W32.Lorac is a network aware worm that allows remote control of an infected system, via HTTP.
This worm has been distributed as an email attachment named Message.zip. An HTML file, which contains the worm, exists inside the zip file. The worm takes advantage of a vulnerability described in MS03-14
, which allows for the execution of a MIME-encoded program inside an HTML file.
Definitions dated prior to Octomer 9, 2003 may detect this as Backdoor.Lorac.
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