[2020-05-12 00:57:10] NOTICE[1157] chan_sip.c: Registration from '' failed for '176.67.80.4:63077' - Wrong password
[2020-05-12 00:57:10] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-12T00:57:10.110-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7898",SessionID="0x7f5f100266a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.4/63077",Challenge="13872142",ReceivedChallenge="13872142",ReceivedHash="53d9286f6c0a17cb6ed14b7c0ebcff5b"
[2020-05-12 00:57:28] NOTICE[1157] chan_sip.c: Registration from '' failed for '176.67.80.4:56474' - Wrong password
[2020-05-12 00:57:28] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-12T00:57:28.836-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="999",SessionID="0x7f5f106f5588",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.4/56474",Ch
...

[2020-07-20 13:12:13] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:59669' - Wrong password
[2020-07-20 13:12:13] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-20T13:12:13.235-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3609",SessionID="0x7f1754188e58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/59669",Challenge="66babd0c",ReceivedChallenge="66babd0c",ReceivedHash="296ddafa1c2724c0487fe86dea312694"
[2020-07-20 13:14:30] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:57542' - Wrong password
[2020-07-20 13:14:30] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-20T13:14:30.961-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3514",SessionID="0x7f175455b408",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/57542",
...

[2020-07-19 09:17:05] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:59216' - Wrong password
[2020-07-19 09:17:05] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-19T09:17:05.048-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8353",SessionID="0x7f1754188e58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/59216",Challenge="4107885b",ReceivedChallenge="4107885b",ReceivedHash="b57c443aebc42427293647c2caaca8ed"
[2020-07-19 09:17:46] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:57440' - Wrong password
[2020-07-19 09:17:46] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-19T09:17:46.307-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7036",SessionID="0x7f1754188e58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/57440",
...

[2020-07-18 16:13:32] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:60327' - Wrong password
[2020-07-18 16:13:32] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-18T16:13:32.774-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="831",SessionID="0x7f17541b8598",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/60327",Challenge="4a713a4e",ReceivedChallenge="4a713a4e",ReceivedHash="41ca900dfea7f9d2bf844db2fc2f79b0"
[2020-07-18 16:14:05] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:53953' - Wrong password
[2020-07-18 16:14:05] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-18T16:14:05.404-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3941",SessionID="0x7f175455b408",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/53953",Ch
...

\[Jul 18 09:28:27\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:54802' - Wrong password
\[Jul 18 09:29:17\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:65476' - Wrong password
\[Jul 18 09:30:23\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:62173' - Wrong password
\[Jul 18 09:30:59\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:56411' - Wrong password
\[Jul 18 09:31:56\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:50293' - Wrong password
\[Jul 18 09:33:08\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '176.67.80.9:64684' - Wrong password
\[Jul 18 09:33:54\] NOTICE\[31025\] chan_sip.c: Registration from '\' failed for '1
...

[2020-07-17 12:16:49] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:49995' - Wrong password
[2020-07-17 12:16:49] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-17T12:16:49.383-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3293",SessionID="0x7f1754378da8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/49995",Challenge="01a66c1a",ReceivedChallenge="01a66c1a",ReceivedHash="eb9d2f0ca6f8f17f7b06d73a2a04aea7"
[2020-07-17 12:17:21] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:50731' - Wrong password
[2020-07-17 12:17:21] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-17T12:17:21.557-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="5072",SessionID="0x7f1754378da8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/50731",
...

[2020-07-16 10:57:05] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:50703' - Wrong password
[2020-07-16 10:57:05] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-16T10:57:05.421-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="494",SessionID="0x7f17540de808",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/50703",Challenge="72ea454e",ReceivedChallenge="72ea454e",ReceivedHash="38495f2bf635be677faf9778c20bcb5b"
[2020-07-16 10:57:36] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:60934' - Wrong password
[2020-07-16 10:57:36] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-16T10:57:36.673-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="4395",SessionID="0x7f175404ea18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/60934",Ch
...

[2020-07-15 16:24:40] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:62593' - Wrong password
[2020-07-15 16:24:40] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-15T16:24:40.098-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7501",SessionID="0x7f175400c8e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/62593",Challenge="76736d1b",ReceivedChallenge="76736d1b",ReceivedHash="e6dea598ca658628dad711451186ffce"
[2020-07-15 16:25:10] NOTICE[1277] chan_sip.c: Registration from '' failed for '176.67.80.9:56273' - Wrong password
[2020-07-15 16:25:10] SECURITY[1295] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-15T16:25:10.451-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="2639",SessionID="0x7f175404ea18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/176.67.80.9/56273",
...

Sep  6 20:08:35 MainVPS sshd[27793]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.36.236.35  user=root
Sep  6 20:08:37 MainVPS sshd[27793]: Failed password for root from 153.36.236.35 port 32047 ssh2
Sep  6 20:08:44 MainVPS sshd[27804]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.36.236.35  user=root
Sep  6 20:08:47 MainVPS sshd[27804]: Failed password for root from 153.36.236.35 port 62480 ssh2
Sep  6 20:08:55 MainVPS sshd[27816]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.36.236.35  user=root
Sep  6 20:08:57 MainVPS sshd[27816]: Failed password for root from 153.36.236.35 port 39213 ssh2
...

Honeypot attack, port: 23, PTR: 61-91-163-86.static.asianet.co.th.

Sep  6 20:45:57 yabzik sshd[21398]: Failed password for root from 51.254.220.20 port 54583 ssh2
Sep  6 20:50:14 yabzik sshd[22996]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.254.220.20
Sep  6 20:50:16 yabzik sshd[22996]: Failed password for invalid user daniel from 51.254.220.20 port 47999 ssh2

Sep  6 19:11:25 meumeu sshd[17862]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.253.186.10 
Sep  6 19:11:27 meumeu sshd[17862]: Failed password for invalid user mumbleserver from 182.253.186.10 port 58568 ssh2
Sep  6 19:16:58 meumeu sshd[18494]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.253.186.10 
...

Sep  6 08:15:59 hcbb sshd\[18304\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.80  user=root
Sep  6 08:16:00 hcbb sshd\[18304\]: Failed password for root from 49.88.112.80 port 32143 ssh2
Sep  6 08:16:05 hcbb sshd\[18313\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.80  user=root
Sep  6 08:16:07 hcbb sshd\[18313\]: Failed password for root from 49.88.112.80 port 30304 ssh2
Sep  6 08:16:13 hcbb sshd\[18326\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.80  user=root

probing email addresses (harvesting?)

Sep  6 08:19:22 php2 sshd\[13385\]: Invalid user ftpuser from 111.231.132.94
Sep  6 08:19:22 php2 sshd\[13385\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.132.94
Sep  6 08:19:25 php2 sshd\[13385\]: Failed password for invalid user ftpuser from 111.231.132.94 port 51606 ssh2
Sep  6 08:24:12 php2 sshd\[13773\]: Invalid user fabian from 111.231.132.94
Sep  6 08:24:12 php2 sshd\[13773\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.132.94

2019-09-06T14:08:10.844510abusebot-2.cloudsearch.cf sshd\[25441\]: Invalid user bots from 5.135.165.51 port 59834

SSH-bruteforce attempts

Honeypot attack, port: 445, PTR: PTR record not found

Sep  6 13:27:07 ny01 sshd[31277]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.104.97.238
Sep  6 13:27:10 ny01 sshd[31277]: Failed password for invalid user 1234qwer from 42.104.97.238 port 64712 ssh2
Sep  6 13:31:01 ny01 sshd[32143]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.104.97.238

Mail sent to address hacked/leaked from Last.fm

Sep  6 21:13:21 areeb-Workstation sshd[6309]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.72.231
Sep  6 21:13:23 areeb-Workstation sshd[6309]: Failed password for invalid user CumulusLinux! from 111.231.72.231 port 47764 ssh2
...

Sep  6 18:59:41 markkoudstaal sshd[16708]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.36.240.68
Sep  6 18:59:43 markkoudstaal sshd[16708]: Failed password for invalid user ts3user from 176.36.240.68 port 57021 ssh2
Sep  6 19:04:15 markkoudstaal sshd[17067]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.36.240.68

XMLRPC script access attempt: "GET /xmlrpc.php"