It seems likely that it is this virus:
JS.Menger.Worm
Discovered on: February 13, 2002
Last Updated on: February 14, 2002 at 04:16:06 PM PST
This is an Internet worm that is coded in JavaScript. The worm appears as a message in MSN Messenger that directs you to a Website which contained the code. This worm was hosted on a number of different sites.
Also Known As: JS/Exploit-Messenger, JS_MENGER.GEN, JS.CoolNow
Type: Worm
You can find loads of info on it here:
[
securityresponse.symantec.com]