2020-02-23T05:57:45.724528  sshd[24692]: Invalid user kafka from 106.38.33.70 port 58044
2020-02-23T05:57:45.737717  sshd[24692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.38.33.70
2020-02-23T05:57:45.724528  sshd[24692]: Invalid user kafka from 106.38.33.70 port 58044
2020-02-23T05:57:48.005847  sshd[24692]: Failed password for invalid user kafka from 106.38.33.70 port 58044 ssh2
...

Unauthorized connection attempt detected from IP address 42.117.247.167 to port 23 [J]

Feb 23 06:33:25 MK-Soft-Root2 sshd[21082]: Failed password for root from 222.186.30.209 port 41461 ssh2
Feb 23 06:33:28 MK-Soft-Root2 sshd[21082]: Failed password for root from 222.186.30.209 port 41461 ssh2
...

Feb 23 06:38:10 silence02 sshd[4341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.34.167
Feb 23 06:38:12 silence02 sshd[4341]: Failed password for invalid user factorio from 117.50.34.167 port 46340 ssh2
Feb 23 06:41:32 silence02 sshd[4588]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.34.167

Feb 22 19:21:58 php1 sshd\[26365\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.221.124.62  user=root
Feb 22 19:22:00 php1 sshd\[26365\]: Failed password for root from 91.221.124.62 port 35182 ssh2
Feb 22 19:25:43 php1 sshd\[26674\]: Invalid user temp from 91.221.124.62
Feb 22 19:25:43 php1 sshd\[26674\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.221.124.62
Feb 22 19:25:45 php1 sshd\[26674\]: Failed password for invalid user temp from 91.221.124.62 port 37262 ssh2

[2020-02-23 00:39:05] NOTICE[1148] chan_sip.c: Registration from '' failed for '52.170.252.155:51413' - Wrong password
[2020-02-23 00:39:05] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-23T00:39:05.723-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="107",SessionID="0x7fd82c4c0778",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/52.170.252.155/51413",Challenge="64e25eb0",ReceivedChallenge="64e25eb0",ReceivedHash="4b25f6a718edac4f24192aa8105e29ec"
[2020-02-23 00:39:35] NOTICE[1148] chan_sip.c: Registration from '' failed for '52.170.252.155:59034' - Wrong password
[2020-02-23 00:39:35] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-23T00:39:35.017-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="108",SessionID="0x7fd82c9bc688",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/52.170.252.155
...

Feb 23 13:12:57 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:01 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:04 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:04 bacztwo sshd[16252]: Failed keyboard-interactive/pam for root from 112.85.42.180 port 6282 ssh2
Feb 23 13:12:55 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:12:57 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:01 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:04 bacztwo sshd[16252]: error: PAM: Authentication failure for root from 112.85.42.180
Feb 23 13:13:04 bacztwo sshd[16252]: Failed keyboard-interactive/pam for root from 112.85.42.180 port 6282 ssh2
Feb 23 13:13:06 bacztwo sshd[16252]: error: PAM: Authentication failure for 
...

Feb 23 05:56:55 debian-2gb-nbg1-2 kernel: \[4693019.037095\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=192.64.112.32 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=238 ID=4933 PROTO=TCP SPT=32767 DPT=8545 WINDOW=1024 RES=0x00 SYN URGP=0

Unauthorized connection attempt detected from IP address 68.183.181.7 to port 2220 [J]

Feb 22 19:21:07 auw2 sshd\[30911\]: Invalid user 1234 from 146.168.2.84
Feb 22 19:21:07 auw2 sshd\[30911\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static-146-168-2-84.nh.cpe.atlanticbb.net
Feb 22 19:21:09 auw2 sshd\[30911\]: Failed password for invalid user 1234 from 146.168.2.84 port 49248 ssh2
Feb 22 19:23:50 auw2 sshd\[31113\]: Invalid user mirc from 146.168.2.84
Feb 22 19:23:50 auw2 sshd\[31113\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static-146-168-2-84.nh.cpe.atlanticbb.net

Unauthorized connection attempt detected from IP address 94.209.140.142 to port 2220 [J]

Feb 23 06:10:36 markkoudstaal sshd[13273]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.169.14
Feb 23 06:10:39 markkoudstaal sshd[13273]: Failed password for invalid user student from 148.70.169.14 port 33138 ssh2
Feb 23 06:13:59 markkoudstaal sshd[13829]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.169.14

Feb 23 06:24:31 silence02 sshd[3274]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.74.124.92
Feb 23 06:24:33 silence02 sshd[3274]: Failed password for invalid user fabian from 103.74.124.92 port 41430 ssh2
Feb 23 06:27:38 silence02 sshd[3521]: Failed password for root from 103.74.124.92 port 53984 ssh2

Feb 23 00:21:36 NPSTNNYC01T sshd[29184]: Failed password for root from 79.157.219.48 port 38822 ssh2
Feb 23 00:23:15 NPSTNNYC01T sshd[29251]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.157.219.48
Feb 23 00:23:17 NPSTNNYC01T sshd[29251]: Failed password for invalid user rahul from 79.157.219.48 port 45487 ssh2
...

$f2bV_matches