Well, let's look at the email your virus is sending:
X-Mailer: Microsoft Outlook Express 5.00.2615.200
X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2615.200
Hmm... 'Microsoft Outlook'. Now that's a shock, isn't it?
>Our computer was infected by a new virus called W32.Badtrans.13312@mm early
>Saturday morning. We are trying to get rid of it but to our horror it has
>been sending virulent attachments from us to what looks like everybody from
>whom we have received messages that we hadn't read by that time.
>The Troll House
This archive was generated by hypermail 2b29 : Sun Aug 19 2001 - 11:47:23 EDT