  • Latest Rapid Release version October 20, 2017 revision 020
  • Initial Daily Certified version May 30, 2005
  • Latest Daily Certified version September 20, 2017 revision 009
  • Initial Weekly Certified release date June 1, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Robert X Wang

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