Re: Negative score spamassassin

2011-11-22 Thread ercibrest



need to see the rule hits for the negative scores..

also I don't see any RBL, URIBL, pyzor or razor scores in there, have you
disabled network tests?  these are really valuable - just make sure you
only choose a couple of the RBL's (see
http://wiki.mailscanner.info/doku.php?id=maq:index#getting_the_best_out_of_spamassassinfor
some ideas - it's a little outdated but still usefull I think)


-- 
Martin Hepworth
Oxford, UK


you can see here example of spam not found :
my server is mailhost.estaim.fr



Received: from ecisnet196.ec-is.net (ecisnet196.ec-is.net [62.62.128.89])
 by mailhost.estaim.fr (Postfix) with ESMTP id A4FBE1DACB3
 for si...@lequar.com; Tue, 22 Nov 2011 09:08:06 +0100 (CET)
X-Spam-Processed: ecisnet196.ec-is.net, Tue, 22 Nov 2011 09:07:25 +0100
X-Spam-Level: 
X-Spam-Status: No, score=-3.9 required=6.0 tests=BAYES_00,FROM_12LTRDOM,
 RDNS_NONE,TVD_SPACE_RATIO,TVD_SPACE_RATIO_MINFP shortcircuit=no
autolearn=ham
 version=3.3.2
X-Spam-Report: 
 * -4.7 BAYES_00 BODY: Bayes spam probability is 0 to 1%
 * [score: 0.]
 * 0.8 RDNS_NONE Delivered to internal network by a host with no rDNS
 * 0.0 TVD_SPACE_RATIO TVD_SPACE_RATIO
 * 0.0 TVD_SPACE_RATIO_MINFP TVD_SPACE_RATIO_MINFP
 * 0.0 FROM_12LTRDOM From a 12-letter domain
X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06)
Received: from hmxc4jwwtbg1d.52vmcohn.ouicamrsfi ([180.254.164.165])
 by ecisnet196.ec-is.net (ecisnet196.ec-is.net)
 (MDaemon PRO v12.5.1)
 with ESMTP id 34-md5095393.msg
 for si...@lequar.com; Tue, 22 Nov 2011 09:07:24 +0100
X-MDOP-RefID: str=0001.0A0B0207.4ECB583D.00C0,ss=1,fgs=0 (_st=1 _vt=0
_iwf=0)
X-Rcpt-To: si...@lequar.com
X-MDRcpt-To: si...@lequar.com
X-MDRemoteIP: 180.254.164.165
X-Envelope-From: elizash...@archwireless.net
From: HilaryLavone elizash...@archwireless.net
Message-ID: 4ecb65f1.a8731...@archwireless.net
Date: Tue, 22 Nov 2011 10:05:53 +0100
MIME-Version: 1.0
Subject: 4wpa7h
To: si...@lequar.com
Content-Type: text/plain; charset=iso-8859-1
Content-Transfer-Encoding: 7bit
X-Return-Path: elizash...@archwireless.net
X-MDaemon-Deliver-To: si...@lequar.com 
From: elizash...@archwireless.net [Add to Whitelist | Add to Blacklist] 
 

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Re: Negative score spamassassin

2011-11-22 Thread ercibrest



Darxus wrote:
 
 On 11/21, ercibrest wrote:
 Maybe there is a problem of configuration because all of my emails come
 from
 the same IP. From internet, email send to my domain is receive from my
 provider and then, the provider relay mails to my mailscanner 's server.
 
 Add that IP to your trusted_networks setting, documented in the
 spamassassin man page:
 http://spamassassin.apache.org/full/3.3.x/doc/Mail_SpamAssassin_Conf.html#network_test_options
 Also some info here:  http://wiki.apache.org/spamassassin/TrustPath
 
 -- 
 It's never too late to panic.
 http://www.ChaosReigns.com
 
 

trusted_networks must be put in local.cf ?
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Re: In subject how to detect a word in an EVAL string?

2011-11-22 Thread Benny Pedersen

On Mon, 21 Nov 2011 22:32:42 +0100, Karsten Bräckelmann wrote:


=?iso-8859-1?B?LlZlbnRhIGRlIENBTkFTVEFTIE5BVklERdFBUyAtIHB1YmyhY2kgZGFk?=


Not eval, but encoded -- in this case even necessary, rather than 
an

attempt at obfuscation, because it contains non ASCII letters.


yep its base64 encode string between last two ?

?B? is the sign of mime header for base64

?Q? qotedprintelble

but use ripmime :-)

and create rules from the output


Re: Negative score spamassassin

2011-11-22 Thread Bowie Bailey
On 11/22/2011 3:25 AM, ercibrest wrote:
 need to see the rule hits for the negative scores..

 also I don't see any RBL, URIBL, pyzor or razor scores in there, have you
 disabled network tests?  these are really valuable - just make sure you
 only choose a couple of the RBL's (see
 http://wiki.mailscanner.info/doku.php?id=maq:index#getting_the_best_out_of_spamassassinfor
 some ideas - it's a little outdated but still usefull I think)

 you can see here example of spam not found :
 my server is mailhost.estaim.fr

Then why is the SpamAssassin scanning being done on ecisnet196.ec-is.net?

 Received: from ecisnet196.ec-is.net (ecisnet196.ec-is.net [62.62.128.89])
  by mailhost.estaim.fr (Postfix) with ESMTP id A4FBE1DACB3
  for si...@lequar.com; Tue, 22 Nov 2011 09:08:06 +0100 (CET)
 X-Spam-Processed: ecisnet196.ec-is.net, Tue, 22 Nov 2011 09:07:25 +0100
 X-Spam-Level: 
 X-Spam-Status: No, score=-3.9 required=6.0 tests=BAYES_00,FROM_12LTRDOM,
  RDNS_NONE,TVD_SPACE_RATIO,TVD_SPACE_RATIO_MINFP shortcircuit=no
 autolearn=ham
  version=3.3.2
 X-Spam-Report: 
  * -4.7 BAYES_00 BODY: Bayes spam probability is 0 to 1%
  * [score: 0.]
  * 0.8 RDNS_NONE Delivered to internal network by a host with no rDNS
  * 0.0 TVD_SPACE_RATIO TVD_SPACE_RATIO
  * 0.0 TVD_SPACE_RATIO_MINFP TVD_SPACE_RATIO_MINFP
  * 0.0 FROM_12LTRDOM From a 12-letter domain
 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06)
 Received: from hmxc4jwwtbg1d.52vmcohn.ouicamrsfi ([180.254.164.165])
  by ecisnet196.ec-is.net (ecisnet196.ec-is.net)
  (MDaemon PRO v12.5.1)
  with ESMTP id 34-md5095393.msg
  for si...@lequar.com; Tue, 22 Nov 2011 09:07:24 +0100
 X-MDOP-RefID: str=0001.0A0B0207.4ECB583D.00C0,ss=1,fgs=0 (_st=1 _vt=0
 _iwf=0)
 X-Rcpt-To: si...@lequar.com
 X-MDRcpt-To: si...@lequar.com
 X-MDRemoteIP: 180.254.164.165
 X-Envelope-From: elizash...@archwireless.net
 From: HilaryLavone elizash...@archwireless.net
 Message-ID: 4ecb65f1.a8731...@archwireless.net
 Date: Tue, 22 Nov 2011 10:05:53 +0100
 MIME-Version: 1.0
 Subject: 4wpa7h
 To: si...@lequar.com
 Content-Type: text/plain; charset=iso-8859-1
 Content-Transfer-Encoding: 7bit
 X-Return-Path: elizash...@archwireless.net
 X-MDaemon-Deliver-To: si...@lequar.com 
 From: elizash...@archwireless.net [Add to Whitelist | Add to Blacklist] 


The only thing I see here is that your Bayes database appears to be
mistrained.  It is scoring this message as BAYES_00, which means
definitely not spam.  At a minimum, you need to manually learn any
messages that are being scored the wrong way with Bayes.  If this is
happening with all of your spam, you may want to just delete the Bayes
db completely and start over.

In order to give any more useful feedback, we would need to see the
entire message.  Rather than sending it to the list, please put it in
pastebin.com and give us the link.

Also, when a message ends with a signature that starts with two dashes
(like mine below), please delete the signature in your reply rather than
replying below it.  The two dashes indicate the start of a signature and
quite a few mail clients will automatically remove anything below that
when replying.

-- 
Bowie


Sought rules revisited

2011-11-22 Thread Mynabbler

Is it just me, or is the last sought_rules update November 9th? And it is not
like an update is available:

# sa-update --gpgkey 6C6191E3 -D --channel sought.rules.yerp.org
dbg: channel: attempting channel sought.rules.yerp.org
...
dbg: channel: current version is 3301199767, new version is 3301199767,
skipping channel
dbg: diag: updates complete, exiting with code 1
# _

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Sought rules revisited

2011-11-22 Thread Mynabbler

Is it just me, or is the last sought_rules update November 9th? And it is not
like an update is available:

# sa-update --gpgkey 6C6191E3 -D --channel sought.rules.yerp.org
dbg: channel: attempting channel sought.rules.yerp.org
...
dbg: channel: current version is 3301199767, new version is 3301199767,
skipping channel
dbg: diag: updates complete, exiting with code 1
# _

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Sought rules revisited

2011-11-22 Thread Mynabbler

Is it just me, or is the last sought_rules update November 9th? And it is not
like an update is available:

$ sa-update --gpgkey 6C6191E3 -D --channel sought.rules.yerp.org
dbg: channel: attempting channel sought.rules.yerp.org
...
dbg: channel: current version is 3301199767, new version is 3301199767,
skipping channel
dbg: diag: updates complete, exiting with code 1
$ _

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Sought rules revisited

2011-11-22 Thread Mynabbler

Is it just me, or is the last sought_rules update November 9th? And it is not
like an update is available:

$ sa-update --gpgkey 6C6191E3 -D --channel sought.rules.yerp.org
dbg: channel: attempting channel sought.rules.yerp.org
[...]
dbg: channel: current version is 3301199767, new version is 3301199767,
skipping channel
dbg: diag: updates complete, exiting with code 1
$ _

Looks, other than the fact that update is from November 9th,  okay to me.

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Re: Negative score spamassassin

2011-11-22 Thread Karsten Bräckelmann
On Tue, 2011-11-22 at 09:26 -0500, Bowie Bailey wrote:
 On 11/22/2011 3:25 AM, ercibrest wrote:

  X-Spam-Status: No, score=-3.9 required=6.0 tests=BAYES_00,FROM_12LTRDOM,
   RDNS_NONE,TVD_SPACE_RATIO,TVD_SPACE_RATIO_MINFP shortcircuit=no
   autolearn=ham version=3.3.2
 ^
And there is the culprit for the Bayes problem.

  X-Spam-Report: 
   * -4.7 BAYES_00 BODY: Bayes spam probability is 0 to 1%
   * [score: 0.]
   * 0.8 RDNS_NONE Delivered to internal network by a host with no rDNS
   * 0.0 TVD_SPACE_RATIO TVD_SPACE_RATIO
   * 0.0 TVD_SPACE_RATIO_MINFP TVD_SPACE_RATIO_MINFP
   * 0.0 FROM_12LTRDOM From a 12-letter domain

According to the RDNS_NONE score, this is sore-set 3, Bayes and network
tests enabled. For auto-learning, the non-Bayes score-set 1 will be
used, with a score for RDNS_NONE even slightly higher. The other rules
are irrelevant, and Bayes of course is not considered.

The default auto-learn threshold for ham is 0.1. This message should
never have been automatically learned as ham.

Your auto-learn threshold settings are terribly messed up. (Possibly the
scores for score-set 1, but that's much less likely.)


 The only thing I see here is that your Bayes database appears to be
 mistrained.  It is scoring this message as BAYES_00, which means
 definitely not spam.  At a minimum, you need to manually learn any
 messages that are being scored the wrong way with Bayes.  If this is
 happening with all of your spam, you may want to just delete the Bayes
 db completely and start over.

-- 
char *t=\10pse\0r\0dtu\0.@ghno\x4e\xc8\x79\xf4\xab\x51\x8a\x10\xf4\xf4\xc4;
main(){ char h,m=h=*t++,*x=t+2*h,c,i,l=*x,s=0; for (i=0;il;i++){ i%8? c=1:
(c=*++x); c128  (s+=h); if (!(h=1)||!t[s+h]){ putchar(t[s]);h=m;s=0; }}}



Re: Sought rules revisited

2011-11-22 Thread Mynabbler


Mynabbler wrote:
 
 Is it just me, or is the last sought_rules update November 9th?
 
Sorry about the double posts... It was posted using Nabble, which returned
500 errors, and yet still posted the message. Oops.
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Re: In subject how to detect a word in an EVAL string?

2011-11-22 Thread Sergio
Thank you Benny,
I will use this command next time.

Sergio


By the way your links are very accurate, that are the spammers that sent
the email, with my new rule they are

On Tue, Nov 22, 2011 at 3:42 AM, Benny Pedersen m...@junc.org wrote:

 On Mon, 21 Nov 2011 22:32:42 +0100, Karsten Bräckelmann wrote:


 =?iso-8859-1?B?**LlZlbnRhIGRlIENBTkFTVEFTIE5BVk**
 lERdFBUyAtIHB1YmyhY2kgZGFk?=


 Not eval, but encoded -- in this case even necessary, rather than an
 attempt at obfuscation, because it contains non ASCII letters.


 yep its base64 encode string between last two ?

 ?B? is the sign of mime header for base64

 ?Q? qotedprintelble

 but use ripmime :-)

 and create rules from the output