Não deu muito certo não.

A origem volto a exececutar o scripts e nada da identificação da conta
foi registrada no log:

*** ENVELOPE RECORDS deferred/F/F036E2D94EB4 ***
message_size:            2475            2505              50               0
message_arrival_time: Wed Jul 14 17:33:38 2010
sender: [email protected]
named_attribute: client_address=41.138.179.204
named_attribute: message_origin=unknown[41.138.179.204]
named_attribute: helo_name=User
named_attribute: protocol_name=ESMTP
original_recipient: [email protected]
recipient: [email protected]
original_recipient: [email protected]
recipient: [email protected]
original_recipient: [email protected]
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*** MESSAGE CONTENTS deferred/F/F036E2D94EB4 ***
Received: from User (unknown [41.138.179.204])
        by webmail.SERVER.COM.br (Postfix) with ESMTP id B51652D94C32;
        Wed, 14 Jul 2010 17:33:38 -0300 (BRT)
Reply-To: <[email protected]>
From: "Web Administration" <[email protected]>
Subject:  Dear email user
Date: Wed, 14 Jul 2010 21:32:44 +0100
MIME-Version: 1.0
Content-Type: text/plain;
        charset="Windows-1251"
Content-Transfer-Encoding: 7bit
X-Priority: 3
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook Express 6.00.2600.0000
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000
Message-Id: <[email protected]>
To: undisclosed-recipients:;
X-SERVER.COM.br-MailScanner: Found to be clean
X-SERVER.COM.br-MailScanner-SpamCheck:
X-SERVER.COM.br-MailScanner-From: [email protected]

This is to inform you, that we will be carrying out a seven days
maintenance on our site starting from today to enable us control the
rate of spammers and to upgrade our webpage into our new version in
other to acceleration this site for a faster connection. During this
period of maintenance you will experience difficulty in logging your
account.  To prevent you from loosing access to your account, you are
therefore required to activate your account by sending down the your
account details.

User name:
Password:
Date of birth:
error codes: fh6xr

NB:  We will not be liable for any lost account. Subscriber who did
not comply with us during this exercise is at his/her own risk.

We are truly sorry for any inconvenience.

Regards,
Administration Center.

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*** HEADER EXTRACTED deferred/F/F036E2D94EB4 ***
*** MESSAGE FILE END deferred/F/F036E2D94EB4 ***

Alguma outra sugestão..?

Em 14 de julho de 2010 14:14, Alexandre Gorges <[email protected]> escreveu:
> Sim também ajuda. Eu uso isso com o meu mysql
>
> smtpd_sender_login_maps = proxy:mysql:/etc/postfix/mysql-login.cf
> smtpd_sender_restrictions = ....
> reject_authenticated_sender_login_mismatch,
>  reject_sender_login_mismatch,
> ....
>
> Funciona perfeitamente. Ai vai de você configurar no seu sistema.
>
>
>
>
> []'s
> Alexandre Gorges
> http://www.google.com.br/profiles/algorges
> MSN/Gtalk/iCHAT/Skype/Buzz: [email protected]
> ICQ: 2031408
>
>
>
>
>> From: Fernando Cordeiro <[email protected]>
>> Reply-To: Lista Postfix-br <[email protected]>
>> Date: Wed, 14 Jul 2010 14:02:15 -0300
>> To: Lista Postfix-br <[email protected]>
>> Subject: Re: [Postfix-BR] Servidor utilizado para enviar SPAM de várias redes
>>
>> Alexandre, coloquei a linha que você sugeriu, vou esperar mais alguém tentar.
>>
>> Dei uma pesquisada enquanto isto e, achei este link com uma informação
>> interessante e, acredito que também irá ajudar. Estou testando.
>>
>> http://www.linuxadm.com.br/2009/11/30/impedir-saida-de-emails-forjados-no-post
>> fix/
>>
>> Segue a dica para vocês. Não sei se vai dar certo, para isto vou
>> desbloquear a rede que estava enviando ou executando o ataque.
>>
>> Vamos ver no que dá.
>>
>>
>>
>> Em 14 de julho de 2010 11:30, irado furioso com tudo
>> <[email protected]> escreveu:
>>> Em Wed, 14 Jul 2010 10:36:15 -0300
>>> Fernando Cordeiro <[email protected]>, conhecido consumidor/usuário
>>> de drogas (Windows e BigMac com Coke) escreveu:
>>>
>>>> Não conseguiu uma forma de identificar de qual conta esta partindo?
>>>> Em uma das mensagens eu consegui identificar um dos remetentes e
>>>> alterei a senha, o problema é que são mais de 1000 contas.
>>>> tenho que descobrir as contas genéricas.
>>>>
>>>> Alguma sugestão antes dessa alteração geral de enforcamento? =/
>>>
>>> a dica do diego bernardo deve resolver seu problema, além da alteração
>>> de senha.
>>>
>>> como (normalmente) os procedimentos para essa "invasão" são
>>> automatizados, provavelmente só uma conta foi "contaminada" (pelo menos
>>> aqui foi assim); examine um ou dois email dos "refused" ou "user
>>> unknow" (destinatario desconhecido) que são os mais prováveis de conter
>>> a informação que importa (conta, etc).
>>>
>>> --
>>>  saudações,
>>>  irado furioso com tudo
>>>  Linux User 179402/FreeBSD BSD50853/FUG-BR 154
>>>  Não uso drogas - 100% Miko$hit-free
>>> "Me pergunto em que tipo de sociedade vivemos, que democracia é essa
>>> que temos onde os corruptos vivem na impunidade, e a fome das pessoas é
>>> considerada subversiva" [Ernesto Sábato, Antes do Fim (1998)]
>>> _______________________________________________
>>> Postfix-BR mailing list
>>> [email protected]
>>> http://listas.softwarelivre.org/mailman/listinfo/postfix-br
>>>
>>
>>
>>
>> --
>> Fernando
>> http://mula-veia.blogspot.com
>> _______________________________________________
>> Postfix-BR mailing list
>> [email protected]
>> http://listas.softwarelivre.org/mailman/listinfo/postfix-br
>
>
> _______________________________________________
> Postfix-BR mailing list
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> http://listas.softwarelivre.org/mailman/listinfo/postfix-br
>



-- 
Fernando
http://mula-veia.blogspot.com
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