16224/tcp 28029/tcp 26292/tcp...
[2020-04-19/05-20]92pkt,32pt.(tcp)

May  9 23:08:19 srv01 sshd[20831]: Invalid user testftp from 195.231.4.203 port 47674
May  9 23:08:19 srv01 sshd[20831]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.203
May  9 23:08:19 srv01 sshd[20831]: Invalid user testftp from 195.231.4.203 port 47674
May  9 23:08:21 srv01 sshd[20831]: Failed password for invalid user testftp from 195.231.4.203 port 47674 ssh2
May  9 23:11:56 srv01 sshd[21104]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.203  user=postgres
May  9 23:11:58 srv01 sshd[21104]: Failed password for postgres from 195.231.4.203 port 58528 ssh2
...

May  9 02:26:06 haigwepa sshd[29125]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.203 
May  9 02:26:08 haigwepa sshd[29125]: Failed password for invalid user bni from 195.231.4.203 port 34522 ssh2
...

sshd

srv02 Mass scanning activity detected Target: 10208  ..

firewall-block, port(s): 10208/tcp

Apr 28 09:28:33 dev0-dcde-rnet sshd[21484]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.203
Apr 28 09:28:35 dev0-dcde-rnet sshd[21484]: Failed password for invalid user thomas from 195.231.4.203 port 38432 ssh2
Apr 28 09:44:38 dev0-dcde-rnet sshd[21640]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.203

" "

Port scan(s) denied

Attempted to connect 2 times to port 81 TCP

Feb  9 13:01:38 plusreed sshd[5094]: Invalid user hrn from 195.231.4.104
...

Unauthorized connection attempt detected from IP address 195.231.4.32 to port 81 [J]

Unauthorized connection attempt detected from IP address 195.231.4.32 to port 81 [J]

Jan 11 07:02:27 minden010 sshd[7652]: Failed password for root from 195.231.4.104 port 45248 ssh2
Jan 11 07:09:03 minden010 sshd[9645]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.104
Jan 11 07:09:05 minden010 sshd[9645]: Failed password for invalid user ivan from 195.231.4.104 port 60735 ssh2
...

Jan  1 14:01:50 hanapaa sshd\[8075\]: Invalid user deliva from 195.231.4.104
Jan  1 14:01:50 hanapaa sshd\[8075\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.104
Jan  1 14:01:52 hanapaa sshd\[8075\]: Failed password for invalid user deliva from 195.231.4.104 port 59971 ssh2
Jan  1 14:06:30 hanapaa sshd\[8434\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.104  user=root
Jan  1 14:06:32 hanapaa sshd\[8434\]: Failed password for root from 195.231.4.104 port 42389 ssh2

Dec 31 07:27:55 vmanager6029 sshd\[27772\]: Invalid user apetroaei from 195.231.4.104 port 51645
Dec 31 07:27:55 vmanager6029 sshd\[27772\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.104
Dec 31 07:27:58 vmanager6029 sshd\[27772\]: Failed password for invalid user apetroaei from 195.231.4.104 port 51645 ssh2

slow and persistent scanner

Dec 24 07:16:41 ws26vmsma01 sshd[105739]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.104
Dec 24 07:16:42 ws26vmsma01 sshd[105739]: Failed password for invalid user www from 195.231.4.104 port 33333 ssh2
...

Received: from inulogic.fr (unknown [195.231.4.149])
Subject: Activation du service CLE DIGITALE.
From: BNP PARIBAS 
Content-ID: 
X-ME-bounce-domain: orange.fr
X-ME-Entity: vlaX-Mailer: PHP
Message-Id: <20191008101102.AAB894497D@inulogic.fr>
https://teedin3d.com
Tel: 05 62 66 24 57
Geneviève Lacassagne : 06 70 34 50 79

spam shit from Italy

Jul  9 20:18:30 legacy sshd[22914]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.83
Jul  9 20:18:33 legacy sshd[22914]: Failed password for invalid user jed from 195.231.4.83 port 55786 ssh2
Jul  9 20:22:28 legacy sshd[23011]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.83
...

Jun 29 21:13:07 minden010 sshd[7762]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.83
Jun 29 21:13:09 minden010 sshd[7762]: Failed password for invalid user snake from 195.231.4.83 port 43184 ssh2
Jun 29 21:19:41 minden010 sshd[10118]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.83
...

Jun 29 04:31:08 work-partkepr sshd\[31240\]: Invalid user cron from 195.231.4.83 port 44313
Jun 29 04:31:08 work-partkepr sshd\[31240\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.231.4.83
...

Jun  1 17:53:43 server sshd[2393]: Failed none for root from 222.186.175.212 port 44936 ssh2
Jun  1 17:53:46 server sshd[2393]: Failed password for root from 222.186.175.212 port 44936 ssh2
Jun  1 17:53:49 server sshd[2393]: Failed password for root from 222.186.175.212 port 44936 ssh2

Jun  1 14:19:08 hostnameis sshd[53670]: Did not receive identification string from 70.37.59.249
Jun  1 14:25:46 hostnameis sshd[53707]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=70.37.59.249  user=r.r
Jun  1 14:25:48 hostnameis sshd[53707]: Failed password for r.r from 70.37.59.249 port 36464 ssh2
Jun  1 14:25:48 hostnameis sshd[53707]: Received disconnect from 70.37.59.249: 11: Bye Bye [preauth]
Jun  1 14:32:53 hostnameis sshd[53713]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=70.37.59.249  user=r.r
Jun  1 14:32:55 hostnameis sshd[53713]: Failed password for r.r from 70.37.59.249 port 59880 ssh2
Jun  1 14:32:55 hostnameis sshd[53713]: Received disconnect from 70.37.59.249: 11: Bye Bye [preauth]
Jun  1 14:40:01 hostnameis sshd[53757]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=70.37.59.249  user=r.r
Jun  1 14:40:03 hostnameis sshd[53757]........
------------------------------

Jun  1 11:19:43 firewall sshd[3914]: Failed password for root from 212.129.27.121 port 37022 ssh2
Jun  1 11:23:22 firewall sshd[4045]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.27.121  user=root
Jun  1 11:23:24 firewall sshd[4045]: Failed password for root from 212.129.27.121 port 41168 ssh2
...

(mod_security) mod_security (id:210492) triggered by 51.75.91.203 (DE/Germany/-): 5 in the last 3600 secs

Jun  1 21:09:50 itv-usvr-02 sshd[2710]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.241.120.214  user=root
Jun  1 21:12:54 itv-usvr-02 sshd[2790]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.241.120.214  user=root
Jun  1 21:16:03 itv-usvr-02 sshd[2878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.241.120.214  user=root

2019-10-24 07:45:04 1iNVvj-00085x-VG SMTP connection from \(\[1.22.179.29\]\) \[1.22.179.29\]:23390 I=\[193.107.90.29\]:25 closed by DROP in ACL
2019-10-24 07:45:30 1iNVw9-00086U-J0 SMTP connection from \(\[1.22.179.29\]\) \[1.22.179.29\]:23587 I=\[193.107.90.29\]:25 closed by DROP in ACL
2019-10-24 07:45:42 1iNVwL-00086e-HO SMTP connection from \(\[1.22.179.29\]\) \[1.22.179.29\]:23685 I=\[193.107.90.29\]:25 closed by DROP in ACL
...

Email Spoofing

Fail2Ban Ban Triggered

May 31 17:08:26 host2 sshd[19992]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.243.62.67  user=r.r
May 31 17:08:27 host2 sshd[19992]: Failed password for r.r from 52.243.62.67 port 48964 ssh2
May 31 17:08:28 host2 sshd[19992]: Received disconnect from 52.243.62.67: 11: Bye Bye [preauth]
May 31 17:24:15 host2 sshd[9980]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.243.62.67  user=r.r
May 31 17:24:17 host2 sshd[9980]: Failed password for r.r from 52.243.62.67 port 47656 ssh2
May 31 17:24:17 host2 sshd[9980]: Received disconnect from 52.243.62.67: 11: Bye Bye [preauth]
May 31 17:27:32 host2 sshd[21471]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.243.62.67  user=r.r
May 31 17:27:34 host2 sshd[21471]: Failed password for r.r from 52.243.62.67 port 47672 ssh2
May 31 17:27:34 host2 sshd[21471]: Received disconnect from 52.243.62.67: 11: ........
-------------------------------

Jun  1 17:55:55 debian-2gb-nbg1-2 kernel: \[13285726.322649\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=92.63.196.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=59875 PROTO=TCP SPT=42889 DPT=8933 WINDOW=1024 RES=0x00 SYN URGP=0

Jun  1 20:47:45 gw1 sshd[9561]: Failed password for root from 222.186.30.167 port 60967 ssh2
...

2020-06-01T14:15:56.457266shield sshd\[22131\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.28.164  user=root
2020-06-01T14:15:58.761498shield sshd\[22131\]: Failed password for root from 175.24.28.164 port 46886 ssh2
2020-06-01T14:18:14.416407shield sshd\[22654\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.28.164  user=root
2020-06-01T14:18:16.665374shield sshd\[22654\]: Failed password for root from 175.24.28.164 port 43600 ssh2
2020-06-01T14:20:30.199926shield sshd\[23268\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.28.164  user=root

Unauthorised access (Jun  1) SRC=36.236.76.150 LEN=52 TTL=108 ID=31658 DF TCP DPT=445 WINDOW=8192 SYN

Jun  1 18:19:30 srv01 postfix/smtpd\[18696\]: warning: unknown\[185.143.74.108\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  1 18:19:48 srv01 postfix/smtpd\[14690\]: warning: unknown\[185.143.74.108\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  1 18:20:03 srv01 postfix/smtpd\[18696\]: warning: unknown\[185.143.74.108\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  1 18:20:16 srv01 postfix/smtpd\[14690\]: warning: unknown\[185.143.74.108\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  1 18:21:08 srv01 postfix/smtpd\[14690\]: warning: unknown\[185.143.74.108\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

May 30 20:07:18 serwer sshd\[19214\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.124.92.184  user=root
May 30 20:07:19 serwer sshd\[19214\]: Failed password for root from 103.124.92.184 port 39316 ssh2
May 30 20:15:14 serwer sshd\[20418\]: Invalid user barbara from 103.124.92.184 port 55262
May 30 20:15:14 serwer sshd\[20418\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.124.92.184
May 30 20:15:16 serwer sshd\[20418\]: Failed password for invalid user barbara from 103.124.92.184 port 55262 ssh2
May 30 20:19:26 serwer sshd\[20783\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.124.92.184  user=root
May 30 20:19:27 serwer sshd\[20783\]: Failed password for root from 103.124.92.184 port 60810 ssh2
May 30 20:23:29 serwer sshd\[21268\]: Invalid user libssh from 103.124.92.184 port 38122
May 30 20:23:29 serwer sshd\[21268\]: pam_unix\(sshd:a
...