May 21 05:05:32 combo sshd[25111]: Failed password for root from 222.186.180.6 port 38804 ssh2
May 21 05:05:35 combo sshd[25111]: Failed password for root from 222.186.180.6 port 38804 ssh2
May 21 05:05:39 combo sshd[25111]: Failed password for root from 222.186.180.6 port 38804 ssh2
...

2020-05-21T01:58:27.809911v22018076590370373 sshd[591]: Invalid user don from 5.206.45.110 port 36620
2020-05-21T01:58:27.815752v22018076590370373 sshd[591]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.206.45.110
2020-05-21T01:58:27.809911v22018076590370373 sshd[591]: Invalid user don from 5.206.45.110 port 36620
2020-05-21T01:58:29.701924v22018076590370373 sshd[591]: Failed password for invalid user don from 5.206.45.110 port 36620 ssh2
2020-05-21T02:03:38.043749v22018076590370373 sshd[18751]: Invalid user aqy from 5.206.45.110 port 34212
...

" "

May 21 03:56:02 ip-172-31-61-156 sshd[16492]: Failed password for invalid user cabel from 182.253.68.122 port 57976 ssh2
May 21 03:55:59 ip-172-31-61-156 sshd[16492]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.253.68.122
May 21 03:55:59 ip-172-31-61-156 sshd[16492]: Invalid user cabel from 182.253.68.122
May 21 03:56:02 ip-172-31-61-156 sshd[16492]: Failed password for invalid user cabel from 182.253.68.122 port 57976 ssh2
May 21 03:59:50 ip-172-31-61-156 sshd[16719]: Invalid user xbp from 182.253.68.122
...

Fail2Ban Ban Triggered

134.122.120.74 - - [21/May/2020:06:00:10 +0200] "GET /wp-login.php HTTP/1.1" 200 6042 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
134.122.120.74 - - [21/May/2020:06:00:16 +0200] "POST /wp-login.php HTTP/1.1" 200 6293 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
134.122.120.74 - - [21/May/2020:06:00:18 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

May 21 10:59:42 webhost01 sshd[29060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.81.59
May 21 10:59:44 webhost01 sshd[29060]: Failed password for invalid user flz from 123.206.81.59 port 58972 ssh2
...

trying to access non-authorized port

May 21 05:58:54 ArkNodeAT sshd\[27332\]: Invalid user tba from 203.59.131.201
May 21 05:58:54 ArkNodeAT sshd\[27332\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.59.131.201
May 21 05:58:57 ArkNodeAT sshd\[27332\]: Failed password for invalid user tba from 203.59.131.201 port 41668 ssh2

May 21 05:58:54 nextcloud sshd\[32081\]: Invalid user cdn from 106.12.92.246
May 21 05:58:54 nextcloud sshd\[32081\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.92.246
May 21 05:58:57 nextcloud sshd\[32081\]: Failed password for invalid user cdn from 106.12.92.246 port 60970 ssh2

2020-05-21T03:55:34.144648abusebot-2.cloudsearch.cf sshd[3179]: Invalid user wjf from 114.121.248.250 port 54160
2020-05-21T03:55:34.151007abusebot-2.cloudsearch.cf sshd[3179]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.121.248.250
2020-05-21T03:55:34.144648abusebot-2.cloudsearch.cf sshd[3179]: Invalid user wjf from 114.121.248.250 port 54160
2020-05-21T03:55:36.822259abusebot-2.cloudsearch.cf sshd[3179]: Failed password for invalid user wjf from 114.121.248.250 port 54160 ssh2
2020-05-21T03:59:36.971123abusebot-2.cloudsearch.cf sshd[3364]: Invalid user mub from 114.121.248.250 port 34374
2020-05-21T03:59:36.977077abusebot-2.cloudsearch.cf sshd[3364]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.121.248.250
2020-05-21T03:59:36.971123abusebot-2.cloudsearch.cf sshd[3364]: Invalid user mub from 114.121.248.250 port 34374
2020-05-21T03:59:39.537775abusebot-2.cloudsearch.cf sshd[3364]: Failed pas
...

May 21 13:59:12 localhost sshd[635210]: Invalid user doongle from 37.187.100.50 port 50686
...

May 21 05:51:52 Ubuntu-1404-trusty-64-minimal sshd\[994\]: Invalid user cjc from 114.80.94.228
May 21 05:51:52 Ubuntu-1404-trusty-64-minimal sshd\[994\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.80.94.228
May 21 05:51:54 Ubuntu-1404-trusty-64-minimal sshd\[994\]: Failed password for invalid user cjc from 114.80.94.228 port 10523 ssh2
May 21 06:12:54 Ubuntu-1404-trusty-64-minimal sshd\[15595\]: Invalid user wqz from 114.80.94.228
May 21 06:12:54 Ubuntu-1404-trusty-64-minimal sshd\[15595\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.80.94.228

[2020-05-20 23:55:48] NOTICE[1157] chan_sip.c: Registration from '' failed for '5.39.71.23:55620' - Wrong password
[2020-05-20 23:55:48] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-20T23:55:48.080-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3422",SessionID="0x7f5f10385c48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/5.39.71.23/55620",Challenge="3b889916",ReceivedChallenge="3b889916",ReceivedHash="30e7d6af439fe86265095df00f68408e"
[2020-05-20 23:59:32] NOTICE[1157] chan_sip.c: Registration from '' failed for '5.39.71.23:62926' - Wrong password
[2020-05-20 23:59:32] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-20T23:59:32.614-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="2567",SessionID="0x7f5f1051dd08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/5.39.71.23/62926",Chal
...

(smtpauth) Failed SMTP AUTH login from 177.87.68.236 (BR/Brazil/ns68236.terres.net.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-05-21 08:29:12 plain authenticator failed for ([177.87.68.236]) [177.87.68.236]: 535 Incorrect authentication data (set_id=m.kamran)