A type of worm that spreads on Instant Messaging (IM) networks.


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Technical Details

An Instant Messenger (IM) worm is a type of worm that spreads in IM networks. There are a few widely used instant messenger networks - ICQ, MSN, Yahoo!, AOL and a few others.When an IM worm is run, it usually locates address book of the Instant Messenger client and tries to send a copy of itself to all contacts listed.

Some worms use social engineering and send messages that trick recipients into running the received worm copies. Some IM worms are even capable of exchanging short messages with possible recipients and analyzing their replies.

Examples of IM-Worm include:

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