[clamav-users] Eicar test string now returning Win.Trojan.Trojan-605
Mark Allan
markjallan at gmail.com
Thu Mar 17 09:44:15 UTC 2016
Just to confirm, I'm also seeing everything being flagged as Win.Trojan.Trojan-476 with the new main/daily.cvd files.
Mark
> On 17 Mar 2016, at 6:49 am, Al Varnell <alvarnell at mac.com> wrote:
>
> I just ran a scan against the ClamAV test files contained in the 0.99.1 source file and I’m getting all Win.Trojan.Trojan-476:
>
> File Name Infection Name Status
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/unit_tests/clam-phish-exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.cab Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.zip Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.arj Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.rtf Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.szdd Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.tar.gz Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.chm Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.sis Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-aspack.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-pespin.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-upx.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-fsg.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-mew.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-nsis.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-petite.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-upack.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-wwpack.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.pdf Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.mail Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.ppt Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.tnef Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.ea05.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.ea06.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.d64.zip Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.mbox.base64 Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.mbox.uu Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.binhex Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.ole.doc Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.impl.zip Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.html Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.bin-be.cpio Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.bin-le.cpio Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.newc.cpio Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.odc.cpio Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-yc.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam_IScab_int.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam_IScab_ext.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam_ISmsi_int.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam_ISmsi_ext.exe Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.7z Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam_cache_emax.tgz Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.iso Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clamjol.iso Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-v2.rar Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam-v3.rar Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.exe.bz2 Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/clam.bz2.zip Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/.split/split.clam_IScab_int.exeaa Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/.split/split.clam.isoaa Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/.split/split.clam_IScab_ext.exeaa Win.Trojan.Trojan-476
> /Users/avarnell/Desktop/•Download/clamav-0.99.1/test/.split/split.clamjol.isoaa Win.Trojan.Trojan-476
>
> -Al-
>
> On Wed, Mar 16, 2016 at 10:46 PM, Jason Williams wrote:
>>
>> Hey Al,
>>
>> I submitted a FP report with one attached. Just put the EICAR string into a txt file and that'll trigger it.
>>
>> -J
>>
>> Sent via iPhone
>>
>>> On Mar 16, 2016, at 22:16, Al Varnell <alvarnell at mac.com> wrote:
>>>
>>> I don’t know why sanesecurity-porcupine.ndb is causing this, but I can now see that the signatures for Win.Test.EICAR_LDB-1 and Win.Trojan.Trojan-605 are identical, so this is an FP situation which would be reported.
>>> <http://clamav-du.securesites.net/cgi-bin/clamgrok?virus=Win.Test.EICAR_LDB-1&search-type=contains&case-sensitivity=No&database=daily&database=main&display=database&display=virus&display=signature&.submit=Submit&.cgifields=database&.cgifields=search-type&.cgifields=case-sensitivity&.cgifields=display>
>>>
>>> However, I’m not sure where to find a copy of a Win.Test.EICAR_LDB-1 file to submit.
>>>
>>> -Al-
>>>
>>>
>>>> On Wed, Mar 16, 2016 at 09:44 PM, Jason J. W. Williams wrote:
>>>>
>>>> Culprit seems to be sanesecurity-porcupine.ndb (
>>>> http://sanesecurity.com/usage/signatures/). Moving it out causes
>>>> Win.Test.EICAR_NDB-1
>>>> FOUND to be found, moving it back in triggers the Win.Trojan.Trojan-605 FP.
>>>> Since the Win.Trojan.Trojan sig isn't in the DB I'm not sure why that is.
>>>>
>>>> -J
>>>>
>>>>> On Wed, Mar 16, 2016 at 9:38 PM, Al Varnell <alvarnell at mac.com> wrote:
>>>>>
>>>>> Disregard, I found it here after they got the new main.cvd:
>>>>> <
>>>>> http://clamav-du.securesites.net/cgi-bin/clamgrok?virus=Win.Trojan.Trojan-605&search-type=contains&case-sensitivity=No&database=daily&database=main&display=database&display=virus&display=signature&.submit=Submit&.cgifields=database&.cgifields=search-type&.cgifields=case-sensitivity&.cgifields=display
>>>>>>
>>>>>
>>>>> I’ll see what I get once my main.cvd finishes.
>>>>>
>>>>> -Al-
>>>>>
>>>>>> On Wed, Mar 16, 2016 at 09:32 PM, Al Varnell wrote:
>>>>>>
>>>>>> I’m still looking, but so far I can’t find any Win.Trojan.Trojan
>>>>> signatures in the ClamAV Official database or listed in clamav-virusdb
>>>>> e-mail list.
>>>>>>
>>>>>> Nor can I confirm your results using my own EICAR.
>>>>>>
>>>>>> Are you using any Unofficial signatures from a different source?
>>>>>>
>>>>>> -Al-
>>>>>>
>>>>>>> On Wed, Mar 16, 2016 at 09:06 PM, Jason J. W. Williams wrote:
>>>>>>>
>>>>>>> Pulled down 21466 (and force restarted clamd) but it's still classifying
>>>>>>> EICAR as Win.Trojan.Trojan:
>>>>>>>
>>>>>>> https://gist.github.com/williamsjj/b8104402e80f44475df5
>>>>>>>
>>>>>>> Databases are up to date now:
>>>>>>> main.cvd is up to date (version: 57, sigs: 4218790, f-level: 60,
>>>>> builder:
>>>>>>> amishhammer)
>>>>>>> Empty script daily-21465.cdiff, need to download entire database
>>>>>>> Downloading daily.cvd [100%]
>>>>>>> daily.cvd updated (version: 21466, sigs: 83889, f-level: 63, builder:
>>>>>>> amishhammer)
>>>>>>> Empty script bytecode-275.cdiff, need to download entire database
>>>>>>> Downloading bytecode.cvd [100%]
>>>>>>> bytecode.cvd updated (version: 275, sigs: 45, f-level: 63, builder:
>>>>>>> amishhammer)
>>>>>>> Database updated (4302724 signatures) from db.local.clamav.net (IP:
>>>>>>> 193.1.193.64)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> On Wed, Mar 16, 2016 at 9:00 PM, Al Varnell <alvarnell at mac.com> wrote:
>>>>>>>>
>>>>>>>> Those are normal messages for an update of this kind. The 21465.cdiff
>>>>> was
>>>>>>>> purposely blank in order to force you to download the entire daily.cvd.
>>>>>>>> Give it plenty of time as the main.cvd is 109MB.
>>>>>>>>
>>>>>>>> Technical details: <
>>>>>>>>
>>>>> http://blog.clamav.net/2016/03/clamav-signature-interface-maintenance.html
>>>>>>>>>
>>>>>>>>
>>>>>>>> -Al-
>>>>>>>>
>>>>>>>>> On Wed, Mar 16, 2016 at 08:56 PM, Jason J. W. Williams wrote:
>>>>>>>>>
>>>>>>>>> Thanks. Hopefully it'll sync up soon. I'm getting weird download
>>>>> errors
>>>>>>>> out
>>>>>>>>> of freshclam:
>>>>>>>>>
>>>>>>>>> WARNING: getfile: Error while reading database from
>>>>> db.local.clamav.net
>>>>>>>>> (IP: 200.236.31.1): Operation now in progress
>>>>>>>>> WARNING: getpatch: Can't download daily-21465.cdiff from
>>>>>>>> db.local.clamav.net
>>>>>>>>> nonblock_recv: recv timing out (30 secs)
>>>>>>>>> WARNING: getfile: Error while reading database from
>>>>> db.local.clamav.net
>>>>>>>>> (IP: 194.186.47.19): Operation now in progress
>>>>>>>>> WARNING: getpatch: Can't download daily-21465.cdiff from
>>>>>>>> db.local.clamav.net
>>>>>>>>> Empty script daily-21465.cdiff, need to download entire database
>>>>>>>>>
>>>>>>>>> On Wed, Mar 16, 2016 at 8:54 PM, Al Varnell <alvarnell at mac.com>
>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> The new database was just made available, so I recommend you hold off
>>>>>>>>>> until you have the new mail.cvd v57 and daily.cvd v21466 before
>>>>> getting
>>>>>>>> too
>>>>>>>>>> excited about this.
>>>>>>>>>>
>>>>>>>>>> -Al-
>>>>>>>>>>
>>>>>>>>>>> On Wed, Mar 16, 2016 at 08:49 PM, Jason J. W. Williams wrote:
>>>>>>>>>>>
>>>>>>>>>>> As of the latest daily update, running ClamAV against the EICAR test
>>>>>>>>>> string
>>>>>>>>>>> reports Win.Trojan.Trojan-605 instead of Eicar-Test-Signature.
>>>>>>>>>>>
>>>>>>>>>>> -J
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Help us build a comprehensive ClamAV guide:
>>>>> https://github.com/vrtadmin/clamav-faq
>>>>>
>>>>> http://www.clamav.net/contact.html#ml
>>>>>
>>>> _______________________________________________
>>>> Help us build a comprehensive ClamAV guide:
>>>> https://github.com/vrtadmin/clamav-faq
>>>>
>>>> http://www.clamav.net/contact.html#ml
>>>
>>> -Al-
>>> --
>>> Al Varnell
>>> Mountain View, CA
>>>
>>>
>>>
>>>
>> _______________________________________________
>> Help us build a comprehensive ClamAV guide:
>> https://github.com/vrtadmin/clamav-faq
>>
>> http://www.clamav.net/contact.html#ml
>
> -Al-
> --
> Al Varnell
> Mountain View, CA
>
>
>
>
> _______________________________________________
> Help us build a comprehensive ClamAV guide:
> https://github.com/vrtadmin/clamav-faq
>
> http://www.clamav.net/contact.html#ml
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