Backdoor.Cow

Backdoor.Cow is backdoor Trojan that allows a hacker to control the computer. By default it opens port 2001. The existence of the file Syswindow.exe is a sign of possible infection. It is written in the Delphi programming language and is packed with UPX.

Protection

• Initial Rapid Release version December 27, 2002
• Latest Rapid Release version March 3, 2008 revision 035
• Initial Daily Certified version December 27, 2002
• Latest Daily Certified version March 3, 2008 revision 037
• Initial Weekly Certified release date December 30, 2002

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: Moderate

Damage

• Damage Level: Medium

Distribution

• Distribution Level: Low