Oct 14 10:49:09 hanapaa sshd\[1972\]: Invalid user gargoyle from 220.67.154.76
Oct 14 10:49:09 hanapaa sshd\[1972\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.67.154.76
Oct 14 10:49:12 hanapaa sshd\[1972\]: Failed password for invalid user gargoyle from 220.67.154.76 port 40322 ssh2
Oct 14 10:53:50 hanapaa sshd\[2356\]: Invalid user virago from 220.67.154.76
Oct 14 10:53:51 hanapaa sshd\[2356\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.67.154.76

Oct 14 21:58:27 albuquerque postfix/smtpd\[24078\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.135\]: 554 5.7.1 Service unavailable\; Client host \[193.32.160.135\] blocked using sbl-xbl.spamhaus.org\; https://www.spamhaus.org/sbl/query/SBLCSS\; from=\ to=\ proto=ESMTP helo=\<\[193.32.160.142\]\>Oct 14 21:58:27 albuquerque postfix/smtpd\[24078\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.135\]: 554 5.7.1 Service unavailable\; Client host \[193.32.160.135\] blocked using sbl-xbl.spamhaus.org\; https://www.spamhaus.org/sbl/query/SBLCSS\; from=\ to=\ proto=ESMTP helo=\<\[193.32.160.142\]\>Oct 14 21:58:27 albuquerque postfix/smtpd\[24078\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.135\]: 554 5.7.1 Service unavailable\; Client host \[193.32.160.135\] blocked using sbl-xbl.spamhaus.org\; https://www.spamhaus.org/sbl/query/SBLCSS\; from=\ to=\ proto=ESMTP

Oct 14 22:05:40 microserver sshd[3068]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.69.51  user=root
Oct 14 22:05:41 microserver sshd[3068]: Failed password for root from 139.155.69.51 port 47770 ssh2
Oct 14 22:10:55 microserver sshd[3727]: Invalid user servercsgo from 139.155.69.51 port 55992
Oct 14 22:10:55 microserver sshd[3727]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.69.51
Oct 14 22:10:56 microserver sshd[3727]: Failed password for invalid user servercsgo from 139.155.69.51 port 55992 ssh2
Oct 14 22:21:48 microserver sshd[5051]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.69.51  user=root
Oct 14 22:21:50 microserver sshd[5051]: Failed password for root from 139.155.69.51 port 44228 ssh2
Oct 14 22:26:53 microserver sshd[5690]: Invalid user cmschef from 139.155.69.51 port 52434
Oct 14 22:26:53 microserver sshd[5690]: pam_unix(sshd:auth): authenticat

Oct 14 21:05:53 ip-172-31-1-72 sshd\[5986\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.107.131.128  user=root
Oct 14 21:05:56 ip-172-31-1-72 sshd\[5986\]: Failed password for root from 176.107.131.128 port 53752 ssh2
Oct 14 21:14:50 ip-172-31-1-72 sshd\[6242\]: Invalid user ts from 176.107.131.128
Oct 14 21:14:50 ip-172-31-1-72 sshd\[6242\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.107.131.128
Oct 14 21:14:52 ip-172-31-1-72 sshd\[6242\]: Failed password for invalid user ts from 176.107.131.128 port 39690 ssh2

WordPress login Brute force / Web App Attack on client site.

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Oct 14 23:12:27 dcd-gentoo sshd[25508]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Oct 14 23:12:29 dcd-gentoo sshd[25508]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Oct 14 23:12:27 dcd-gentoo sshd[25508]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Oct 14 23:12:29 dcd-gentoo sshd[25508]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Oct 14 23:12:27 dcd-gentoo sshd[25508]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Oct 14 23:12:29 dcd-gentoo sshd[25508]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Oct 14 23:12:29 dcd-gentoo sshd[25508]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.191 port 11959 ssh2
...

2019-10-14 14:58:02 H=(lowimpact.it) [115.88.60.251]:53934 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.3) (https://www.spamhaus.org/query/ip/115.88.60.251)
2019-10-14 14:58:03 H=(lowimpact.it) [115.88.60.251]:53934 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.4) (https://www.spamhaus.org/query/ip/115.88.60.251)
2019-10-14 14:58:04 H=(lowimpact.it) [115.88.60.251]:53934 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.3) (https://www.spamhaus.org/query/ip/115.88.60.251)
...

2019-10-14T19:58:26Z - RDP login failed multiple times. (149.202.47.129)

Oct 14 22:02:55 apollo sshd\[14474\]: Invalid user adminuser from 190.64.141.18Oct 14 22:02:57 apollo sshd\[14474\]: Failed password for invalid user adminuser from 190.64.141.18 port 41467 ssh2Oct 14 22:17:23 apollo sshd\[14527\]: Invalid user salome from 190.64.141.18
...

$f2bV_matches

2019-10-14T20:30:36.273487abusebot-2.cloudsearch.cf sshd\[32336\]: Invalid user trunk from 180.76.100.178 port 39022

Oct 14 14:58:11 debian sshd[11174]: Unable to negotiate with 222.186.175.150 port 27110: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 [preauth]
Oct 14 17:00:07 debian sshd[16673]: Unable to negotiate with 222.186.175.150 port 4442: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 [preauth]
...

Oct 14 18:48:53 *** sshd[3602]: Failed password for invalid user ubnt from 94.23.50.194 port 43212 ssh2

Oct 14 22:43:18 MK-Soft-VM7 sshd[17175]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=219.232.47.114 
Oct 14 22:43:20 MK-Soft-VM7 sshd[17175]: Failed password for invalid user html from 219.232.47.114 port 60216 ssh2
...