Backdoor.Niovadoor

Backdoor.Niovadoor is a backdoor Trojan that gives an attacker unauthorized access to an infected computer. By default it opens port 54312 on the infected computer. The Trojan attempts to disable some antivirus and firewall programs by terminating their active processes.

Protection

• Initial Rapid Release version October 31, 2002
• Latest Rapid Release version September 14, 2009 revision 049
• Initial Daily Certified version October 31, 2002 revision 002
• Latest Daily Certified version September 15, 2009 revision 004
• Initial Weekly Certified release date November 4, 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