I can't figure this out to save my life.  Is there something wrong with the
regex?  If external is set to level 2 and block, how would mails like this
get pushed through?  It's not just .reg files, it's anything that I've
tested including .bat.

Thanks

On Thu, Feb 12, 2015 at 9:58 PM, K Post <nntp.p...@gmail.com> wrote:

> 15025 running on a windows box in my lab.
>
> I just tried sending an email from gmail with a .reg file attached to it.
> Also tried with a .bat file.
> The emails arrive even though I have reg and bat files blocked.   The
> gmail account is whitelisted, but I've tried with non-whitelisted accounts
> too.
>
> I have ClamAV running and use the AFC-Plugin.  If I disable one or both of
> these, the email still arrives.
>
> I have v1.925 of Email::Mime installed.  I haven't tried downgrading.
>
> DoBlockExes is set to block
> BlockExes (external senders) is set to Level 2
> BlockWLExes (wl senders) is set to Level 1
> BlockNPExes (no processing) is set to Level 2
>
>
> For BadAttachLevel1 I have:
>
> ad[ep]|asx|ba[st]|chm|cmd|com|cpl|crt|dbx|dll|exe|hlp|ht[ab]|in[fs]|isp|js|jse|lnk|md[abez]|ms[cipt]|nch|pcd|pif|prf|ps1|reg|sc[frt]|scr|sh[bs]|vb|vb[es]|wms|ws[cfh]
> (note that reg is listed there)
>
> For BadAttachLevel2 I have:
> zip
>
> I would expect to see that a level 1 exe was detected and that it was
> blocked.  Instead it comes through and the log shows that a level 2 file
> was found.
>
> Log snippit
>
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org [scoring] DKIM signature verified-OK -
> header-passed - sender policy is: neutral - author policy is: neutral
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org Message-Score: added -5 (dkimOkValencePB) for
> DKIM pass, total score for this message is now -6
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org Message-Score: added -5 (spfpValencePB) for
> SPF pass, total score for this message is now -11
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org info: SenderBase - query using SenderBase
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org SenderBase -- used Senderbase -- country:US
> orgname:GOOGLE domain:google.com
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org HMM is not available - hmmdb is empty
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org Bayesian Check [scoring] - Prob: 0.00001 => ham
> Feb-12-15 21:39:32 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org [Plugin]* calling plugin ASSP_AFC*
> Feb-12-15 21:39:33 msg95171-02457 209.85.220.42 <test-acco...@gmail.com>
> to: test...@ourcharity.org info: 1 attachment found for *Level-2*
> Feb-12-15 21:39:33 msg95171-02457 [*MessageOK*] 209.85.220.42 <
> test-acco...@gmail.com> to: test...@ourcharity.org message ok [testing
> reg] -> messages/okmail/testing_reg--3448748.txt
>
> Could my regex be wrong somehow?  Why would it find a Level 2 attachment,
> when it only matches level 1?  Why wouldn't it have been blocked?
>
> Thanks
> ken
>
>
>
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