Hi,

Check the mysql_smtp_login part. That account might have been compromised, change the password asap imho. You may also notify your users to periodically change their password and keep their emailing devices up-to-date.

Andras

2016-07-13 06:07 időpontban Flan AlFlani ezt írta:
My log is flooded with those spam attemps and I wonder if there is a
ACL can stop those attemps.

maillog (this is just a sample, my log will be over a 1000 line in an hour)

2016-07-09 22:00:32 [2252] 1bM4ys-0000aK-QP
H=192-159-50-175.oolw.qwirelessbb.net (avovj.com)
[192.159.50.175]:41053 I=[10.0.1.1]:465 Warning: DEBUG  load_avgx1000:
40  spam_score: 3.2  message_size: 3497
2016-07-09 22:00:32 [2252] 1bM4ys-0000aK-QP <=
[email protected] H=192-159-50-175.oolw.qwirelessbb.net
(avovj.com) [192.159.50.175]:41053 I=[10.0.1.1]:465 P=esmtpsa
X=UNKNOWN:AES256-GCM-SHA384:256 CV=no
A=login:[email protected] S=5167
[email protected] T="nouvelles" from
<[email protected]> for [email protected]
[email protected] [email protected] [email protected]
[email protected]
2016-07-09 22:00:32 [2401] cwd=/var/spool/exim 3 args: /usr/sbin/exim
-Mc 1bM4ys-0000aK-QP
2016-07-09 22:00:34 [2401] 1bM4ys-0000aK-QP =>
[email protected] F=<[email protected]>
P=<[email protected]> R=dnslookup T=remote_smtp S=4156
H=gmail-smtp-in.l.google.com [74.125.136.27]:25
X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Mountain View/O=Google Inc/CN=mx.google.com"
C="250 2.0.0 OK 1468119641 qt8si326075wjc.22 - gsmtp" QT=4s DT=2s
2016-07-09 22:00:39 [2401] 1bM4ys-0000aK-QP => [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4156 H=mta5.am0.yahoodns.net
[98.138.112.33]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Sunnyvale/O=Yahoo Inc./OU=Information
Technology/CN=*.am0.yahoodns.net" C="250 ok dirdel 4/0" QT=9s DT=7s
2016-07-09 22:00:39 [2401] 1bM4ys-0000aK-QP -> [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4156 H=mta5.am0.yahoodns.net
[98.138.112.33]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Sunnyvale/O=Yahoo Inc./OU=Information
Technology/CN=*.am0.yahoodns.net" C="250 ok dirdel 4/0" QT=9s DT=7s
2016-07-09 22:00:39 [2401] 1bM4ys-0000aK-QP -> [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4156 H=mta5.am0.yahoodns.net
[98.138.112.33]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Sunnyvale/O=Yahoo Inc./OU=Information
Technology/CN=*.am0.yahoodns.net" C="250 ok dirdel 4/0" QT=9s DT=7s
2016-07-09 22:00:39 [2401] 1bM4ys-0000aK-QP -> [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4156 H=mta5.am0.yahoodns.net
[98.138.112.33]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Sunnyvale/O=Yahoo Inc./OU=Information
Technology/CN=*.am0.yahoodns.net" C="250 ok dirdel 4/0" QT=9s DT=7s
2016-07-09 22:00:39 [2401] 1bM4ys-0000aK-QP Completed QT=9s

2016-07-09 22:00:41 [2252] 1bM4z2-0000aK-1R
H=192-159-50-175.oolw.qwirelessbb.net (avovj.com)
[192.159.50.175]:41053 I=[10.0.1.1]:465 Warning: DEBUG  load_avgx1000:
30  spam_score: 1.2  message_size: 3405
2016-07-09 22:00:41 [2252] 1bM4z2-0000aK-1R <=
[email protected] H=192-159-50-175.oolw.qwirelessbb.net
(avovj.com) [192.159.50.175]:41053 I=[10.0.1.1]:465 P=esmtpsa
X=UNKNOWN:AES256-GCM-SHA384:256 CV=no
A=login:[email protected] S=5002
[email protected] T="c\342\200\231est si
excitant" from <[email protected]> for [email protected]
[email protected] [email protected] [email protected]
[email protected]
2016-07-09 22:00:41 [2444] cwd=/var/spool/exim 3 args: /usr/sbin/exim
-Mc 1bM4z2-0000aK-1R
2016-07-09 22:00:44 [2444] 1bM4z2-0000aK-1R => [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4060 H=gmail-smtp-in.l.google.com
[74.125.136.27]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Mountain View/O=Google Inc/CN=mx.google.com"
C="250 2.0.0 OK 1468119651 y142si5687414wme.31 - gsmtp" QT=4s DT=2s
2016-07-09 22:00:44 [2444] 1bM4z2-0000aK-1R -> [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4060 H=gmail-smtp-in.l.google.com
[74.125.136.27]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Mountain View/O=Google Inc/CN=mx.google.com"
C="250 2.0.0 OK 1468119651 y142si5687414wme.31 - gsmtp" QT=4s DT=2s
2016-07-09 22:00:46 [2444] 1bM4z2-0000aK-1R => [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4060 H=mx4.hotmail.com [65.55.37.104]:25
X=UNKNOWN:ECDHE-RSA-AES256-SHA384:256 CV=no DN="/CN=*.hotmail.com"
C="250  <[email protected]> Queued mail for
delivery" QT=6s DT=4s
2016-07-09 22:00:51 [2444] 1bM4z2-0000aK-1R => [email protected]
F=<[email protected]> P=<[email protected]>
R=dnslookup T=remote_smtp S=4060 H=mta5.am0.yahoodns.net
[98.138.112.35]:25 X=UNKNOWN:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no
DN="/C=US/ST=California/L=Sunnyvale/O=Yahoo Inc./OU=Information
Technology/CN=*.am0.yahoodns.net" C="250 ok dirdel" QT=11s DT=5s
2016-07-09 22:02:51 [2450] 1bM4z2-0000aK-1R mailrelay.tab.com.my
[202.188.95.55]:25 Connection timed out
2016-07-09 22:02:51 [2444] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (110): Connection timed out
2016-07-09 22:07:25 [2668] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (-53): retry time not reached for any
host
2016-07-09 22:44:09 [3190] 1bM4z2-0000aK-1R mailrelay.tab.com.my
[202.188.95.55]:25 Connection timed out
2016-07-09 22:44:09 [3189] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (110): Connection timed out
2016-07-09 23:18:58 [5210] 1bM4z2-0000aK-1R mailrelay.tab.com.my
[202.188.95.55]:25 Connection timed out
2016-07-09 23:18:58 [5209] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (110): Connection timed out
2016-07-09 23:44:40 [5472] 1bM4z2-0000aK-1R mailrelay.tab.com.my
[202.188.95.55]:25 Connection timed out
2016-07-09 23:44:40 [5471] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (110): Connection timed out
2016-07-10 00:30:50 [6963] 1bM4z2-0000aK-1R mailrelay.tab.com.my
[202.188.95.55]:25 Connection timed out
2016-07-10 00:30:50 [6962] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (110): Connection timed out
2016-07-10 00:42:08 [7311] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (-53): retry time not reached for any
host
2016-07-10 01:25:13 [9147] 1bM4z2-0000aK-1R == [email protected]
R=dnslookup T=remote_smtp defer (-53): retry time not reached for any
host
2016-07-10 01:47:06 [9578] 1bM4z2-0000aK-1R failed to expand "${lookup
mysql {SELECT domain FROM user WHERE domain='${quote_mysql:$domain}'
UNION SELECT domain FROM alias WHERE domain='${quote_mysql:$domain}'
UNION SELECT domain FROM catchall WHERE
domain='${quote_mysql:$domain}'}}" while checking a list: lookup of
"SELECT domain FROM user WHERE domain='tm.net.my' UNION SELECT domain
FROM alias WHERE domain='tm.net.my' UNION SELECT domain FROM catchall
WHERE domain='tm.net.my'" gave DEFER: MYSQL connection failed: Can't
connect to local MySQL server through socket '/run/mysqld/mysqld.sock'
(2 "No such file or directory")
2016-07-10 01:47:06 [9578] 1bM4z2-0000aK-1R == [email protected]
R=uservacation defer (-1): domains check lookup or other defer
2016-07-10 01:47:23 [9742] 1bM4z2-0000aK-1R == [email protected]
routing defer (-51): retry time not reached
2016-07-10 01:47:24 [9801] cwd=/home/admin 68 args: exim -Mrm
1bM4z2-0000aK-1R 1bM51q-0000fL-1B 1bM52c-0000fL-AK 1bM52l-0000fL-Mn
1bM52v-0000fL-4U 1bM56n-0000hM-8O 1bM56r-0000hM-UJ 1bM575-0000hM-Hi
1bM5TM-0000li-AB 1bM5TS-0000li-Ra 1bM5Yq-0000mp-Gt 1bM5d4-0000pM-Jt
1bM5l8-0000qH-SC 1bM5lE-0000qH-Oq 1bM5lQ-0000qH-Gy 1bM5lT-0000qH-Kj
1bM5ld-0000qH-FR 1bM5mA-0000se-IN 1bM5mH-0000se-Jy 1bM5mP-0000se-65
1bM68I-0001Eg-Sw 1bM68x-0001Eg-ID 1bM6Xu-0001Pi-OD 1bM6ba-0001QJ-I8
1bM6bk-0001QJ-Om 1bM6bs-0001QJ-AT 1bM6bz-0001QJ-AL 1bM6c4-0001QJ-P4
1bM6cD-0001QJ-1b 1bM6oE-0001Si-IX 1bM6oR-0001Si-23 1bM6oX-0001Si-GL
1bM6yf-0001e4-Mf 1bM6yp-0001e4-TJ 1bM71Z-0001g8-2B 1bM71g-0001g8-Qm
1bM71o-0001g8-6z 1bM71t-0001g8-9L 1bM75g-0001jI-B6 1bM75t-0001jI-7W
1bM75z-0001jI-I3 1bM7Ki-0001pf-6t 1bM7Kv-0001pf-6e 1bM7L8-0001pn-Mk
1bM7dj-0001vg-2a 1bM7e1-0001vg-3w 1bM7e6-0001vg-TP 1bM7hP-0001xz-VL
1bM7kZ-00020e-19 1bM7kf-00020e-AH 1bM7kn-00020e-0G 1bM7ks-00020e-6h
1bM7ky-00020e-8q 1bM7l2-00020e-Or 1bM7l7-00020e-Ay 1bM7lC-00020e-8N
1bM7lI-00020e-6R 1bM7lN-00020e-Eh 1bM7qH-0002Bu-Mm 1bM7qY-0002Bu-IK
1bM8E9-0002OG-0J 1bM8EB-0002OG-HP 1bM8EE-0002OG-0j 1bM8EG-0002OG-GX
1bM8EI-0002OG-W7 1bM8EQ-0002OG-GW
2016-07-10 01:47:24 [9801] 1bM4z2-0000aK-1R removed by root
2016-07-10 01:47:24 [9801] 1bM4z2-0000aK-1R Completed


any help would be greatly appreciated

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