virus found in sent message "information"

[System Anti-Virus Administrator]

Attention: questions at freebsd.org


A virus was found in an Email message you sent. 
This Email scanner intercepted it and stopped the entire message
reaching its destination. 

The virus was reported to be: 

 the W32/Netsky.b at MM virus !!!


Please update your virus scanner or contact your IT support 
personnel as soon as possible as you may have a virus on your system.


Your message was sent with the following envelope:

MAIL FROM: questions at freebsd.org
RCPT TO:   comercial at ferramentas-sc.com.br 

... and with the following headers:

---
MAILFROM: questions at freebsd.org
Received: from unknown (HELO ferramentas-sc.com.br) (200.96.73.17)
  by 0 with SMTP; 27 Feb 2004 11:31:52 -0000
From: questions at freebsd.org
To: comercial at ferramentas-sc.com.br
Subject: information
Date: Fri, 27 Feb 2004 09:25:49 -0300
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="68226765"


---