Jul 21 14:20:49 NG-HHDC-SVS-001 sshd[29147]: Invalid user no from 175.24.46.107
...

Jul 21 08:35:28 server sshd[54759]: Failed password for invalid user samir from 103.122.168.130 port 40196 ssh2
Jul 21 08:40:51 server sshd[56877]: Failed password for invalid user user from 103.122.168.130 port 52476 ssh2
Jul 21 08:46:12 server sshd[58886]: Failed password for invalid user sum from 103.122.168.130 port 36510 ssh2

Jul 21 03:50:30 our-server-hostname sshd[6216]: Invalid user aa from 61.221.64.6
Jul 21 03:50:30 our-server-hostname sshd[6216]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61-221-64-6.hinet-ip.hinet.net 
Jul 21 03:50:32 our-server-hostname sshd[6216]: Failed password for invalid user aa from 61.221.64.6 port 48532 ssh2
Jul 21 04:05:03 our-server-hostname sshd[8324]: Invalid user millard from 61.221.64.6
Jul 21 04:05:03 our-server-hostname sshd[8324]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61-221-64-6.hinet-ip.hinet.net 
Jul 21 04:05:04 our-server-hostname sshd[8324]: Failed password for invalid user millard from 61.221.64.6 port 48784 ssh2
Jul 21 04:09:31 our-server-hostname sshd[9019]: Invalid user uos from 61.221.64.6
Jul 21 04:09:31 our-server-hostname sshd[9019]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61-221-64-6.hinet-ip.hin........
-------------------------------

Jul 20 19:49:14 php1 sshd\[2123\]: Invalid user steam from 178.128.218.56
Jul 20 19:49:14 php1 sshd\[2123\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.218.56
Jul 20 19:49:16 php1 sshd\[2123\]: Failed password for invalid user steam from 178.128.218.56 port 54856 ssh2
Jul 20 19:55:19 php1 sshd\[2677\]: Invalid user xiaomei from 178.128.218.56
Jul 20 19:55:19 php1 sshd\[2677\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.218.56

2020/07/21 06:17:00 [error] 20617#20617: *10469821 open() "/usr/share/nginx/html/cgi-bin/php" failed (2: No such file or directory), client: 128.31.0.13, server: _, request: "POST /cgi-bin/php?%2D%64+%61%6C%6C%6F%77%5F%75%72%6C%5F%69%6E%63%6C%75%64%65%3D%6F%6E+%2D%64+%73%61%66%65%5F%6D%6F%64%65%3D%6F%66%66+%2D%64+%73%75%68%6F%73%69%6E%2E%73%69%6D%75%6C%61%74%69%6F%6E%3D%6F%6E+%2D%64+%64%69%73%61%62%6C%65%5F%66%75%6E%63%74%69%6F%6E%73%3D%22%22+%2D%64+%6F%70%65%6E%5F%62%61%73%65%64%69%72%3D%6E%6F%6E%65+%2D%64+%61%75%74%6F%5F%70%72%65%70%65%6E%64%5F%66%69%6C%65%3D%70%68%70%3A%2F%2F%69%6E%70%75%74+%2D%64+%63%67%69%2E%66%6F%72%63%65%5F%72%65%64%69%72%65%63%74%3D%30+%2D%64+%63%67%69%2E%72%65%64%69%72%65%63%74%5F%73%74%61%74%75%73%5F%65%6E%76%3D%30+%2D%6E HTTP/1.1", host: "waldatmen.com"
2020/07/21 06:17:00 [error] 20617#20617: *10469821 open() "/usr/share/nginx/html/cgi-bin/php4" failed (2: No such file or directory), client: 128.31.0.13, server: _, request: "POST /cgi-bin/php4?%2D%64+%61%6C%6C%6F%77%5F%75%72%6C%5

2020-07-21T11:17:32.164655lavrinenko.info dovecot[5494]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=93.174.93.25, lip=95.216.137.45
2020-07-21T11:38:40.314760lavrinenko.info dovecot[5494]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=93.174.93.25, lip=95.216.137.45
...

Jul 21 06:09:29 haigwepa sshd[24052]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.240.225.205 
Jul 21 06:09:31 haigwepa sshd[24052]: Failed password for invalid user malcom from 189.240.225.205 port 36656 ssh2
...

104.248.235.6 - - [20/Jul/2020:21:53:28 -0600] "GET /wp-login.php HTTP/1.1" 303 433 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...

(sshd) Failed SSH login from 103.122.32.99 (ID/Indonesia/-): 5 in the last 3600 secs

2020-07-21T08:18:58.931012shield sshd\[25920\]: Invalid user zxincsap from 47.180.212.134 port 44821
2020-07-21T08:18:58.940909shield sshd\[25920\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=47.180.212.134
2020-07-21T08:19:01.355611shield sshd\[25920\]: Failed password for invalid user zxincsap from 47.180.212.134 port 44821 ssh2
2020-07-21T08:23:09.969927shield sshd\[26466\]: Invalid user oksana from 47.180.212.134 port 51649
2020-07-21T08:23:09.979208shield sshd\[26466\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=47.180.212.134

$f2bV_matches

Unauthorized connection attempt detected from IP address 185.220.100.242 to port 80

Jul 20 08:31:42 Tower sshd[6083]: refused connect from 49.233.182.205 (49.233.182.205)
Jul 21 03:00:19 Tower sshd[6083]: Connection from 14.23.81.42 port 57762 on 192.168.10.220 port 22 rdomain ""
Jul 21 03:00:22 Tower sshd[6083]: Invalid user webmaster from 14.23.81.42 port 57762
Jul 21 03:00:22 Tower sshd[6083]: error: Could not get shadow information for NOUSER
Jul 21 03:00:22 Tower sshd[6083]: Failed password for invalid user webmaster from 14.23.81.42 port 57762 ssh2
Jul 21 03:00:23 Tower sshd[6083]: Received disconnect from 14.23.81.42 port 57762:11: Bye Bye [preauth]
Jul 21 03:00:23 Tower sshd[6083]: Disconnected from invalid user webmaster 14.23.81.42 port 57762 [preauth]

Telnet/23 MH Probe, Scan, BF, Hack -

Jul 21 10:28:26 debian-2gb-nbg1-2 kernel: \[17578642.271563\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=80.82.77.240 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=31706 PROTO=TCP SPT=64344 DPT=110 WINDOW=1024 RES=0x00 SYN URGP=0