Brute force attempt

Sep 14 18:23:05 mail.srvfarm.net postfix/smtpd[2073584]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed: 
Sep 14 18:23:05 mail.srvfarm.net postfix/smtpd[2073584]: lost connection after AUTH from unknown[191.53.193.205]
Sep 14 18:23:35 mail.srvfarm.net postfix/smtpd[2071337]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed: 
Sep 14 18:23:35 mail.srvfarm.net postfix/smtpd[2071337]: lost connection after AUTH from unknown[191.53.193.205]
Sep 14 18:31:19 mail.srvfarm.net postfix/smtpd[2075457]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed:

Sep 14 18:23:05 mail.srvfarm.net postfix/smtpd[2073584]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed: 
Sep 14 18:23:05 mail.srvfarm.net postfix/smtpd[2073584]: lost connection after AUTH from unknown[191.53.193.205]
Sep 14 18:23:35 mail.srvfarm.net postfix/smtpd[2071337]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed: 
Sep 14 18:23:35 mail.srvfarm.net postfix/smtpd[2071337]: lost connection after AUTH from unknown[191.53.193.205]
Sep 14 18:31:19 mail.srvfarm.net postfix/smtpd[2075457]: warning: unknown[191.53.193.205]: SASL PLAIN authentication failed:

Aug 27 09:35:25 mail.srvfarm.net postfix/smtps/smtpd[1459269]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed: 
Aug 27 09:35:25 mail.srvfarm.net postfix/smtps/smtpd[1459269]: lost connection after AUTH from unknown[191.53.193.219]
Aug 27 09:37:40 mail.srvfarm.net postfix/smtpd[1454290]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed: 
Aug 27 09:37:41 mail.srvfarm.net postfix/smtpd[1454290]: lost connection after AUTH from unknown[191.53.193.219]
Aug 27 09:40:18 mail.srvfarm.net postfix/smtpd[1460194]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed:

Autoban   191.53.193.111 AUTH/CONNECT

Aug 17 05:26:40 mail.srvfarm.net postfix/smtpd[2597528]: warning: unknown[191.53.193.215]: SASL PLAIN authentication failed: 
Aug 17 05:26:41 mail.srvfarm.net postfix/smtpd[2597528]: lost connection after AUTH from unknown[191.53.193.215]
Aug 17 05:27:33 mail.srvfarm.net postfix/smtpd[2597528]: warning: unknown[191.53.193.215]: SASL PLAIN authentication failed: 
Aug 17 05:27:34 mail.srvfarm.net postfix/smtpd[2597528]: lost connection after AUTH from unknown[191.53.193.215]
Aug 17 05:32:21 mail.srvfarm.net postfix/smtpd[2601766]: warning: unknown[191.53.193.215]: SASL PLAIN authentication failed:

Aug 15 02:13:40 mail.srvfarm.net postfix/smtps/smtpd[963282]: warning: unknown[191.53.193.230]: SASL PLAIN authentication failed: 
Aug 15 02:13:41 mail.srvfarm.net postfix/smtps/smtpd[963282]: lost connection after AUTH from unknown[191.53.193.230]
Aug 15 02:16:43 mail.srvfarm.net postfix/smtpd[963150]: warning: unknown[191.53.193.230]: SASL PLAIN authentication failed: 
Aug 15 02:16:44 mail.srvfarm.net postfix/smtpd[963150]: lost connection after AUTH from unknown[191.53.193.230]
Aug 15 02:22:50 mail.srvfarm.net postfix/smtpd[966773]: warning: unknown[191.53.193.230]: SASL PLAIN authentication failed:

Aug 12 05:04:50 mail.srvfarm.net postfix/smtpd[2866059]: warning: unknown[191.53.193.130]: SASL PLAIN authentication failed: 
Aug 12 05:04:51 mail.srvfarm.net postfix/smtpd[2866059]: lost connection after AUTH from unknown[191.53.193.130]
Aug 12 05:06:42 mail.srvfarm.net postfix/smtps/smtpd[2853844]: warning: unknown[191.53.193.130]: SASL PLAIN authentication failed: 
Aug 12 05:06:42 mail.srvfarm.net postfix/smtps/smtpd[2853844]: lost connection after AUTH from unknown[191.53.193.130]
Aug 12 05:09:08 mail.srvfarm.net postfix/smtps/smtpd[2853878]: warning: unknown[191.53.193.130]: SASL PLAIN authentication failed:

(smtpauth) Failed SMTP AUTH login from 191.53.193.111 (BR/Brazil/191-53-193-111.dvl-wr.mastercabo.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-07-30 08:24:15 plain authenticator failed for ([191.53.193.111]) [191.53.193.111]: 535 Incorrect authentication data (set_id=info)

SSH invalid-user multiple login try

(smtpauth) Failed SMTP AUTH login from 191.53.193.170 (BR/Brazil/191-53-193-170.dvl-wr.mastercabo.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-06-19 16:43:33 plain authenticator failed for ([191.53.193.170]) [191.53.193.170]: 535 Incorrect authentication data (set_id=qc)

Jun 16 05:21:13 mail.srvfarm.net postfix/smtpd[953467]: warning: unknown[191.53.193.218]: SASL PLAIN authentication failed: 
Jun 16 05:21:14 mail.srvfarm.net postfix/smtpd[953467]: lost connection after AUTH from unknown[191.53.193.218]
Jun 16 05:21:28 mail.srvfarm.net postfix/smtps/smtpd[936249]: warning: unknown[191.53.193.218]: SASL PLAIN authentication failed: 
Jun 16 05:21:29 mail.srvfarm.net postfix/smtps/smtpd[936249]: lost connection after AUTH from unknown[191.53.193.218]
Jun 16 05:23:38 mail.srvfarm.net postfix/smtps/smtpd[935106]: lost connection after CONNECT from unknown[191.53.193.218]

Jun 16 05:44:10 mail.srvfarm.net postfix/smtpd[960930]: warning: unknown[191.53.193.181]: SASL PLAIN authentication failed: 
Jun 16 05:44:10 mail.srvfarm.net postfix/smtpd[960930]: lost connection after AUTH from unknown[191.53.193.181]
Jun 16 05:47:21 mail.srvfarm.net postfix/smtps/smtpd[954663]: lost connection after CONNECT from unknown[191.53.193.181]
Jun 16 05:49:30 mail.srvfarm.net postfix/smtps/smtpd[938195]: warning: unknown[191.53.193.181]: SASL PLAIN authentication failed: 
Jun 16 05:49:30 mail.srvfarm.net postfix/smtps/smtpd[938195]: lost connection after AUTH from unknown[191.53.193.181]

Jun  8 05:38:15 mail.srvfarm.net postfix/smtpd[671306]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed: 
Jun  8 05:38:16 mail.srvfarm.net postfix/smtpd[671306]: lost connection after AUTH from unknown[191.53.193.219]
Jun  8 05:43:21 mail.srvfarm.net postfix/smtps/smtpd[674232]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed: 
Jun  8 05:43:22 mail.srvfarm.net postfix/smtps/smtpd[674232]: lost connection after AUTH from unknown[191.53.193.219]
Jun  8 05:46:21 mail.srvfarm.net postfix/smtps/smtpd[672369]: warning: unknown[191.53.193.219]: SASL PLAIN authentication failed:

Jun  5 17:21:51 mail.srvfarm.net postfix/smtps/smtpd[3149849]: warning: unknown[191.53.193.218]: SASL PLAIN authentication failed: 
Jun  5 17:21:52 mail.srvfarm.net postfix/smtps/smtpd[3149849]: lost connection after AUTH from unknown[191.53.193.218]
Jun  5 17:24:04 mail.srvfarm.net postfix/smtps/smtpd[3149849]: warning: unknown[191.53.193.218]: SASL PLAIN authentication failed: 
Jun  5 17:24:04 mail.srvfarm.net postfix/smtps/smtpd[3149849]: lost connection after AUTH from unknown[191.53.193.218]
Jun  5 17:27:04 mail.srvfarm.net postfix/smtps/smtpd[3154993]: warning: unknown[191.53.193.218]: SASL PLAIN authentication failed:

191.53.193.167 (BR/Brazil/191-53-193-167.dvl-wr.mastercabo.com.br), 5 distributed smtpauth attacks on account [ichelle.bradleym] in the last 3600 secs

$f2bV_matches

$f2bV_matches

Dec 19 15:38:48 grey postfix/smtpd\[15050\]: NOQUEUE: reject: RCPT from unknown\[181.46.140.171\]: 554 5.7.1 Service unavailable\; Client host \[181.46.140.171\] blocked using bl.spamcop.net\; Blocked - see https://www.spamcop.net/bl.shtml\?181.46.140.171\; from=\ to=\ proto=ESMTP helo=\
...

Dec 19 04:30:20 web9 sshd\[6311\]: Invalid user hertzberg from 60.190.114.82
Dec 19 04:30:20 web9 sshd\[6311\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.190.114.82
Dec 19 04:30:22 web9 sshd\[6311\]: Failed password for invalid user hertzberg from 60.190.114.82 port 46505 ssh2
Dec 19 04:38:40 web9 sshd\[7690\]: Invalid user sbkaplan from 60.190.114.82
Dec 19 04:38:40 web9 sshd\[7690\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.190.114.82

Dec 19 16:23:31 jane sshd[851]: Failed password for root from 13.67.91.234 port 47081 ssh2
...

Dec 19 15:55:07 loxhost sshd\[11754\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.122.140  user=root
Dec 19 15:55:09 loxhost sshd\[11754\]: Failed password for root from 51.91.122.140 port 49782 ssh2
Dec 19 16:00:19 loxhost sshd\[11949\]: Invalid user boettcher from 51.91.122.140 port 56260
Dec 19 16:00:19 loxhost sshd\[11949\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.122.140
Dec 19 16:00:22 loxhost sshd\[11949\]: Failed password for invalid user boettcher from 51.91.122.140 port 56260 ssh2
...

Dec 19 16:22:37 amit sshd\[23753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
Dec 19 16:22:39 amit sshd\[23753\]: Failed password for root from 218.92.0.157 port 8051 ssh2
Dec 19 16:23:06 amit sshd\[23766\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
...

Dec 19 15:31:58 pi sshd\[24443\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.50.192.102  user=root
Dec 19 15:32:01 pi sshd\[24443\]: Failed password for root from 112.50.192.102 port 35651 ssh2
Dec 19 15:38:46 pi sshd\[24776\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.50.192.102  user=root
Dec 19 15:38:48 pi sshd\[24776\]: Failed password for root from 112.50.192.102 port 32970 ssh2
Dec 19 15:45:42 pi sshd\[25243\]: Invalid user rnashcroft from 112.50.192.102 port 58523
...

Dec 19 15:57:28 legacy sshd[15429]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150
Dec 19 15:57:30 legacy sshd[15429]: Failed password for invalid user Play@123 from 49.235.49.150 port 37496 ssh2
Dec 19 16:05:57 legacy sshd[15761]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150
...

Dec 19 10:01:00 plusreed sshd[6582]: Invalid user test2 from 202.29.236.42
...

[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:42 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:44 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:44 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:47 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:47 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:49 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubun

Dec 19 15:55:22 legacy sshd[15334]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.71.139.97
Dec 19 15:55:24 legacy sshd[15334]: Failed password for invalid user fredvik from 223.71.139.97 port 51388 ssh2
Dec 19 16:03:00 legacy sshd[15631]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.71.139.97
...

Unauthorized connection attempt detected from IP address 1.10.214.104 to port 445

$f2bV_matches

Dec 19 15:13:10 zeus sshd[15971]: Failed password for root from 178.62.231.116 port 45216 ssh2
Dec 19 15:18:10 zeus sshd[16084]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.231.116 
Dec 19 15:18:12 zeus sshd[16084]: Failed password for invalid user clarinda from 178.62.231.116 port 52566 ssh2

Dec 19 09:50:26 linuxvps sshd\[28211\]: Invalid user ramoncito from 95.111.74.98
Dec 19 09:50:28 linuxvps sshd\[28211\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.111.74.98
Dec 19 09:50:30 linuxvps sshd\[28211\]: Failed password for invalid user ramoncito from 95.111.74.98 port 60016 ssh2
Dec 19 09:56:02 linuxvps sshd\[31972\]: Invalid user mysql from 95.111.74.98
Dec 19 09:56:02 linuxvps sshd\[31972\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.111.74.98

Invalid user pass222 from 104.236.38.105 port 57986
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.38.105
Failed password for invalid user pass222 from 104.236.38.105 port 57986 ssh2
Invalid user stoye from 104.236.38.105 port 36450
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.38.105