2020-08-09 01:29:35 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@nopcommerce.it\)
2020-08-09 01:31:40 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@nophost.com\)
2020-08-09 01:31:40 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@opso.it\)
2020-08-09 01:36:06 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@nopcommerce.it\)
2020-08-09 01:38:09 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@opso.it\)
2020-08-09 01:38:09 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@nophost.com\)

2020-08-08 14:33:05 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@yt.gl\)
2020-08-08 14:33:05 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@darkrp.com\)
2020-08-08 14:33:05 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@german-hoeffner.net\)
2020-08-08 14:39:34 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@darkrp.com\)
2020-08-08 14:39:34 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@yt.gl\)
2020-08-08 14:39:34 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@german
...

2020-08-08 08:10:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@darkrp.com\)
2020-08-08 08:10:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@yt.gl\)
2020-08-08 08:10:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@german-hoeffner.net\)
2020-08-08 08:16:08 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=office@yt.gl\)
2020-08-08 08:17:19 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@darkrp.com\)
2020-08-08 08:17:19 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=contact@german-
...

2020-08-01T07:56:17.286129MailD postfix/smtpd[26027]: warning: slot0.banhats.com[45.95.168.77]: SASL LOGIN authentication failed: authentication failure
2020-08-01T07:56:17.316649MailD postfix/smtpd[26029]: warning: slot0.banhats.com[45.95.168.77]: SASL LOGIN authentication failed: authentication failure
2020-08-01T07:56:17.321467MailD postfix/smtpd[26031]: warning: slot0.banhats.com[45.95.168.77]: SASL LOGIN authentication failed: authentication failure

(smtpauth) Failed SMTP AUTH login from 45.95.168.77 (HR/Croatia/slot0.banhats.com): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-07-30 16:39:38 login authenticator failed for slot0.banhats.com (USER) [45.95.168.77]: 535 Incorrect authentication data (set_id=office@mobarez.org)

2020-07-30 05:57:48 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=office@german-hoeffner.net\)
2020-07-30 05:58:36 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@darkrp.com\)
2020-07-30 05:58:36 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
2020-07-30 05:58:36 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffner.net\)
2020-07-30 06:06:43 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
2020-07-30 06:06:43 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffn
...

2020-07-28 14:52:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
2020-07-28 14:52:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffner.net\)
2020-07-28 14:52:52 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@darkrp.com\)
2020-07-28 14:59:24 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
2020-07-28 14:59:24 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@darkrp.com\)
2020-07-28 14:59:24 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffner.net\)
...

2020-07-28 12:16:22 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@nopcommerce.it\)
2020-07-28 12:18:29 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@nophost.com\)
2020-07-28 12:18:29 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@opso.it\)
2020-07-28 12:23:02 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@nopcommerce.it\)
2020-07-28 12:25:10 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@opso.it\)
2020-07-28 12:25:10 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@nophost.com\)

2020-07-27 16:11:01 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffner.net\)
2020-07-27 16:11:01 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
2020-07-27 16:11:01 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@darkrp.com\)
2020-07-27 16:17:41 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@german-hoeffner.net\)
2020-07-27 16:17:41 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@darkrp.com\)
2020-07-27 16:17:41 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=test@yt.gl\)
...

2020-07-27 07:06:29 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@nopcommerce.it\)
2020-07-27 07:08:36 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@nophost.com\)
2020-07-27 07:08:36 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@opso.it\)
2020-07-27 07:13:10 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@nopcommerce.it\)
2020-07-27 07:15:17 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@nophost.com\)
2020-07-27 07:15:17 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=admin@opso.it\)

(smtpauth) Failed SMTP AUTH login from 45.95.168.77 (HR/Croatia/slot0.banhats.com): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-07-26 10:21:05 login authenticator failed for slot0.banhats.com (USER) [45.95.168.77]: 535 Incorrect authentication data (set_id=office@davoodico.com)

Jul 22 18:39:55 mail postfix/smtpd\[23666\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 22 19:02:02 mail postfix/smtpd\[24089\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 22 19:02:02 mail postfix/smtpd\[24446\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 22 19:02:02 mail postfix/smtpd\[24447\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

Jul 21 08:05:53 mail postfix/smtpd\[21316\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 21 08:07:47 mail postfix/smtpd\[21316\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 21 08:07:47 mail postfix/smtpd\[21511\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 21 08:07:47 mail postfix/smtpd\[21510\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

Jul 18 05:51:16 mail postfix/smtpd\[9284\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 18 06:04:20 mail postfix/smtpd\[9659\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 18 06:04:20 mail postfix/smtpd\[9672\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 18 06:59:56 mail postfix/smtpd\[11036\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

Jul 16 07:21:13 mail postfix/smtpd\[10985\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 16 07:39:10 mail postfix/smtpd\[12114\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 16 07:39:10 mail postfix/smtpd\[12117\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul 16 07:39:10 mail postfix/smtpd\[12116\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

(HR/Croatia/-) SMTP Bruteforcing attempts

Brute force attack to crack SMTP password (port 25 / 587)

(cpanel) Failed cPanel login from 45.95.168.77 (HR/Croatia/slot0.banhats.com): 5 in the last 3600 secs

Jul  7 11:36:16 mail postfix/smtpd\[32700\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  7 11:36:16 mail postfix/smtpd\[316\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  7 11:36:16 mail postfix/smtpd\[315\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  7 12:16:02 mail postfix/smtpd\[1709\]: warning: unknown\[45.95.168.77\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

2020-07-06 01:41:03 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@german-hoeffner.net\)
2020-07-06 01:41:03 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@yt.gl\)
2020-07-06 01:41:03 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@darkrp.com\)
2020-07-06 01:49:21 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@darkrp.com\)
2020-07-06 01:49:21 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@german-hoeffner.net\)
2020-07-06 01:49:21 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data
...

2020-07-05 20:54:13 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@opso.it\)
2020-07-05 20:54:13 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@nophost.com\)
2020-07-05 20:59:56 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@nopcommerce.it\)
2020-07-05 21:03:09 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@nophost.com\)
2020-07-05 21:03:09 dovecot_login authenticator failed for slot0.banhats.com \(USER\) \[45.95.168.77\]: 535 Incorrect authentication data \(set_id=webmaster@opso.it\)

2020-10-13T16:39:37.029405news0 sshd[21911]: User root from slot0.fitrellc.com not allowed because not listed in AllowUsers
2020-10-13T16:39:39.295180news0 sshd[21911]: Failed password for invalid user root from 45.95.168.141 port 36136 ssh2
2020-10-13T16:39:39.739886news0 sshd[21913]: Invalid user admin from 45.95.168.141 port 42028
...

" "

2020-10-12T01:59:00.670899correo.[domain] sshd[41096]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=slot0.fitrellc.com 2020-10-12T01:59:00.663236correo.[domain] sshd[41096]: Invalid user admin from 45.95.168.141 port 60254 2020-10-12T01:59:02.439731correo.[domain] sshd[41096]: Failed password for invalid user admin from 45.95.168.141 port 60254 ssh2 ...

Auto Fail2Ban report, multiple SSH login attempts.

 TCP (SYN) 45.95.168.141:58036 -> port 22, len 44

Oct  8 16:47:13 santamaria sshd\[31114\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.95.168.202  user=root
Oct  8 16:47:15 santamaria sshd\[31114\]: Failed password for root from 45.95.168.202 port 34650 ssh2
Oct  8 16:54:10 santamaria sshd\[31156\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.95.168.202  user=root
...

(sshd) Failed SSH login from 45.95.168.141 (HR/Croatia/slot0.fitrellc.com): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct  8 12:38:32 optimus sshd[8636]: Failed password for root from 45.95.168.141 port 45624 ssh2
Oct  8 12:38:33 optimus sshd[8707]: Invalid user admin from 45.95.168.141
Oct  8 12:38:35 optimus sshd[8707]: Failed password for invalid user admin from 45.95.168.141 port 52996 ssh2
Oct  8 12:38:36 optimus sshd[8727]: Invalid user admin from 45.95.168.141
Oct  8 12:38:38 optimus sshd[8727]: Failed password for invalid user admin from 45.95.168.141 port 59578 ssh2

SSH Honeypot -> SSH Bruteforce / Login

[portscan] tcp/22 [SSH]
[scan/connect: 3 time(s)]
in blocklist.de:'listed [*unkn*]'
in sorbs:'listed [*unkn*]'
in BlMailspike:'listed'
*(RWIN=65535)(10080947)

DATE:2020-10-07 10:13:22, IP:45.95.168.137, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)

Oct  7 22:59:32 hosting sshd[8711]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=slot0.fitrellc.com  user=root
Oct  7 22:59:34 hosting sshd[8711]: Failed password for root from 45.95.168.141 port 37332 ssh2
Oct  7 22:59:35 hosting sshd[8714]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=slot0.fitrellc.com  user=admin
Oct  7 22:59:37 hosting sshd[8714]: Failed password for admin from 45.95.168.141 port 42658 ssh2
Oct  7 22:59:37 hosting sshd[8717]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=slot0.fitrellc.com  user=admin
Oct  7 22:59:40 hosting sshd[8717]: Failed password for admin from 45.95.168.141 port 47530 ssh2
...

sshguard

DATE:2020-10-06 22:43:34, IP:45.95.168.137, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)

Failed password for invalid user admin from 45.95.168.141 port 48876 ssh2
Invalid user admin from 45.95.168.141 port 54688
pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=slot0.fitrellc.com
Invalid user admin from 45.95.168.141 port 54688
Failed password for invalid user admin from 45.95.168.141 port 54688 ssh2

 TCP (SYN) 45.95.168.148:37649 -> port 1883, len 44

Invalid user ts1 from 210.5.85.150 port 39060

Triggered: repeated knocking on closed ports.

07/23/2020-06:19:25.576441 185.176.27.242 Protocol: 6 ET SCAN NMAP -sS window 1024

Automatic report - Port Scan

Brute forcing email accounts

Invalid user simulator from 113.31.102.234 port 52198

Jul 23 09:59:08 mout sshd[16409]: Invalid user prueba from 46.101.170.20 port 38036

Jul 23 09:29:08 ns382633 sshd\[20749\]: Invalid user toy from 34.101.245.236 port 49200
Jul 23 09:29:08 ns382633 sshd\[20749\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.101.245.236
Jul 23 09:29:10 ns382633 sshd\[20749\]: Failed password for invalid user toy from 34.101.245.236 port 49200 ssh2
Jul 23 09:35:01 ns382633 sshd\[21874\]: Invalid user lfd from 34.101.245.236 port 42834
Jul 23 09:35:01 ns382633 sshd\[21874\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.101.245.236

TCP ports : 5038 / 50802

Invalid user hadoop from 192.3.177.213 port 54036

Jul 23 10:29:22 WHD8 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.64.98, lip=10.64.89.208, session=\
Jul 23 10:35:03 WHD8 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.64.98, lip=10.64.89.208, session=\
Jul 23 10:46:32 WHD8 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.64.98, lip=10.64.89.208, session=\<2oiO5BerGPpQUkBi\>
Jul 23 10:59:25 WHD8 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.64.98, lip=10.64.89.208, session=\
Jul 23 11:05:06 WHD8 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.64.98, lip=10.64.89.208, 
...

Jul 23 05:50:59 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=156.96.56.151 DST=79.143.186.54 LEN=48 TOS=0x00 PREC=0x00 TTL=118 ID=11001 DF PROTO=TCP SPT=62444 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0 Jul 23 05:51:02 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=156.96.56.151 DST=79.143.186.54 LEN=48 TOS=0x00 PREC=0x00 TTL=118 ID=13810 DF PROTO=TCP SPT=62444 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0 Jul 23 05:51:08 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=156.96.56.151 DST=79.143.186.54 LEN=48 TOS=0x00 PREC=0x00 TTL=118 ID=19198 DF PROTO=TCP SPT=62444 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0

 TCP (SYN) 80.82.77.240:64344 -> port 5900, len 44

SSH brutforce

Invalid user nss from 208.113.164.202 port 37722