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Posted to users@spamassassin.apache.org by Adam Kane <ka...@linkitsoftware.com> on 2005/05/20 20:54:15 UTC

Returned Mail errors?

In the past few weeks we have been receiving e-mails coming into our 
info@domain account like the following (see below)

our info@ account is not an actual mailbox, it is a forwarded account 
that forwards to 5 people, and nobody can send from it.  The subject's 
of these emails are "Returned Mail: see transcript for details"


any suggestions would be appreciated.

here is the body of the emails.  just this morning we received like 15 of these all with slightly different body content.
-------------
The original message was received at Fri, 20 May 2005 11:56:14 +0530
from mail003.ownmail.com [203.199.89.92]

   ----- The following addresses had permanent fatal errors -----
<in...@avchecked.wsabom.com>
    (reason: 550 5.7.1 <in...@mail.wsabom.com>... Relaying denied. IP name possibly forged [203.197.68.74])
    (expanded from: <in...@avchecked.wsabom.com>)

   ----- Transcript of session follows -----
... while talking to mail.wsabom.com.:

>>>>>> DATA
>>>      
>>>
<<< 550 5.7.1 <in...@mail.wsabom.com>... Relaying denied. IP name possibly forged [203.197.68.74]
550 5.1.1 <in...@avchecked.wsabom.com>... User unknown
<<< 503 5.0.0 Need RCPT (recipient)

------------------------------------------------------------------------

Reporting-MTA: dns; wsa.wsabom.com
Received-From-MTA: DNS; mail003.ownmail.com
Arrival-Date: Fri, 20 May 2005 11:56:14 +0530

Final-Recipient: RFC822; in@avchecked.wsabom.com
X-Actual-Recipient: RFC822; in@mail.wsabom.com
Action: failed
Status: 5.7.1
Remote-MTA: DNS; mail.wsabom.com
Diagnostic-Code: SMTP; 550 5.7.1 <in...@mail.wsabom.com>... Relaying denied. IP name possibly forged [203.197.68.74]
Last-Attempt-Date: Fri, 20 May 2005 11:56:21 +0530

------------------------------------------------------------------------

Return-Path: <in...@linkitsoftware.com>
Received: from mail003.ownmail.com (mail003.ownmail.com [203.199.89.92])
	by wsa.wsabom.com (8.12.8/8.12.8) with ESMTP id j4K6Nctj025201
	for <in...@avchecked.wsabom.com>; Fri, 20 May 2005 11:56:14 +0530
Received: (from root@localhost)
	by mail003.ownmail.com (8.12.11/8.12.11) id j4K5pXQb004452
	for in@avchecked.wsabom.com; Fri, 20 May 2005 11:21:33 +0530
Received: from jbstertb.com (202-177-176-156.sify.net [202.177.176.156] (may be forged))
	by mail003.ownmail.com (8.12.11/8.12.11) with SMTP id j4K5on5v003166;
	Fri, 20 May 2005 11:20:50 +0530
From: info@linkitsoftware.com
To: 3Dvikas@wsabom.com
Date: Fri, 20 May 2005 05:28:10 UTC
Subject: The Whore Lived Like a German
Importance: Normal
X-Mailer: Outlook 8.86
X-Priority: 3 (Normal)
MIME-Version: 1.0
Message-ID: <ef...@linkitsoftware.com>
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset="us-ascii"
X-OM-Loop: in@wsabom.com
X-Auto-Reply: No
X-Logged: Logged by wsa.wsabom.com as j4K6Nctj025201 at Fri May 20 11:56:14 200
-------------


Re: Returned Mail errors?

Posted by Jim Maul <jm...@elih.org>.
Adam Kane wrote:
> In the past few weeks we have been receiving e-mails coming into our 
> info@domain account like the following (see below)
> 
> our info@ account is not an actual mailbox, it is a forwarded account 
> that forwards to 5 people, and nobody can send from it.  The subject's 
> of these emails are "Returned Mail: see transcript for details"
> 
> 
>

Yeah so someone (spam,virus,etc) used your info@ address to send out 
messages (forged your name) and now your getting all the bounces from 
it.  This happens daily and there isnt much you can do about it.  I have 
an account set up info@mydomain which is ONLY listed on my whois record. 
so obviously spammers are checking whois to get addresses even though 
its not legal..the account itself is only an alias, it doesnt even 
exist..yet check the mail i get daily to this account:

Glenda Riddle	2:38 pm	+	---->SPAM<---- get bigger...
	Joni	11:46 am	+	---->SPAM<---- Don`t buy her flowers, give her mil...
	Ferne Campbell	10:29 am	+	---->SPAM<---- Does your girl like surprises?
	Carmen Kaufman	11:08 am	+	---->SPAM<---- Aggressive Investors Alert dIKE3k
	Lenore Rosado	Thu, 10:34 am	+	---->SPAM<---- Take it to The Bank Stocks 
qKen2
	Joey Scott	Wed, 9:51 pm	+	---->SPAM<---- Multiple O'Gazm 4 men
	Carla	Tue, 5:06 pm	+	---->SPAM<---- Kiss those big legs goodbye
	Dick Cotton	Tue, 3:26 pm	+	---->SPAM<---- Please respond in 24 hrs (ref 
# 438 531 ...
	Whitney Taylor	Tue, 12:53 pm	+	---->SPAM<---- This stuff is not really 
expensive as ...
	Julie Mcallister	Sun, 8:20 pm	+	---->SPAM<---- it`s julie here
	Herbert Fowler	Sun, 5:30 am	+	---->SPAM<---- Account update Julian
	Louisa	Sun, 3:46 am	+	---->SPAM<---- Goodbye to the Excess inches
	Basil Burton	Sun, 12:55 am	+	---->SPAM<---- women will love you


-Jim

Re: Returned Mail errors?

Posted by Matt Kettler <mk...@evi-inc.com>.
Adam Kane wrote:
> In the past few weeks we have been receiving e-mails coming into our
> info@domain account like the following (see below)
> 
> our info@ account is not an actual mailbox, it is a forwarded account
> that forwards to 5 people, and nobody can send from it.  The subject's
> of these emails are "Returned Mail: see transcript for details"
> 
> 
> any suggestions would be appreciated.

Those are failed deliveries of the "german political spam" generated by the
recent sober worm.

An infected machine generated spam using your info address as the forged sender,
and started sending messages. What you're seeing here is bounces from failed
deliveries.

You might want to take one of the sober spam rulesets, such as this one:
http://weblog.erenkrantz.com/~jerenk/german_spam.cf

and modify it into a series of body rules looking for "Subject: ...".

Re: Returned Mail errors?

Posted by Andy Jezierski <aj...@stepan.com>.
Adam Kane <ka...@linkitsoftware.com> wrote on 05/20/2005 01:54:15 PM:

> In the past few weeks we have been receiving e-mails coming into our
> info@domain account like the following (see below)
> 
> our info@ account is not an actual mailbox, it is a forwarded 
> account that forwards to 5 people, and nobody can send from it.  The
> subject's of these emails are "Returned Mail: see transcript for 
details"
> 
> 
> any suggestions would be appreciated.
> here is the body of the emails.  just this morning we received like 
> 15 of these all with slightly different body content.
> -------------
[snip]

Those are the un-deliverables from the German Spam that's being sent out 
by the latest Sober virus.  I've had good luck with these rules, although 
I increased the score so that they would get deleted.

http://www.exit0.us/index.php?pagename=GermanSoberSpamBounceRules

Andy