138/tcp 5907/tcp 2222/tcp...
[2019-05-16/07-10]130pkt,63pt.(tcp),7pt.(udp)

Jul  9 10:22:46 srv1 postfix/smtpd[2854]: connect from float.procars-m5-pl.com[37.120.150.156]
Jul x@x
Jul  9 10:22:52 srv1 postfix/smtpd[2854]: disconnect from float.procars-m5-pl.com[37.120.150.156]
Jul  9 10:23:12 srv1 postfix/smtpd[32488]: connect from float.procars-m5-pl.com[37.120.150.156]
Jul x@x
Jul  9 10:23:18 srv1 postfix/smtpd[32488]: disconnect from float.procars-m5-pl.com[37.120.150.156]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=37.120.150.156

Jul 11 06:50:50 s64-1 sshd[28955]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.18.243.210
Jul 11 06:50:53 s64-1 sshd[28955]: Failed password for invalid user admin from 189.18.243.210 port 56663 ssh2
Jul 11 06:54:20 s64-1 sshd[28982]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.18.243.210
...

Jul 11 09:06:53 dcd-gentoo sshd[6256]: User root from 112.85.42.181 not allowed because none of user's groups are listed in AllowGroups
Jul 11 09:06:55 dcd-gentoo sshd[6256]: error: PAM: Authentication failure for illegal user root from 112.85.42.181
Jul 11 09:06:53 dcd-gentoo sshd[6256]: User root from 112.85.42.181 not allowed because none of user's groups are listed in AllowGroups
Jul 11 09:06:55 dcd-gentoo sshd[6256]: error: PAM: Authentication failure for illegal user root from 112.85.42.181
Jul 11 09:06:53 dcd-gentoo sshd[6256]: User root from 112.85.42.181 not allowed because none of user's groups are listed in AllowGroups
Jul 11 09:06:55 dcd-gentoo sshd[6256]: error: PAM: Authentication failure for illegal user root from 112.85.42.181
Jul 11 09:06:55 dcd-gentoo sshd[6256]: Failed keyboard-interactive/pam for invalid user root from 112.85.42.181 port 61007 ssh2
...

Invalid user src from 34.87.119.20 port 42020

Jul 11 12:01:29 MK-Soft-Root1 sshd\[30645\]: Invalid user jboss from 206.189.197.48 port 40344
Jul 11 12:01:29 MK-Soft-Root1 sshd\[30645\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.197.48
Jul 11 12:01:31 MK-Soft-Root1 sshd\[30645\]: Failed password for invalid user jboss from 206.189.197.48 port 40344 ssh2
...

wget call in url

\[2019-07-11 06:20:32\] NOTICE\[13443\] chan_sip.c: Registration from '"177"\' failed for '212.83.170.35:7354' - Wrong password
\[2019-07-11 06:20:32\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-11T06:20:32.101-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="177",SessionID="0x7f02f8994028",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/212.83.170.35/7354",Challenge="54d8d9ec",ReceivedChallenge="54d8d9ec",ReceivedHash="1e004c4a0436331483e0197cb8a4844f"
\[2019-07-11 06:22:46\] NOTICE\[13443\] chan_sip.c: Registration from '"176"\' failed for '212.83.170.35:7277' - Wrong password
\[2019-07-11 06:22:46\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-11T06:22:46.638-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="176",SessionID="0x7f02f8dab428",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/21

Lines containing failures of 102.165.35.92
Jul 10 21:08:05 hvs sshd[25757]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=102.165.35.92  user=r.r
Jul 10 21:08:08 hvs sshd[25757]: Failed password for r.r from 102.165.35.92 port 1104 ssh2
Jul 10 21:08:17 hvs sshd[25757]: Failed password for r.r from 102.165.35.92 port 1104 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=102.165.35.92

fail2ban auto

11.07.2019 09:28:28 Connection to port 8389 blocked by firewall

Unauthorised access (Jul 11) SRC=222.102.232.189 LEN=40 TTL=51 ID=48583 TCP DPT=8080 WINDOW=58320 SYN 
Unauthorised access (Jul 10) SRC=222.102.232.189 LEN=40 TTL=48 ID=26614 TCP DPT=8080 WINDOW=65226 SYN 
Unauthorised access (Jul 10) SRC=222.102.232.189 LEN=40 TTL=48 ID=1945 TCP DPT=8080 WINDOW=65226 SYN 
Unauthorised access (Jul  9) SRC=222.102.232.189 LEN=40 TTL=51 ID=33222 TCP DPT=8080 WINDOW=65226 SYN 
Unauthorised access (Jul  8) SRC=222.102.232.189 LEN=40 TTL=51 ID=45403 TCP DPT=8080 WINDOW=65226 SYN

Jul  9 21:52:50 server sshd[7582]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  9 21:52:52 server sshd[7582]: Failed password for invalid user zb from 201.6.98.14 port 1629 ssh2
Jul  9 21:52:57 server sshd[7582]: Received disconnect from 201.6.98.14: 11: Bye Bye [preauth]
Jul  9 21:56:34 server sshd[7800]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  9 21:56:34 server sshd[7800]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.6.98.14  user=r.r
Jul  9 21:56:36 server sshd[7800]: Failed password for r.r from 201.6.98.14 port 6805 ssh2
Jul  9 21:56:36 server sshd[7800]: Received disconnect from 201.6.98.14: 11: Bye Bye [preauth]
Jul  9 21:58:51 server sshd[7943]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEM........
-------------------------------

Jul 11 05:47:26 mail postfix/smtpd\[21429\]: NOQUEUE: reject: RCPT from unknown\[131.196.234.34\]: 554 5.7.1 Service unavailable\; Client host \[131.196.234.34\] blocked using zen.spamhaus.org\; https://www.spamhaus.org/query/ip/131.196.234.34\; from=\ to=\ proto=ESMTP helo=\\

firewall-block, port(s): 7170/tcp