Try this security update from Microsoft. (fwd)

From: Jim Kearney <jim_at_jkearney.com>
Date: Wed Apr 16 15:10:00 2003

> This guy has obviously mined the classiccmp mail list for his
> address list!
> - don

This message is from a trojan/worm that uses the Windows Address Book to
spread - I've gotten lots of them recently. So, more likely, one of the
subscribers to this list is infected.

Here are the details:
http://securityresponse.symantec.com/avcenter/venc/data/w32.gibe.b_at_mm.html

> ---------- Forwarded message ----------
> Date: Wed, 16 Apr 2003 11:00:02 +0200
> From: Alexander Thaler <alexander.thaler_at_wasi.tv>
Received on Wed Apr 16 2003 - 15:10:00 BST