W32.Gramos

W32.Gramos is a network-aware worm that downloads the Trojan proxy, Backdoor.Ranck.

The worm is written in Microsoft Visual C++ and is packed with ASPack.

Protection

• Initial Rapid Release version October 8, 2003
• Latest Rapid Release version July 12, 2008 revision 018
• Initial Daily Certified version October 8, 2003
• Latest Daily Certified version July 12, 2008 revision 019
• Initial Weekly Certified release date October 8, 2003

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: Medium