Sep 26 01:52:08 dcd-gentoo sshd[1478]: User root from 218.92.0.190 not allowed because none of user's groups are listed in AllowGroups
Sep 26 01:52:10 dcd-gentoo sshd[1478]: error: PAM: Authentication failure for illegal user root from 218.92.0.190
Sep 26 01:52:08 dcd-gentoo sshd[1478]: User root from 218.92.0.190 not allowed because none of user's groups are listed in AllowGroups
Sep 26 01:52:10 dcd-gentoo sshd[1478]: error: PAM: Authentication failure for illegal user root from 218.92.0.190
Sep 26 01:52:08 dcd-gentoo sshd[1478]: User root from 218.92.0.190 not allowed because none of user's groups are listed in AllowGroups
Sep 26 01:52:10 dcd-gentoo sshd[1478]: error: PAM: Authentication failure for illegal user root from 218.92.0.190
Sep 26 01:52:10 dcd-gentoo sshd[1478]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.190 port 41612 ssh2
...

Sep 25 14:00:51 web1 sshd\[12938\]: Invalid user xb from 43.227.68.60
Sep 25 14:00:51 web1 sshd\[12938\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.227.68.60
Sep 25 14:00:54 web1 sshd\[12938\]: Failed password for invalid user xb from 43.227.68.60 port 43534 ssh2
Sep 25 14:04:47 web1 sshd\[13278\]: Invalid user alex from 43.227.68.60
Sep 25 14:04:47 web1 sshd\[13278\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.227.68.60

Sep 25 19:39:44 xtremcommunity sshd\[1615\]: Invalid user cashier from 125.71.232.107 port 27240
Sep 25 19:39:44 xtremcommunity sshd\[1615\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.71.232.107
Sep 25 19:39:46 xtremcommunity sshd\[1615\]: Failed password for invalid user cashier from 125.71.232.107 port 27240 ssh2
Sep 25 19:44:58 xtremcommunity sshd\[1683\]: Invalid user sinus from 125.71.232.107 port 40170
Sep 25 19:44:58 xtremcommunity sshd\[1683\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.71.232.107
...

SIP Server BruteForce Attack

Automatic report - Port Scan Attack

Sep 26 01:51:47 relay dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.78.85, lip=176.9.177.164, session=\
Sep 26 02:03:23 relay dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.78.85, lip=176.9.177.164, session=\<7TVif2mTZkJQUk5V\>
Sep 26 02:06:44 relay dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.78.85, lip=176.9.177.164, session=\
Sep 26 02:08:42 relay dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.78.85, lip=176.9.177.164, session=\
Sep 26 02:09:43 relay dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.78.85, lip=176.9.
...

2019-09-26T02:13:43.378789lon01.zurich-datacenter.net sshd\[780\]: Invalid user alex from 132.145.170.174 port 10985
2019-09-26T02:13:43.386541lon01.zurich-datacenter.net sshd\[780\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.145.170.174
2019-09-26T02:13:45.473181lon01.zurich-datacenter.net sshd\[780\]: Failed password for invalid user alex from 132.145.170.174 port 10985 ssh2
2019-09-26T02:18:58.298074lon01.zurich-datacenter.net sshd\[877\]: Invalid user israel from 132.145.170.174 port 51246
2019-09-26T02:18:58.304248lon01.zurich-datacenter.net sshd\[877\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.145.170.174
...

\[2019-09-25 19:41:08\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '149.202.223.136:63448' - Wrong password
\[2019-09-25 19:41:08\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T19:41:08.235-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="434567",SessionID="0x7f9b34331198",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/149.202.223.136/63448",Challenge="404891c8",ReceivedChallenge="404891c8",ReceivedHash="3308e197c445cc915d97ab045bb2d42e"
\[2019-09-25 19:41:23\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '149.202.223.136:55137' - Wrong password
\[2019-09-25 19:41:23\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T19:41:23.059-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="45640",SessionID="0x7f9b34054748",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/149.202.223.136/5

Sep 25 14:05:03 friendsofhawaii sshd\[30580\]: Invalid user clamav from 180.250.140.74
Sep 25 14:05:03 friendsofhawaii sshd\[30580\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.250.140.74
Sep 25 14:05:05 friendsofhawaii sshd\[30580\]: Failed password for invalid user clamav from 180.250.140.74 port 48550 ssh2
Sep 25 14:10:45 friendsofhawaii sshd\[31114\]: Invalid user surf from 180.250.140.74
Sep 25 14:10:45 friendsofhawaii sshd\[31114\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.250.140.74

Sep 26 01:22:48 relay postfix/smtpd\[12300\]: warning: unknown\[185.211.245.198\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 26 01:23:02 relay postfix/smtpd\[23779\]: warning: unknown\[185.211.245.198\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 26 01:23:22 relay postfix/smtpd\[12300\]: warning: unknown\[185.211.245.198\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 26 01:23:45 relay postfix/smtpd\[12300\]: warning: unknown\[185.211.245.198\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 26 01:36:41 relay postfix/smtpd\[15463\]: warning: unknown\[185.211.245.198\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

Chat Spam

Sep 25 22:44:01 mail sshd\[22012\]: Failed password for invalid user amanda from 62.234.144.135 port 51452 ssh2
Sep 25 22:47:57 mail sshd\[22412\]: Invalid user steve from 62.234.144.135 port 32970
Sep 25 22:47:57 mail sshd\[22412\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.144.135
Sep 25 22:47:59 mail sshd\[22412\]: Failed password for invalid user steve from 62.234.144.135 port 32970 ssh2
Sep 25 22:51:58 mail sshd\[22716\]: Invalid user sh from 62.234.144.135 port 42712

Sep 25 13:52:01 kapalua sshd\[28609\]: Invalid user nk from 139.170.149.161
Sep 25 13:52:01 kapalua sshd\[28609\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.170.149.161
Sep 25 13:52:03 kapalua sshd\[28609\]: Failed password for invalid user nk from 139.170.149.161 port 58382 ssh2
Sep 25 13:57:08 kapalua sshd\[28990\]: Invalid user ncs from 139.170.149.161
Sep 25 13:57:08 kapalua sshd\[28990\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.170.149.161

Sep 26 02:01:37 andromeda postfix/smtpd\[12900\]: warning: unknown\[45.142.195.5\]: SASL LOGIN authentication failed: authentication failure
Sep 26 02:01:44 andromeda postfix/smtpd\[17035\]: warning: unknown\[45.142.195.5\]: SASL LOGIN authentication failed: authentication failure
Sep 26 02:02:23 andromeda postfix/smtpd\[17035\]: warning: unknown\[45.142.195.5\]: SASL LOGIN authentication failed: authentication failure
Sep 26 02:02:30 andromeda postfix/smtpd\[12900\]: warning: unknown\[45.142.195.5\]: SASL LOGIN authentication failed: authentication failure
Sep 26 02:02:37 andromeda postfix/smtpd\[12214\]: warning: unknown\[45.142.195.5\]: SASL LOGIN authentication failed: authentication failure

Chat Spam