[2020-06-19 08:17:55] NOTICE[1273] chan_sip.c: Registration from '"302" ' failed for '185.166.153.98:5177' - Wrong password
[2020-06-19 08:17:55] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-19T08:17:55.771-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="302",SessionID="0x7f31c018ea98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.166.153.98/5177",Challenge="504d1030",ReceivedChallenge="504d1030",ReceivedHash="2898e563b6b9560d72c7a7f8bad8e356"
[2020-06-19 08:17:55] NOTICE[1273] chan_sip.c: Registration from '"302" ' failed for '185.166.153.98:5177' - Wrong password
[2020-06-19 08:17:55] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-19T08:17:55.896-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="302",SessionID="0x7f31c01545c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.1
...

Jun 19 14:07:49 ns392434 sshd[20711]: Invalid user dayat from 49.235.120.203 port 44508
Jun 19 14:07:49 ns392434 sshd[20711]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.120.203
Jun 19 14:07:49 ns392434 sshd[20711]: Invalid user dayat from 49.235.120.203 port 44508
Jun 19 14:07:51 ns392434 sshd[20711]: Failed password for invalid user dayat from 49.235.120.203 port 44508 ssh2
Jun 19 14:14:37 ns392434 sshd[20906]: Invalid user centos from 49.235.120.203 port 51300
Jun 19 14:14:37 ns392434 sshd[20906]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.120.203
Jun 19 14:14:37 ns392434 sshd[20906]: Invalid user centos from 49.235.120.203 port 51300
Jun 19 14:14:39 ns392434 sshd[20906]: Failed password for invalid user centos from 49.235.120.203 port 51300 ssh2
Jun 19 14:17:37 ns392434 sshd[21004]: Invalid user uftp from 49.235.120.203 port 53518

Jun 19 14:32:56 vps339862 kernel: \[11788891.823599\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=91.240.118.27 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=36313 PROTO=TCP SPT=48713 DPT=65260 SEQ=1613413662 ACK=0 WINDOW=1024 RES=0x00 SYN URGP=0 
Jun 19 14:34:18 vps339862 kernel: \[11788973.973335\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=91.240.118.27 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=52757 PROTO=TCP SPT=48713 DPT=65101 SEQ=1186135667 ACK=0 WINDOW=1024 RES=0x00 SYN URGP=0 
Jun 19 14:36:25 vps339862 kernel: \[11789101.439014\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=91.240.118.27 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=30832 PROTO=TCP SPT=48713 DPT=65146 SEQ=2417117217 ACK=0 WINDOW=1024 RES=0x00 SYN URGP=0 
Jun 19 14:37:43 vps339862 kernel: \[11789178.738306\] \[iptables\] PORT DENIED: IN=eth0 OUT= M
...

$f2bV_matches

2020-06-19T14:14:02.942191sd-86998 sshd[12904]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.118.27  user=root
2020-06-19T14:14:04.369258sd-86998 sshd[12904]: Failed password for root from 128.199.118.27 port 56540 ssh2
2020-06-19T14:17:59.893011sd-86998 sshd[13267]: Invalid user amir from 128.199.118.27 port 57680
2020-06-19T14:17:59.899021sd-86998 sshd[13267]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.118.27
2020-06-19T14:17:59.893011sd-86998 sshd[13267]: Invalid user amir from 128.199.118.27 port 57680
2020-06-19T14:18:01.862448sd-86998 sshd[13267]: Failed password for invalid user amir from 128.199.118.27 port 57680 ssh2
...

Port probing on unauthorized port 445

1592569091 - 06/19/2020 14:18:11 Host: 223.206.225.99/223.206.225.99 Port: 445 TCP Blocked

Jun 19 13:18:01 ajax sshd[13324]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.197.161 
Jun 19 13:18:03 ajax sshd[13324]: Failed password for invalid user jobs from 128.199.197.161 port 33444 ssh2

Tried our host z.

Jun 19 12:23:50 vlre-nyc-1 sshd\[11846\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.83  user=root
Jun 19 12:23:53 vlre-nyc-1 sshd\[11846\]: Failed password for root from 222.186.31.83 port 35855 ssh2
Jun 19 12:23:55 vlre-nyc-1 sshd\[11846\]: Failed password for root from 222.186.31.83 port 35855 ssh2
Jun 19 12:24:30 vlre-nyc-1 sshd\[11863\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.83  user=root
Jun 19 12:24:32 vlre-nyc-1 sshd\[11863\]: Failed password for root from 222.186.31.83 port 57291 ssh2
...

Jun 19 13:16:52 server sshd[36690]: Failed publickey for root from 195.154.82.61 port 39308 ssh2: RSA SHA256:g9YNhKQ67XrOBqaxZCaYHNac/lMRrkBkEqm5OzVisE8
Jun 19 14:17:37 server sshd[21129]: User sshd from 195.154.82.61 not allowed because not listed in AllowUsers
Jun 19 14:17:39 server sshd[21129]: Failed password for invalid user sshd from 195.154.82.61 port 47110 ssh2

Unauthorized access or intrusion attempt detected from Thor banned IP

Unauthorized connection attempt from IP address 189.240.38.210 on Port 445(SMB)

Jun 19 12:29:01 localhost sshd[101059]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.231.166.197  user=root
Jun 19 12:29:02 localhost sshd[101059]: Failed password for root from 49.231.166.197 port 50868 ssh2
Jun 19 12:32:44 localhost sshd[101542]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.231.166.197  user=root
Jun 19 12:32:46 localhost sshd[101542]: Failed password for root from 49.231.166.197 port 51302 ssh2
Jun 19 12:36:34 localhost sshd[101949]: Invalid user ftpuser from 49.231.166.197 port 51746
...

Jun 19 09:33:13 ws19vmsma01 sshd[142252]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.93.39
Jun 19 09:33:15 ws19vmsma01 sshd[142252]: Failed password for invalid user user11 from 165.227.93.39 port 59658 ssh2
...