fail2ban: brute force SSH detected

45.254.25.62 (CN/China/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct 12 03:04:06 server4 sshd[29095]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=216.80.102.155  user=root
Oct 12 03:04:08 server4 sshd[29095]: Failed password for root from 216.80.102.155 port 38980 ssh2
Oct 12 03:02:40 server4 sshd[28422]: Failed password for root from 51.158.190.194 port 46890 ssh2
Oct 12 03:01:09 server4 sshd[27406]: Failed password for root from 51.178.86.97 port 60062 ssh2
Oct 12 03:04:49 server4 sshd[29519]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=root
Oct 12 03:02:39 server4 sshd[28422]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.190.194  user=root

IP Addresses Blocked:

216.80.102.155 (US/United States/-)
51.158.190.194 (FR/France/-)
51.178.86.97 (FR/France/-)

Connection to SSH Honeypot - Detected by HoneypotDB

2020-09-17T04:26:39.846981billing sshd[4333]: Failed password for invalid user ljr from 45.254.25.62 port 45718 ssh2
2020-09-17T04:30:12.331662billing sshd[12554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=root
2020-09-17T04:30:14.363073billing sshd[12554]: Failed password for root from 45.254.25.62 port 59630 ssh2
...

Sep 15 22:17:06 dignus sshd[5560]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=root
Sep 15 22:17:08 dignus sshd[5560]: Failed password for root from 45.254.25.62 port 44804 ssh2
Sep 15 22:20:06 dignus sshd[5847]: Invalid user supporte from 45.254.25.62 port 53776
Sep 15 22:20:06 dignus sshd[5847]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62
Sep 15 22:20:08 dignus sshd[5847]: Failed password for invalid user supporte from 45.254.25.62 port 53776 ssh2
...

Brute-force attempt banned

Sep 13 07:58:14 Host-KEWR-E sshd[99510]: User root from 45.254.25.62 not allowed because not listed in AllowUsers
...

Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-13T06:01:31Z

Sep 12 18:53:07 nuernberg-4g-01 sshd[30627]: Failed password for root from 45.254.25.62 port 51294 ssh2
Sep 12 18:55:07 nuernberg-4g-01 sshd[31297]: Failed password for root from 45.254.25.62 port 48830 ssh2

May 10 23:11:15 PorscheCustomer sshd[25999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62
May 10 23:11:16 PorscheCustomer sshd[25999]: Failed password for invalid user us from 45.254.25.62 port 35132 ssh2
May 10 23:15:31 PorscheCustomer sshd[26176]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62
...

DATE:2020-04-14 08:54:52, IP:45.254.25.62, PORT:ssh SSH brute force auth (docker-dc)

Brute-force attempt banned

Apr  6 05:28:52 srv1 sshd[5515]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=r.r
Apr  6 05:28:53 srv1 sshd[5515]: Failed password for r.r from 45.254.25.62 port 36260 ssh2
Apr  6 05:41:41 srv1 sshd[16240]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=r.r
Apr  6 05:41:43 srv1 sshd[16240]: Failed password for r.r from 45.254.25.62 port 59498 ssh2
Apr  6 05:50:57 srv1 sshd[23556]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.62  user=r.r


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=45.254.25.62

SSH BruteForce Attack

Jun 21 01:00:47 NPSTNNYC01T sshd[17887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213
Jun 21 01:00:49 NPSTNNYC01T sshd[17887]: Failed password for invalid user liuyang from 45.254.25.213 port 52242 ssh2
Jun 21 01:05:16 NPSTNNYC01T sshd[18224]: Failed password for root from 45.254.25.213 port 37868 ssh2
...

Jun 19 22:27:06 ns382633 sshd\[10714\]: Invalid user norm from 45.254.25.213 port 44054
Jun 19 22:27:06 ns382633 sshd\[10714\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213
Jun 19 22:27:08 ns382633 sshd\[10714\]: Failed password for invalid user norm from 45.254.25.213 port 44054 ssh2
Jun 19 22:39:49 ns382633 sshd\[12878\]: Invalid user test7 from 45.254.25.213 port 33522
Jun 19 22:39:49 ns382633 sshd\[12878\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213

Jun 18 18:01:34 ny01 sshd[23692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213
Jun 18 18:01:36 ny01 sshd[23692]: Failed password for invalid user gaia from 45.254.25.213 port 45352 ssh2
Jun 18 18:04:33 ny01 sshd[24124]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213

20 attempts against mh-ssh on echoip

Jun  7 04:15:03 game-panel sshd[21616]: Failed password for root from 45.254.25.213 port 59984 ssh2
Jun  7 04:19:56 game-panel sshd[21816]: Failed password for root from 45.254.25.213 port 50592 ssh2

Jun  2 19:52:25 vmd48417 sshd[12589]: Failed password for root from 45.254.25.213 port 53854 ssh2

May 19 18:32:05 vps687878 sshd\[16362\]: Invalid user xpx from 45.254.25.213 port 44568
May 19 18:32:05 vps687878 sshd\[16362\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213
May 19 18:32:07 vps687878 sshd\[16362\]: Failed password for invalid user xpx from 45.254.25.213 port 44568 ssh2
May 19 18:39:56 vps687878 sshd\[17175\]: Invalid user xff from 45.254.25.213 port 40164
May 19 18:39:56 vps687878 sshd\[17175\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.254.25.213
...

20/4/28@23:52:13: FAIL: Alarm-Intrusion address from=45.254.25.193
...

20/4/28@23:54:53: FAIL: Alarm-Intrusion address from=45.254.25.50
...

20/4/28@23:57:00: FAIL: Alarm-Intrusion address from=45.254.25.135
...

20/4/28@23:57:15: FAIL: Alarm-Intrusion address from=45.254.25.84
...

Unauthorized connection attempt detected from IP address 45.254.25.68 to port 5900

Unauthorized connection attempt detected from IP address 45.254.25.137 to port 5900

(sshd) Failed SSH login from 45.254.25.213 (CN/China/-): 5 in the last 3600 secs

[Mon Aug 31 07:08:33 2020] - DDoS Attack From IP: 162.243.128.134 Port: 37065

2020-08-31T20:17:00.542474ns386461 sshd\[9084\]: Invalid user noel from 206.189.199.48 port 59044
2020-08-31T20:17:00.548568ns386461 sshd\[9084\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.199.48
2020-08-31T20:17:02.088671ns386461 sshd\[9084\]: Failed password for invalid user noel from 206.189.199.48 port 59044 ssh2
2020-08-31T20:26:53.010191ns386461 sshd\[18231\]: Invalid user admin from 206.189.199.48 port 48960
2020-08-31T20:26:53.014929ns386461 sshd\[18231\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.199.48
...

Aug 31 19:35:53 marvibiene sshd[25935]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.183.237 
Aug 31 19:35:55 marvibiene sshd[25935]: Failed password for invalid user hj from 167.99.183.237 port 43246 ssh2

Bruteforce detected by fail2ban

Aug 31 20:17:13 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=5.188.206.34 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=5106 PROTO=TCP SPT=53707 DPT=42933 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 31 20:17:33 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=5.188.206.34 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=30310 PROTO=TCP SPT=53707 DPT=35042 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 31 20:22:20 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=5.188.206.34 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=35453 PROTO=TCP SPT=53707 DPT=61604 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 31 20:22:31 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=5.188.206.34 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=30496 PROTO=TCP SPT=53707 DPT=33343 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 31 20:22:41 *hidden* kern
...

Unauthorized connection attempt from IP address 85.105.120.215 on Port 445(SMB)

2020-08-31T15:23[Censored Hostname] sshd[6321]: Failed password for invalid user nfe from 117.143.61.70 port 25060 ssh2
2020-08-31T15:29[Censored Hostname] sshd[6513]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.143.61.70  user=root
2020-08-31T15:29[Censored Hostname] sshd[6513]: Failed password for root from 117.143.61.70 port 40081 ssh2[...]

178.128.103.151 - - [31/Aug/2020:14:30:41 +0200] "GET /wp-login.php HTTP/1.1" 200 8775 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.128.103.151 - - [31/Aug/2020:14:30:47 +0200] "POST /wp-login.php HTTP/1.1" 200 9026 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.128.103.151 - - [31/Aug/2020:14:30:48 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

Unauthorized connection attempt from IP address 83.239.65.102 on Port 445(SMB)

(sshd) Failed SSH login from 189.112.42.9 (BR/Brazil/ns1.cisam.com.br): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Aug 31 14:57:17 s1 sshd[30321]: Invalid user hehe from 189.112.42.9 port 49824
Aug 31 14:57:20 s1 sshd[30321]: Failed password for invalid user hehe from 189.112.42.9 port 49824 ssh2
Aug 31 15:19:57 s1 sshd[31953]: Invalid user limin from 189.112.42.9 port 58560
Aug 31 15:19:58 s1 sshd[31953]: Failed password for invalid user limin from 189.112.42.9 port 58560 ssh2
Aug 31 15:30:06 s1 sshd[32315]: Invalid user elena from 189.112.42.9 port 55606

TCP SYN-ACK with data , PTR: PTR record not found

Aug 31 20:35:56 vpn01 sshd[21096]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.234.37.197
Aug 31 20:35:58 vpn01 sshd[21096]: Failed password for invalid user magno from 178.234.37.197 port 51464 ssh2
...

DATE:2020-08-31 14:29:36, IP:124.109.48.86, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)

Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-08-31T12:27:32Z and 2020-08-31T12:30:41Z

Port Scan
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