ironportb.servidores.unam.mx Virus infected message detected

[Mail Delivery System]

The following viruses were detected in a message (MID 254358960):
    'W32/MyDoom-O'

Actions taken:
    Message dropped

Original Envelope Sender:
    From docbook na linux.cz Sat Mar 10 12:50:23 2007

Message Headers:
    From: docbook na linux.cz
    To: avisos na servidor.unam.mx
    Subject: delivery failed
    Date: Sat, 10 Mar 2007 13:50:19 -0500
    Content-Type: multipart/mixed;
	boundary="----=_NextPart_000_0004_537D48F3.3BFD9191"
    X-Priority: 3
    X-MSMail-Priority: Normal
    X-Mailer: Microsoft Outlook Express 6.00.2600.0000
    X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2600.0000