W32.Secefa.C

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.

Protection

• 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 January 20, 2009 revision 048
• Initial Weekly Certified release date December 7, 2005

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

• Wild Level: Low
• Number of Infections: 0 - 49
• Number of Sites: 3 - 9
• Geographical Distribution: Low
• Threat Containment: Easy
• Removal: Moderate

Damage

• Damage Level: Medium

Distribution

• Distribution Level: Medium