W32.Rajump

Risk Level 1: Very Low

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Discovered: June 23, 2006

Updated: January 25, 2008 4:19:40 PM

Also Known As: W32/RJump-E [Sophos]

Type: Worm

Infection Length: 3,513,806 bytes

Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Rajump is a worm that spreads through removable drives and opens a back door on the compromised computer.

The worm is written in the Python scripting language and converted to a Windows Portable Executable file by using the py2exe tool.

Protection

Initial Rapid Release version June 23, 2006
Latest Rapid Release version August 20, 2008 revision 017
Initial Daily Certified version June 23, 2006
Latest Daily Certified version January 20, 2009 revision 048
Initial Weekly Certified release date June 28, 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
Payload: Opens a back door on a random TCP port.

Distribution

Distribution Level: Low
Target of Infection: Spreads by copying itself to removable drives.

Writeup By: Kaoru Hayashi

Technical Details

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