1. Symantec/
  2. Security Response/
  3. W32.Secefa.C


Risk Level 2: Low

November 30, 2005
February 13, 2007 12:49:24 PM
Also Known As:
W32/Ritdoor-F [Sophos]
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Secefa.C is a worm that drops another threat onto the compromised computer, exploits the Microsoft Windows Local Security Authority Service Remote Buffer Overflow (as described in Microsoft Security Bulletin MS04-011), the Microsoft Windows Plug and Play Buffer Overflow Vulnerability (as described in Microsoft Security Bulletin MS05-039) via TCP ports 139 and 445 remote vulnerabilities and lowers security settings.

Antivirus Protection Dates

  • Initial Rapid Release version December 1, 2005
  • Latest Rapid Release version August 2, 2008 revision 020
  • Initial Daily Certified version December 1, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date December 7, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Rodney Andres

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