Postfix anti-antivirus (was Re: [linux-elitists] procmail recipe for mydoom?)

Martin Pool
Tue Feb 10 17:26:41 PST 2004

On 10 Feb 2004, Phil Mayers <> wrote...

The secret of good comedy is timing.  I just got a false bounce from
an Exim machine at Imperial College.  Thanks very much.

Had it done the sensible thing and sequestered/dropped the virus
email, the volume of crap email would have dropped by one iota.

From MAILER-DAEMON  Tue Feb 10 23:43:36 2004
From: Mail Delivery System <>
Subject: Mail delivery failed: returning message to sender
Date: Tue, 10 Feb 2004 12:43:33 +0000

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
    unknown local-part "peter" in domain ""

------ This is a copy of the message, including all the headers. ------

Return-path: <>
Received: from exim by with spam-scanned (Exim 3.16 #1)
        id 1AqXEj-0001rp-00
        for; Tue, 10 Feb 2004 12:43:33 +0000
Received: from ([]
        by with esmtp (Exim 3.16 #1)
        id 1AqXEj-0001rm-00
        for; Tue, 10 Feb 2004 12:43:33 +0000
Received: from [] (
        by with esmtp id 1AqXEf-0003JV-NJ
        for; Tue, 10 Feb 2004 12:43:31 +0000
Subject: test
Date: Tue, 10 Feb 2004 07:42:36 -0500
MIME-Version: 1.0
Content-Type: multipart/mixed;
X-Priority: 3
X-MSMail-Priority: Normal
Message-Id: <>
X-Spam-Flag: YES
X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on
X-Spam-Level: ****
X-Spam-Status: Yes, hits=4.0 required=4.0 tests=MISSING_MIMEOLE,
        *  0.3 NO_REAL_NAME From: does not include a real name
        *  1.8 MSGID_FROM_MTA_BACKUP Message-Id was added by a relay
        *  1.2 MISSING_MIMEOLE Message has X-MSMail-Priority, but no X-MimeOLE
        *  0.8 PRIORITY_NO_NAME Message has priority setting, but no X-Mailer

This is a multi-part message in MIME format.

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