=?utf-7?q?Microsoft Forefront Protection for Exchange Server detected a virus?=

[<ForefrontServerProtection@SMTP05.server>]

Microsoft Forefront Protection for Exchange Server has detected a virus.
    
    Virus name:  "Trojan.JS.DoS.a"
    File name:  "Body of Message"
    State:  "Removed"
    Subject line:  "MacOSX Safari Firefox Kaspersky RegExp Remote/Local Denial 
of Service"
    Sender:  "submit@cxsec.org"
    Scan job:  "Transport"
    Location:  "Microsoft//SMTP05 (SMTP Messages)"