one of my users complains she can no longer send PDFs, claim our mail
server 'blocks them and marks them as virus'

she says she emailed to her gmail account, as well, account on our server,
and, on our server it came with a text attachement 'ZW.txt' which says
'virus detected'

I'm guessing this ZW.txt is added by some equipment at their end ? before
they upload it to our server

unfortunately, I deleted copy of that email that she send to me, with the
pdf and 'ZW.txt', and, I'm awaiting her to resend, BUT, looking through
the logs I found this:

if I understand this, the PDF is identified as as a CCIT voice file ??

what else I need to check ?


---------------------
# grep 16729-04 /var/log/maillog
Jan 10 12:50:45 amavis[16729]: (16729-04) LMTP::10024
/var/amavis/tmp/amavis-20110110T124521-16729: <i...@tld.com> ->
<i...@tld.com>,<aj.mailu...@gmail.com>,<voy...@sbt.net.au> SIZE=364042
BODY=8BITMIME Received: from bilby.sbt.net.au ([127.0.0.1]) by localhost
(bilby.sbt.net.au [127.0.0.1]) (amavisd-new bilby, port 10024) with LMTP;
Mon, 10 Jan 2011 12:50:45 +1100 (EST)
Jan 10 12:50:45 amavis[16729]: (16729-04) Checking: 0yFdiUKYq59X
[58.9.36.88] <i...@tld.com> ->
<i...@tld.com>,<aj.mailu...@gmail.com>,<voy...@sbt.net.au>
Jan 10 12:50:45 amavis[16729]: (16729-04) Open relay? Nonlocal recips but
not originating: i...@tld.com, aj.mailu...@gmail.com
Jan 10 12:50:45 amavis[16729]: (16729-04) p003 1 Content-Type:
multipart/mixed
Jan 10 12:50:45 amavis[16729]: (16729-04) p001 1/1 Content-Type:
text/plain, size: 940 B, name:
Jan 10 12:50:45 amavis[16729]: (16729-04) p002 1/2 Content-Type:
application/pdf, size: 263858 B, name: SPR0A0J15-00.pdf
Jan 10 12:50:45 amavis[16729]: (16729-04) (!)NOTICE: Skipping bad output
from file(1) at [0, p001], got: /usr/share/file/magic, 917: Warning
description `8-bit ISDN mu-law compressed (CCITT G.721 ADPCM voice data
enco' truncated
Jan 10 12:50:45 amavis[16729]: (16729-04) (!)NOTICE: Skipping bad output
from file(1) at [0, p001], got: /usr/share/file/magic, 947: Warning
description `8-bit ISDN mu-law compressed (CCITT G.721 ADPCM voice data
enco' truncated
Jan 10 12:50:46 amavis[16729]: (16729-04) (!)BitDefender av-scanner
FAILED: /usr/bin/bdc DIED, signal 11 (000b) at (eval 114) line 594.
Jan 10 12:50:49 amavis[16729]: (16729-04) FWD via SMTP: <i...@tld.com> ->
<i...@tld.com>,<aj.mailu...@gmail.com>,<voy...@sbt.net.au>,BODY=8BITMIME 250
2.0.0 Ok, id=16729-04, from MTA([127.0.0.1]:10025): 250 2.0.0 Ok: queued
as E30FDB446BC
Jan 10 12:50:49 amavis[16729]: (16729-04) Passed CLEAN, [58.9.36.88]
[58.9.36.88] <i...@tld.com> ->
<i...@tld.com>,<aj.mailu...@gmail.com>,<voy...@sbt.net.au>, Message-ID:
<4d2a65d3.6010...@tld.com>, mail_id: 0yFdiUKYq59X, Hits: -2.483, size:
364041, queued_as: E30FDB446BC, 3647 ms
Jan 10 12:50:49 amavis[16729]: (16729-04) TIMING-SA total 2608 ms - parse:
91 (3.5%), extract_message_metadata: 118 (4.5%), get_uri_detail_list: 10
(0.4%), tests_pri_-1000: 32 (1.2%), tests_pri_-950: 5 (0.2%),
tests_pri_-900: 4 (0.1%), tests_pri_-400: 98 (3.8%), check_bayes: 87
(3.3%), tests_pri_0: 1818 (69.7%), check_spf: 1.01 (0.0%), check_razor2:
1425 (54.6%), check_pyzor: 0.53 (0.0%), tests_pri_500: 8 (0.3%),
tests_pri_900: 4 (0.2%), tests_pri_1000: 121 (4.6%), total_awl: 117
(4.5%), check_awl: 13 (0.5%), update_awl: 0.24 (0.0%), learn: 277 (10.6%),
get_report: 4 (0.1%)
Jan 10 12:50:49 postfix/lmtp[16847]: 5E11CB446F7: to=<i...@tld.com>,
relay=127.0.0.1[127.0.0.1]:10024, delay=21, delays=18/0/0.01/3.7,
dsn=2.0.0, status=sent (250 2.0.0 Ok, id=16729-04, from
MTA([127.0.0.1]:10025): 250 2.0.0 Ok: queued as E30FDB446BC)
Jan 10 12:50:49 postfix/lmtp[16847]: 5E11CB446F7:
to=<aj.mailu...@gmail.com>, relay=127.0.0.1[127.0.0.1]:10024, delay=21,
delays=18/0/0.01/3.7, dsn=2.0.0, status=sent (250 2.0.0 Ok, id=16729-04,
from MTA([127.0.0.1]:10025): 250 2.0.0 Ok: queued as E30FDB446BC)
Jan 10 12:50:49 postfix/lmtp[16847]: 5E11CB446F7: to=<voy...@sbt.net.au>,
relay=127.0.0.1[127.0.0.1]:10024, delay=21, delays=18/0/0.01/3.7,
dsn=2.0.0, status=sent (250 2.0.0 Ok, id=16729-04, from
MTA([127.0.0.1]:10025): 250 2.0.0 Ok: queued as E30FDB446BC)
Jan 10 12:50:49 amavis[16729]: (16729-04) TIMING [total 3662 ms] - SMTP
greeting: 4 (0%)0, SMTP LHLO: 2 (0%)0, SMTP pre-MAIL: 1 (0%)0, SMTP
pre-DATA-flush: 6 (0%)0, SMTP DATA: 95 (3%)3, check_init: 1 (0%)3,
digest_hdr: 3 (0%)3, digest_body_dkim: 9 (0%)3, gen_mail_id: 3 (0%)3,
mime_decode: 101 (3%)6, get-file-type2: 53 (1%)8, parts_decode: 1 (0%)8,
check_header: 4 (0%)8, AV-scan-1: 115 (3%)11, AV-scan-2: 381 (10%)21,
spam-wb-list: 8 (0%)21, SA parse: 94 (3%)24, SA check: 2507 (68%)93,
update_cache: 17 (0%)93, decide_mail_destiny: 2 (0%)93, fwd-connect: 12
(0%)93, fwd-mail-pip: 18 (0%)94, fwd-rcpt-pip: 1 (0%)94, fwd-data-chkpnt:
0 (0%)94, write-header: 2 (0%)94, fwd-data-contents: 46 (1%)95,
fwd-end-chkpnt: 140 (4%)99, prepare-dsn: 2 (0%)99, main_log_entry: 24
(1%)100, update_snmp: 6 (0%)100, SMTP pre-response: 1 (0%)100, SMTP
response: 2 (0%)100, unlink-2-files: 1 (0%)100, rundown: 1 (0%)100
Jan 10 12:53:32 amavis[16729]: (16729-04) loaded policy bank "AUTHENTICATED"
---------------------



-- 
Voytek


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