Jul 12 09:28:38 debian-2gb-nbg1-2 kernel: \[16797498.546925\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=168.228.188.2 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=240 ID=60937 PROTO=TCP SPT=57658 DPT=25270 WINDOW=1024 RES=0x00 SYN URGP=0

2020-07-12T08:45:16.756459amanda2.illicoweb.com sshd\[42748\]: Invalid user mailman from 200.70.56.204 port 35280
2020-07-12T08:45:16.758972amanda2.illicoweb.com sshd\[42748\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.70.56.204
2020-07-12T08:45:18.763030amanda2.illicoweb.com sshd\[42748\]: Failed password for invalid user mailman from 200.70.56.204 port 35280 ssh2
2020-07-12T08:54:18.494729amanda2.illicoweb.com sshd\[43339\]: Invalid user siva from 200.70.56.204 port 36994
2020-07-12T08:54:18.498507amanda2.illicoweb.com sshd\[43339\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.70.56.204
...

Jul 12 07:22:25 OPSO sshd\[13409\]: Invalid user tawnya from 177.189.161.224 port 59404
Jul 12 07:22:25 OPSO sshd\[13409\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.189.161.224
Jul 12 07:22:26 OPSO sshd\[13409\]: Failed password for invalid user tawnya from 177.189.161.224 port 59404 ssh2
Jul 12 07:27:08 OPSO sshd\[13882\]: Invalid user svn-user from 177.189.161.224 port 50126
Jul 12 07:27:08 OPSO sshd\[13882\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.189.161.224

Jul 12 07:09:50 marvibiene sshd[7008]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.254.203.205  user=sys
Jul 12 07:09:52 marvibiene sshd[7008]: Failed password for sys from 51.254.203.205 port 39370 ssh2
Jul 12 07:18:55 marvibiene sshd[7118]: Invalid user adminvps from 51.254.203.205 port 36778
...

Jul 11 19:19:45 web9 sshd\[3052\]: Invalid user user from 221.6.105.62
Jul 11 19:19:45 web9 sshd\[3052\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.6.105.62
Jul 11 19:19:47 web9 sshd\[3052\]: Failed password for invalid user user from 221.6.105.62 port 44936 ssh2
Jul 11 19:21:57 web9 sshd\[3771\]: Invalid user kureyon from 221.6.105.62
Jul 11 19:21:57 web9 sshd\[3771\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.6.105.62

Jul 12 08:44:01 debian-2gb-nbg1-2 kernel: \[16794821.826903\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=45.141.84.110 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=45963 PROTO=TCP SPT=57293 DPT=7358 WINDOW=1024 RES=0x00 SYN URGP=0

2020-07-12T12:29:13.716653billing sshd[10732]: Invalid user woo from 14.18.190.5 port 35056
2020-07-12T12:29:15.971013billing sshd[10732]: Failed password for invalid user woo from 14.18.190.5 port 35056 ssh2
2020-07-12T12:38:56.783587billing sshd[32663]: Invalid user luocongjian from 14.18.190.5 port 53724
...

2020-07-11T23:31:09.5960431495-001 sshd[45188]: Invalid user barake from 218.29.188.139 port 35624
2020-07-11T23:31:12.0106961495-001 sshd[45188]: Failed password for invalid user barake from 218.29.188.139 port 35624 ssh2
2020-07-11T23:32:13.7851481495-001 sshd[45212]: Invalid user mitzu from 218.29.188.139 port 44810
2020-07-11T23:32:13.7881631495-001 sshd[45212]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.29.188.139
2020-07-11T23:32:13.7851481495-001 sshd[45212]: Invalid user mitzu from 218.29.188.139 port 44810
2020-07-11T23:32:15.3167881495-001 sshd[45212]: Failed password for invalid user mitzu from 218.29.188.139 port 44810 ssh2
...

\[Jul 12 17:14:00\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"610" \' failed for '103.145.12.176:5212' - Wrong password
\[Jul 12 17:14:01\] NOTICE\[31025\] chan_sip.c: Registration from '"6
...

$f2bV_matches

Connection to SSH Honeypot - Detected by HoneypotDB

Jul 12 07:40:52 PorscheCustomer sshd[19722]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.204.26
Jul 12 07:40:55 PorscheCustomer sshd[19722]: Failed password for invalid user liuyufei from 128.199.204.26 port 52056 ssh2
Jul 12 07:43:12 PorscheCustomer sshd[19789]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.204.26
...

Jul 12 09:17:39 sip sshd[911195]: Invalid user physics from 123.207.92.183 port 54170
Jul 12 09:17:41 sip sshd[911195]: Failed password for invalid user physics from 123.207.92.183 port 54170 ssh2
Jul 12 09:20:39 sip sshd[911211]: Invalid user simon from 123.207.92.183 port 33538
...

2020-07-12T10:28:03.791262afi-git.jinr.ru sshd[6287]: Failed password for root from 222.186.175.163 port 9028 ssh2
2020-07-12T10:28:07.404371afi-git.jinr.ru sshd[6287]: Failed password for root from 222.186.175.163 port 9028 ssh2
2020-07-12T10:28:10.097151afi-git.jinr.ru sshd[6287]: Failed password for root from 222.186.175.163 port 9028 ssh2
2020-07-12T10:28:10.097297afi-git.jinr.ru sshd[6287]: error: maximum authentication attempts exceeded for root from 222.186.175.163 port 9028 ssh2 [preauth]
2020-07-12T10:28:10.097311afi-git.jinr.ru sshd[6287]: Disconnecting: Too many authentication failures [preauth]
...

Port probing on unauthorized port 23