Backdoor.Daserf

Backdoor.Daserf is a Trojan horse that opens a back door on the compromised computer.

The Trojan is reportedly dropped by a .doc file that exploits the Microsoft Word Unspecified Remote Code Execution Vulnerability (as described in Bugtraq ID 18307). This file is detected as Trojan.Mdropper.

Protection

• Initial Rapid Release version June 13, 2006
• Latest Rapid Release version September 2, 2008 revision 005
• Initial Daily Certified version June 13, 2006
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date June 14, 2006

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: 0 - 2
• Geographical Distribution: Low
• Threat Containment: Easy
• Removal: Easy

Damage

• Damage Level: Low

Distribution

• Distribution Level: Low