W32.Mumo

W32.Mumo is a polymorphic and encrypted virus that attempts to infect windows Portable Executable (PE) files. The size of an infected file is increased by 8,192 bytes.

Protection

• Initial Rapid Release version December 30, 2003
• Latest Rapid Release version December 30, 2003
• Initial Daily Certified version December 30, 2003
• Latest Daily Certified version December 30, 2003
• Initial Weekly Certified release date December 31, 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: Low