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Posted to dev@spamassassin.apache.org by Jari Fredriksson <ja...@iki.fi> on 2015/09/09 21:35:36 UTC

KAM.cf ...

8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail

Ouch.

I received a valid mail from Facebook telling me that a friend 
mentioned my name in a post. 8.0?

-- 
jarif.bit

Re: KAM.cf ...

Posted by Benny Pedersen <me...@junc.eu>.
Jari Fredriksson skrev den 2015-09-09 21:35:
> 8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail

is dkim protected

> Ouch.

what ? :=)

> I received a valid mail from Facebook telling me that a friend
> mentioned my name in a post. 8.0?

check if its DKIM valid AU, is it really facebookmail.com in From: 
headers, not in enveloppe sender since its not dkim signed, did spf pass 
for the envelope sender ?

if its a frien he should have being giving a way to send you mail 
without facebookmail.com, users at facebook.com had one in a periode 
random@facebook.com email addresses when facebook think abouted it it 
was shourt down

Re: KAM.cf ...

Posted by "Kevin A. McGrail" <KM...@PCCC.com>.
On 9/10/2015 3:30 PM, Jari Fredriksson wrote:
> Yes, diseapps.com is the mx receiving all my mail. It has a new IP 
> address now, and I had not made it trusted in SA. Fixed and hopefully 
> works now.
Excellent!  Always nice to know analysis was accurate.

Re: KAM.cf ...

Posted by Jari Fredriksson <ja...@iki.fi>.
On 10.9.2015 15:44, Kevin A. McGrail wrote:
> It appears to be a forward from an account for you at @diseapps.com
> which is breaking SPF and causing the issue.
>
>  Regards,
>  KAM

Yes, diseapps.com is the mx receiving all my mail. It has a new IP 
address now, and I had not made it trusted in SA. Fixed and hopefully 
works now.

br. jarif


>  On 9/10/2015 4:51 AM, Jari Fredriksson wrote:
>
>> On 9.9.2015 22:41, Joe Quinn wrote:
>>
>>> On 9/9/2015 3:35 PM, Jari Fredriksson wrote:
>>>
>>>> 8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>>>>
>>>> Ouch.
>>>>
>>>> I received a valid mail from Facebook telling me that a friend
>>>> mentioned my name in a post. 8.0?
>>> Are you sure it was valid? Did the message hit SPF_FAIL or
>>> DKIM_ADSP_ALL? Can you post a sample? It's scored it 8.0 because
>>> Facebook uses SPF and DKIM, so the rule should be perfectly safe.
>>
>> I posted it to KAM off list.
>>
>> It has:
>>
>>  0.0 SPF_FAIL               SPF: sender does not
>> match SPF record (fail)
>> [SPF failed: Please see
>>
> 
> http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock
>> [1]]
>> -1.9 BAYES_00               BODY: Bayes spam
>> probability is 0 to 1%
>>                             [score:
>> 0.0000]
>>  1.0 HTML_MESSAGE           BODY: HTML included in
>> message
>>  0.0 HTML_FONT_LOW_CONTRAST BODY: HTML font color similar or
>> identical to
>>                             background
>> -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK
>> signature from author's
>>                             domain
>> -0.0 DKIM_VERIFIED          No description available.
>> -0.1 DKIM_VALID             Message has at least one
>> valid DKIM or DK signature
>>  0.1 DKIM_SIGNED            Message has a DKIM or DK
>> signature, not necessarily valid
>>  0.0 UNPARSEABLE_RELAY      Informational: message has
>> unparseable relay lines
>>  8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>>  0.0 T_REMOTE_IMAGE         Message contains an external
>> image
>
> --
>  KEVIN A. MCGRAIL
>  CEO
>
>  Peregrine Computer Consultants Corporation
>  3927 Old Lee Highway, Suite 102-C
>  Fairfax, VA 22030-2422
>
>  http://www.pccc.com/ [2]
>
>  703-359-9700 x50 / 800-823-8402 (Toll-Free)
>  703-798-0171 (wireless)
>  KMcGrail@PCCC.com [3]
>
>
>
> Links:
> ------
> [1]
> 
> http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock
> [2] http://www.pccc.com/
> [3] mailto:kmcgrail@pccc.com

-- 
jarif.bit

Re: KAM.cf ...

Posted by Benny Pedersen <me...@junc.eu>.
Kevin A. McGrail skrev den 2015-09-10 14:44:
> It appears to be a forward from an account for you at @diseapps.com
> which is breaking SPF and causing the issue.

in that case jari could add that server ip to trusted_networks and the 
spf check will get pass imho :=)

(any forwarding ip must be trusted)

but note here, if this is added, it could be any domain sending mail 
from that ip YMNK

Re: KAM.cf ...

Posted by "Kevin A. McGrail" <KM...@PCCC.com>.
It appears to be a forward from an account for you at @diseapps.com 
which is breaking SPF and causing the issue.

Regards,
KAM
On 9/10/2015 4:51 AM, Jari Fredriksson wrote:
> On 9.9.2015 22:41, Joe Quinn wrote:
>> On 9/9/2015 3:35 PM, Jari Fredriksson wrote:
>>>
>>> 8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>>>
>>> Ouch.
>>>
>>> I received a valid mail from Facebook telling me that a friend 
>>> mentioned my name in a post. 8.0?
>>>
>> Are you sure it was valid? Did the message hit SPF_FAIL or
>> DKIM_ADSP_ALL? Can you post a sample? It's scored it 8.0 because
>> Facebook uses SPF and DKIM, so the rule should be perfectly safe.
>
> I posted it to KAM off list.
>
> It has:
>
>  0.0 SPF_FAIL               SPF: sender does not match SPF record (fail)
> [SPF failed: Please see 
> http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock]
> -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%
>                             [score: 0.0000]
>  1.0 HTML_MESSAGE           BODY: HTML included in message
>  0.0 HTML_FONT_LOW_CONTRAST BODY: HTML font color similar or identical to
>                             background
> -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature 
> from author's
>                             domain
> -0.0 DKIM_VERIFIED          No description available.
> -0.1 DKIM_VALID             Message has at least one valid DKIM or DK 
> signature
>  0.1 DKIM_SIGNED            Message has a DKIM or DK signature, not 
> necessarily valid
>  0.0 UNPARSEABLE_RELAY      Informational: message has unparseable 
> relay lines
>  8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>  0.0 T_REMOTE_IMAGE         Message contains an external image
>
>


-- 
*Kevin A. McGrail*
CEO

Peregrine Computer Consultants Corporation
3927 Old Lee Highway, Suite 102-C
Fairfax, VA 22030-2422

http://www.pccc.com/

703-359-9700 x50 / 800-823-8402 (Toll-Free)
703-798-0171 (wireless)
KMcGrail@PCCC.com <ma...@pccc.com>


Re: KAM.cf ...

Posted by Joe Quinn <jq...@pccc.com>.
On 9/10/2015 7:42 AM, Benny Pedersen wrote:
> Jari Fredriksson skrev den 2015-09-10 10:51:
>
>>  0.0 SPF_FAIL               SPF: sender does not match SPF record (fail)
>> [SPF failed: Please see
>> http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock] 
>>
>> -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%
>
> gamecock rejected a message that claimed an envelope sender address of 
> notification+kjdmk5uhu7um@facebookmail.com.
> gamecock received a message from diseapps.com (104.214.219.241) that 
> claimed an envelope sender address of 
> notification+kjdmk5uhu7um@facebookmail.com.
>
> However, the domain facebookmail.com has declared using SPF that it 
> does not send mail through diseapps.com (104.214.219.241). That is why 
> the message was rejecte
>
> does you friend play games at diseapps.com ?
>
>> -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature
>> from author's
>>                             domain
>
> what dkim key is it ?
For what it's worth, googling "diseapps.com" yields nothing but "about 
this domain" sites like domainwho.is, bgp.he.net, etc. While obviously 
not an absolute indicator, the number of legitimate domains with SEO 
that poor I have seen is quite small.

Re: KAM.cf ...

Posted by Benny Pedersen <me...@junc.eu>.
Jari Fredriksson skrev den 2015-09-10 10:51:

>  0.0 SPF_FAIL               SPF: sender does not match SPF record 
> (fail)
> [SPF failed: Please see
> http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock]
> -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%

gamecock rejected a message that claimed an envelope sender address of 
notification+kjdmk5uhu7um@facebookmail.com.
gamecock received a message from diseapps.com (104.214.219.241) that 
claimed an envelope sender address of 
notification+kjdmk5uhu7um@facebookmail.com.

However, the domain facebookmail.com has declared using SPF that it does 
not send mail through diseapps.com (104.214.219.241). That is why the 
message was rejecte

does you friend play games at diseapps.com ?

> -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature
> from author's
>                             domain

what dkim key is it ?

Re: KAM.cf ...

Posted by "Kevin A. McGrail" <KM...@PCCC.com>.
Hi Jari.

Looks like FB has an issue with their spf record?  According to this, the SPF failed so we have no choice but to think it is fake.  Will look at the sample.
Regards,
KAM


>> Are you sure it was valid? Did the message hit SPF_FAIL or
>> DKIM_ADSP_ALL? Can you post a sample? It's scored it 8.0 because
>> Facebook uses SPF and DKIM, so the rule should be perfectly safe.
>
>I posted it to KAM off list.
>
>It has:
>
>  0.0 SPF_FAIL               SPF: sender does not match SPF record 
>(fail)
>[SPF failed: Please see 
>http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock]


Re: KAM.cf ...

Posted by Jari Fredriksson <ja...@iki.fi>.
On 9.9.2015 22:41, Joe Quinn wrote:
> On 9/9/2015 3:35 PM, Jari Fredriksson wrote:
>>
>> 8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>>
>> Ouch.
>>
>> I received a valid mail from Facebook telling me that a friend 
>> mentioned my name in a post. 8.0?
>>
> Are you sure it was valid? Did the message hit SPF_FAIL or
> DKIM_ADSP_ALL? Can you post a sample? It's scored it 8.0 because
> Facebook uses SPF and DKIM, so the rule should be perfectly safe.

I posted it to KAM off list.

It has:

  0.0 SPF_FAIL               SPF: sender does not match SPF record 
(fail)
[SPF failed: Please see 
http://www.openspf.net/Why?s=mfrom;id=notification%2Bkjdmk5uhu7um%40facebookmail.com;ip=104.214.219.241;r=gamecock]
-1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%
                             [score: 0.0000]
  1.0 HTML_MESSAGE           BODY: HTML included in message
  0.0 HTML_FONT_LOW_CONTRAST BODY: HTML font color similar or identical 
to
                             background
-0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature 
from author's
                             domain
-0.0 DKIM_VERIFIED          No description available.
-0.1 DKIM_VALID             Message has at least one valid DKIM or DK 
signature
  0.1 DKIM_SIGNED            Message has a DKIM or DK signature, not 
necessarily valid
  0.0 UNPARSEABLE_RELAY      Informational: message has unparseable 
relay lines
  8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
  0.0 T_REMOTE_IMAGE         Message contains an external image


-- 
jarif.bit

Re: KAM.cf ...

Posted by Joe Quinn <jq...@pccc.com>.
On 9/9/2015 3:35 PM, Jari Fredriksson wrote:
>
> 8.0 KAM_FACEBOOKMAIL       Fake or Abused Facebook Mail
>
> Ouch.
>
> I received a valid mail from Facebook telling me that a friend 
> mentioned my name in a post. 8.0?
>
Are you sure it was valid? Did the message hit SPF_FAIL or 
DKIM_ADSP_ALL? Can you post a sample? It's scored it 8.0 because 
Facebook uses SPF and DKIM, so the rule should be perfectly safe.