frenzy

sshd jail - ssh hack attempt

May 21 07:35:20 roki-contabo sshd\[18011\]: Invalid user xz from 119.97.164.244
May 21 07:35:20 roki-contabo sshd\[18011\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.244
May 21 07:35:22 roki-contabo sshd\[18011\]: Failed password for invalid user xz from 119.97.164.244 port 56764 ssh2
May 21 07:40:58 roki-contabo sshd\[18112\]: Invalid user rqi from 119.97.164.244
May 21 07:40:58 roki-contabo sshd\[18112\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.244
...

SSH Brute-Force Attack

Invalid user admin from 119.97.164.244 port 50246

Invalid user admin from 119.97.164.244 port 50246

Jun 15 07:51:42 eventyay sshd[13136]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243
Jun 15 07:51:44 eventyay sshd[13136]: Failed password for invalid user steam from 119.97.164.243 port 52644 ssh2
Jun 15 07:57:11 eventyay sshd[13344]: Failed password for postgres from 119.97.164.243 port 41476 ssh2
...

Scanned 1 times in the last 24 hours on port 22

Jun  9 23:17:48 server1 sshd\[18239\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.245 
Jun  9 23:17:50 server1 sshd\[18239\]: Failed password for invalid user betsabe from 119.97.164.245 port 49312 ssh2
Jun  9 23:19:20 server1 sshd\[18670\]: Invalid user lieke from 119.97.164.245
Jun  9 23:19:20 server1 sshd\[18670\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.245 
Jun  9 23:19:23 server1 sshd\[18670\]: Failed password for invalid user lieke from 119.97.164.245 port 34368 ssh2
...

Jun  9 15:13:06 plex sshd[20193]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247  user=root
Jun  9 15:13:09 plex sshd[20193]: Failed password for root from 119.97.164.247 port 54210 ssh2

Jun  8 23:47:39 journals sshd\[53143\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243  user=root
Jun  8 23:47:41 journals sshd\[53143\]: Failed password for root from 119.97.164.243 port 55812 ssh2
Jun  8 23:50:24 journals sshd\[53464\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243  user=root
Jun  8 23:50:26 journals sshd\[53464\]: Failed password for root from 119.97.164.243 port 58994 ssh2
Jun  8 23:53:12 journals sshd\[53703\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243  user=root
...

Jun  1 05:16:00 DNS-2 sshd[17123]: User r.r from 119.97.164.246 not allowed because not listed in AllowUsers
Jun  1 05:16:00 DNS-2 sshd[17123]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.246  user=r.r
Jun  1 05:16:02 DNS-2 sshd[17123]: Failed password for invalid user r.r from 119.97.164.246 port 47528 ssh2
Jun  1 05:16:06 DNS-2 sshd[17123]: Received disconnect from 119.97.164.246 port 47528:11: Bye Bye [preauth]
Jun  1 05:16:06 DNS-2 sshd[17123]: Disconnected from invalid user r.r 119.97.164.246 port 47528 [preauth]
Jun  1 05:24:29 DNS-2 sshd[20178]: User r.r from 119.97.164.246 not allowed because not listed in AllowUsers
Jun  1 05:24:29 DNS-2 sshd[20178]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.246  user=r.r
Jun  1 05:24:31 DNS-2 sshd[20178]: Failed password for invalid user r.r from 119.97.164.246 port 44582 ssh2
Jun  1 05:24:38 DNS-2 sshd[20178]: Recei........
-------------------------------

2020-05-31T15:10:15.386709abusebot-2.cloudsearch.cf sshd[13656]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247  user=root
2020-05-31T15:10:17.881734abusebot-2.cloudsearch.cf sshd[13656]: Failed password for root from 119.97.164.247 port 56682 ssh2
2020-05-31T15:13:14.077122abusebot-2.cloudsearch.cf sshd[13708]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247  user=root
2020-05-31T15:13:15.478098abusebot-2.cloudsearch.cf sshd[13708]: Failed password for root from 119.97.164.247 port 53134 ssh2
2020-05-31T15:16:10.334685abusebot-2.cloudsearch.cf sshd[13763]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247  user=root
2020-05-31T15:16:12.564005abusebot-2.cloudsearch.cf sshd[13763]: Failed password for root from 119.97.164.247 port 49592 ssh2
2020-05-31T15:19:13.750942abusebot-2.cloudsearch.cf sshd[13816]: pam_unix(sshd:auth):
...

" "

May 24 07:48:40 vps687878 sshd\[31372\]: Failed password for invalid user stb from 119.97.164.243 port 35526 ssh2
May 24 07:51:09 vps687878 sshd\[31766\]: Invalid user ru from 119.97.164.243 port 55642
May 24 07:51:09 vps687878 sshd\[31766\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243
May 24 07:51:11 vps687878 sshd\[31766\]: Failed password for invalid user ru from 119.97.164.243 port 55642 ssh2
May 24 07:55:49 vps687878 sshd\[32352\]: Invalid user img from 119.97.164.243 port 39406
May 24 07:55:49 vps687878 sshd\[32352\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243
...

May 19 19:22:23 web9 sshd\[23623\]: Invalid user xdj from 119.97.164.247
May 19 19:22:23 web9 sshd\[23623\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247
May 19 19:22:25 web9 sshd\[23623\]: Failed password for invalid user xdj from 119.97.164.247 port 38136 ssh2
May 19 19:24:51 web9 sshd\[23908\]: Invalid user ehd from 119.97.164.247
May 19 19:24:51 web9 sshd\[23908\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247

SSH brute-force attempt

May  6 05:56:03 mail sshd\[28911\]: Invalid user weitian from 119.97.164.247
May  6 05:56:03 mail sshd\[28911\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.247
May  6 05:56:05 mail sshd\[28911\]: Failed password for invalid user weitian from 119.97.164.247 port 46124 ssh2
...

Observed on multiple hosts.

May  4 06:30:01 [host] sshd[14910]: Invalid user u
May  4 06:30:01 [host] sshd[14910]: pam_unix(sshd:
May  4 06:30:03 [host] sshd[14910]: Failed passwor

Apr 27 19:13:16 eddieflores sshd\[6708\]: Invalid user user from 119.97.164.243
Apr 27 19:13:16 eddieflores sshd\[6708\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243
Apr 27 19:13:18 eddieflores sshd\[6708\]: Failed password for invalid user user from 119.97.164.243 port 57316 ssh2
Apr 27 19:15:30 eddieflores sshd\[6905\]: Invalid user jenkins from 119.97.164.243
Apr 27 19:15:30 eddieflores sshd\[6905\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.97.164.243

Sep 19 09:50:27 aiointranet sshd\[18675\]: Invalid user odroid from 123.143.203.67
Sep 19 09:50:27 aiointranet sshd\[18675\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.143.203.67
Sep 19 09:50:29 aiointranet sshd\[18675\]: Failed password for invalid user odroid from 123.143.203.67 port 40566 ssh2
Sep 19 09:55:34 aiointranet sshd\[19111\]: Invalid user hmsftp from 123.143.203.67
Sep 19 09:55:34 aiointranet sshd\[19111\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.143.203.67

Sep 19 14:34:19 mailman postfix/smtpd[24706]: NOQUEUE: reject: RCPT from unknown[171.250.29.97]: 554 5.7.1 Service unavailable; Client host [171.250.29.97] blocked using sbl-xbl.spamhaus.org; https://www.spamhaus.org/query/ip/171.250.29.97; from= to=<[munged][at][munged]> proto=SMTP helo=
Sep 19 14:34:28 mailman postfix/smtpd[24706]: NOQUEUE: reject: RCPT from unknown[171.250.29.97]: 554 5.7.1 : Relay access denied; from= to= proto=SMTP helo=

port scan and connect, tcp 81 (hosts2-ns)

Bitcoin extortion scam email from a virus or trojan infected host

Sep 19 16:09:51 plusreed sshd[27708]: Invalid user mtlnightscom from 31.210.65.150
...

Sep 19 22:05:16 ns3110291 sshd\[2482\]: Invalid user shrieve from 181.44.90.34
Sep 19 22:05:16 ns3110291 sshd\[2482\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.44.90.34 
Sep 19 22:05:18 ns3110291 sshd\[2482\]: Failed password for invalid user shrieve from 181.44.90.34 port 33614 ssh2
Sep 19 22:10:32 ns3110291 sshd\[2682\]: Invalid user rogerio from 181.44.90.34
Sep 19 22:10:32 ns3110291 sshd\[2682\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.44.90.34 
...

2019-09-19T20:05:04.140890abusebot-2.cloudsearch.cf sshd\[14282\]: Invalid user ctupu from 165.227.69.39 port 42061

Sep 19 10:05:11 hpm sshd\[19247\]: Invalid user admin from 168.126.85.225
Sep 19 10:05:11 hpm sshd\[19247\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.126.85.225
Sep 19 10:05:13 hpm sshd\[19247\]: Failed password for invalid user admin from 168.126.85.225 port 46558 ssh2
Sep 19 10:09:33 hpm sshd\[19829\]: Invalid user qq from 168.126.85.225
Sep 19 10:09:33 hpm sshd\[19829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.126.85.225

Sep 19 20:34:19 MK-Soft-VM4 sshd\[20690\]: Invalid user student from 61.147.80.222 port 57718
Sep 19 20:34:19 MK-Soft-VM4 sshd\[20690\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.147.80.222
Sep 19 20:34:21 MK-Soft-VM4 sshd\[20690\]: Failed password for invalid user student from 61.147.80.222 port 57718 ssh2
...

Sep 19 20:34:58 mercury wordpress(lukegirvin.co.uk)[9559]: XML-RPC authentication attempt for unknown user admin from 50.62.177.191
...

Sep 19 22:27:06 OPSO sshd\[12235\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.39.70.5  user=root
Sep 19 22:27:08 OPSO sshd\[12235\]: Failed password for root from 202.39.70.5 port 35640 ssh2
Sep 19 22:31:55 OPSO sshd\[13262\]: Invalid user odroid from 202.39.70.5 port 50922
Sep 19 22:31:55 OPSO sshd\[13262\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.39.70.5
Sep 19 22:31:57 OPSO sshd\[13262\]: Failed password for invalid user odroid from 202.39.70.5 port 50922 ssh2

Chat Spam

Sep 19 10:15:32 hpm sshd\[20458\]: Invalid user suporte from 13.82.222.70
Sep 19 10:15:32 hpm sshd\[20458\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.82.222.70
Sep 19 10:15:34 hpm sshd\[20458\]: Failed password for invalid user suporte from 13.82.222.70 port 46246 ssh2
Sep 19 10:20:34 hpm sshd\[21035\]: Invalid user zr from 13.82.222.70
Sep 19 10:20:34 hpm sshd\[21035\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.82.222.70

Lines containing failures of 191.35.225.24
Sep 19 18:48:23 mx-in-02 sshd[15780]: Invalid user zc from 191.35.225.24 port 49738
Sep 19 18:48:23 mx-in-02 sshd[15780]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.35.225.24 
Sep 19 18:48:25 mx-in-02 sshd[15780]: Failed password for invalid user zc from 191.35.225.24 port 49738 ssh2
Sep 19 18:48:26 mx-in-02 sshd[15780]: Received disconnect from 191.35.225.24 port 49738:11: Bye Bye [preauth]
Sep 19 18:48:26 mx-in-02 sshd[15780]: Disconnected from invalid user zc 191.35.225.24 port 49738 [preauth]
Sep 19 19:32:04 mx-in-02 sshd[19413]: Invalid user aree from 191.35.225.24 port 21446
Sep 19 19:32:04 mx-in-02 sshd[19413]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.35.225.24 
Sep 19 19:32:06 mx-in-02 sshd[19413]: Failed password for invalid user aree from 191.35.225.24 port 21446 ssh2
Sep 19 19:32:08 mx-in-02 sshd[19413]: Received discon........
------------------------------

WordPress wp-login brute force :: 197.85.7.159 0.184 BYPASS [20/Sep/2019:05:35:10  1000] [censored_1] "POST /wp-login.php HTTP/1.1" 200 3972 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"