SymbOS.Mabir.B

SymbOS.Mabir.B is a worm that runs on the Symbian OS, which is used as the operating system for Nokia Series 60 cellular telephones. It attempts to spread through Bluetooth and MMS.

The worm reportedly arrives as the following file.
Gollum.sis

When a user opens this file, the phone installer will display a dialog to warn users that the application may be coming from an untrusted source and may cause potential problems.

Protection

• Initial Rapid Release version July 8, 2006
• Latest Rapid Release version August 20, 2008 revision 017
• Initial Daily Certified version July 8, 2006
• Latest Daily Certified version August 20, 2008 revision 016
• Initial Weekly Certified release date July 12, 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