1. Symantec/
  2. Security Response/
  3. OSX.Leap.A


Risk Level 1: Very Low

February 16, 2006
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]
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 here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Costin Ionescu

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