http://www.theregister.co.uk/content/56/32925.html

Swen-A (like Gibe and numerous other viruses before it) purports to be a security alert from Microsoft. This time around infectious messages come with a well-presented HTML message complete with graphics that are more likely to trip up the unwary.

http://securityresponse.symantec.com/avcenter/venc/data/w32.swen.a@mm.html