W32.Jacksuf.A

Risk Level 2: Low

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Discovered:: February 13, 2007
Updated:: February 13, 2007 11:24:01 PM
Type:: Virus
Infection Length:: 30,986 bytes
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Jacksuf.A is a worm that spreads through network shares. It copies itself to the root drive of all partitions and infects .exe files found on the local computer. The worm may also download potentially malicious files on to the compromised computer.

Antivirus Protection Dates

Initial Rapid Release version February 13, 2007
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version February 13, 2007
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date February 14, 2007

Click 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: Medium
Payload: Downloads potentially malicious files on to the compromised computer.
Modifies Files: Infects .exe files

Distribution

Distribution Level: Medium
Target of Infection: Network shares.

Writeup By: Sean Kiernan, Nicolas Falliere and Liam O Murchu

Technical Details

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Internet Security Threat Report, Volume 16