OSX.Leap.A

Risk Level 1: Very Low

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Discovered:: February 16, 2006
Updated:: February 13, 2007 12:51:24 PM
Also Known As:: CME-4, OSX/Leap.A [Computer Associate, Leap.A [F-Secure], IM-Worm.OSX.Leap.a [Kaspersky , OSX/Leap [McAfee], OSX/Leap-A [Sophos], OSX_LEAP.A [Trend Micro]
Type:: Worm
Systems Affected:: Macintosh, Macintosh OS X

OSX.Leap.A is a worm that targets installs of Macintosh OS X and spreads via iChat Instant Messenger program.

Note: It infects files on the Macintosh OS X version 10.4. The worm will execute on Intel Macs, but cannot spread to other systems from these machines.

Antivirus Protection Dates

Initial Rapid Release version February 16, 2006
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version October 31, 2007 revision 003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date February 22, 2006

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: Low

Distribution

Distribution Level: Low

Writeup By: Costin Ionescu

Technical Details

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Internet Security Threat Report, Volume 16