2020-06-18T12:12:38+0200 Failed SSH Authentication/Brute Force Attack.(Server 2)

2020-06-18T13:00:36.652668galaxy.wi.uni-potsdam.de sshd[25051]: Failed password for invalid user shahid from 118.27.39.94 port 33462 ssh2
2020-06-18T13:02:14.955920galaxy.wi.uni-potsdam.de sshd[25265]: Invalid user cloud from 118.27.39.94 port 59108
2020-06-18T13:02:14.961188galaxy.wi.uni-potsdam.de sshd[25265]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=v118-27-39-94.al0z.static.cnode.io
2020-06-18T13:02:14.955920galaxy.wi.uni-potsdam.de sshd[25265]: Invalid user cloud from 118.27.39.94 port 59108
2020-06-18T13:02:17.092707galaxy.wi.uni-potsdam.de sshd[25265]: Failed password for invalid user cloud from 118.27.39.94 port 59108 ssh2
2020-06-18T13:03:53.969123galaxy.wi.uni-potsdam.de sshd[25479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=v118-27-39-94.al0z.static.cnode.io  user=root
2020-06-18T13:03:56.025324galaxy.wi.uni-potsdam.de sshd[25479]: Failed password for root from 118.27.39.94 port 5651
...

Brute forcing email accounts

[2020-06-18 06:33:48] NOTICE[1273] chan_sip.c: Registration from '' failed for '92.246.84.147:57082' - Wrong password
[2020-06-18 06:33:48] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-18T06:33:48.186-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1240384",SessionID="0x7f31c0334138",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/92.246.84.147/57082",Challenge="33a91e29",ReceivedChallenge="33a91e29",ReceivedHash="d05ca63059ca086e946881b1b773659d"
[2020-06-18 06:34:28] NOTICE[1273] chan_sip.c: Registration from '' failed for '92.246.84.147:64732' - Wrong password
[2020-06-18 06:34:28] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-18T06:34:28.974-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1250400",SessionID="0x7f31c02f97a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/9
...

2020-06-18T12:45:27.0191781240 sshd\[25760\]: Invalid user huy from 121.46.26.126 port 38542
2020-06-18T12:45:27.0228671240 sshd\[25760\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.46.26.126
2020-06-18T12:45:29.2441421240 sshd\[25760\]: Failed password for invalid user huy from 121.46.26.126 port 38542 ssh2
...

timhelmke.de 45.32.157.7 [18/Jun/2020:05:48:14 +0200] "POST /wp-login.php HTTP/1.1" 200 5985 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
timhelmke.de 45.32.157.7 [18/Jun/2020:05:48:14 +0200] "POST /wp-login.php HTTP/1.1" 200 5941 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

Too many 404s, searching for vulnerabilities

Invalid user chris from 187.85.166.70 port 46271

DATE:2020-06-18 10:31:24, IP:95.85.85.43, PORT:ssh SSH brute force auth (docker-dc)

2020-06-17 22:45:34.835234-0500  localhost smtpd[40062]: NOQUEUE: reject: RCPT from unknown[69.94.157.194]: 450 4.7.25 Client host rejected: cannot find your hostname, [69.94.157.194]; from= to= proto=ESMTP helo=

Jun 18 12:18:23 ns381471 sshd[6089]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.208.88
Jun 18 12:18:25 ns381471 sshd[6089]: Failed password for invalid user user from 111.229.208.88 port 51742 ssh2

Invalid user furuiliu from 114.67.166.6 port 38978

 TCP (SYN) 89.248.172.85:58387 -> port 2888, len 44

Unauthorized connection attempt from IP address 27.78.255.67 on Port 445(SMB)

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