EHLO foo.bar.quux.example.com
MAIL FROM:<FROM_ADDRESS>
RCPT TO:<TARGET_EMAIL>
DATA
Received: (qmail 16731 invoked by uid 110); 1 Jan 2000 00:00:00 -0600
Delivered-To: 20-TARGET_EMAIL
Received: (qmail 16725 invoked from network); 1 Jan 2000 00:00:00 -0600
Received: from s1.example.com (HELO foo.quuuux.example.com) (111.222.33.144)
  by foo.bar.quux.example.com with SMTP; 1 Jan 2000 00:00:00 -0600
Received: (qmail 28005 invoked by uid 508); 1 Jan 2000 00:00:00 -0000
Received: from 111.222.33.44 by foo.quuuux.example.com (envelope-from <FROM_ADDRESS>, uid 501) with qmail-scanner-1.25
 (clamdscan: 0.88.7/5019. spamassassin: 3.0.6.
 Clear:RC:1(111.222.33.44):.
 Processed in 0.017372 secs); 01 Jan 2000 00:00:00 -0000
Received: from foo.bar.baz.qux.quuuux.example.com (HELO foo.quux.local) (FROM_ADDRESS@111.222.33.44)
  by foo.quuuux.example.com with ESMTPA; 1 Jan 2000 00:00:00 -0000
Message-ID: <47589E82.5030505@example.com>
Date: Mon, 01 Jan 2000 00:00:00 -0600
From: TEST_NUM <FROM_ADDRESS>
User-Agent: Thunderbird 2.0.0.9 (Macintosh/20071031)
MIME-Version: 1.0
To: TARGET_EMAIL
Subject: TEST_NUM
Content-Type: multipart/mixed;
 boundary="------------090104070801030102070807"

This is a multi-part message in MIME format.
--------------090104070801030102070807
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit

FOO

--------------090104070801030102070807
Content-Type: application/pdf;
 name="spamdyke_home.pdf"
Content-Transfer-Encoding: base64
Content-Disposition: inline;
 filename="spamdyke_home.pdf"

