Nov 2 08:06:39 plesk sshd[12682]: Failed password for invalid user appuser from 77.237.186.78 port 49092 ssh2
Nov 2 08:08:11 plesk sshd[13069]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.237.186.78 u ...
show moreNov 2 08:06:39 plesk sshd[12682]: Failed password for invalid user appuser from 77.237.186.78 port 49092 ssh2
Nov 2 08:08:11 plesk sshd[13069]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.237.186.78 user=root
Nov 2 08:08:13 plesk sshd[13069]: Failed password for root from 77.237.186.78 port 35732 ssh2
Nov 2 08:09:41 plesk sshd[13339]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.237.186.78 user=root
Nov 2 08:09:43 plesk sshd[13339]: Failed password for root from 77.237.186.78 port 51890 ssh2
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2026-11-02T14:34:45.722292+08:00 kuro sshd-session[2879277]: Invalid user admin from 77.237.186.78 port 38422
2026-11-02T14:38:21.488465+08:00 kuro sshd-session[2881277]: Connection from 77.237.186.78 port 35580 on 192.168.17.2 port 27 rdomain ""
202 ...
show more2026-11-02T14:34:45.722292+08:00 kuro sshd-session[2879277]: Invalid user admin from 77.237.186.78 port 38422
2026-11-02T14:38:21.488465+08:00 kuro sshd-session[2881277]: Connection from 77.237.186.78 port 35580 on 192.168.17.2 port 27 rdomain ""
2026-11-02T14:38:23.118574+08:00 kuro sshd-session[2881277]: User root from 77.237.186.78 not allowed because not listed in AllowUsers
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2026-11-02T08:17:43.877563+02:00 chnode4 sshd[1925597]: Invalid user ansible from 77.237.186.78 port 38224
2026-11-02T08:19:36.078078+02:00 chnode4 sshd[1995465]: Invalid user oracle from 77.237.186.78 port 59920
2026-11-02T08:20:58.966402+02:00 chno ...
show more2026-11-02T08:17:43.877563+02:00 chnode4 sshd[1925597]: Invalid user ansible from 77.237.186.78 port 38224
2026-11-02T08:19:36.078078+02:00 chnode4 sshd[1995465]: Invalid user oracle from 77.237.186.78 port 59920
2026-11-02T08:20:58.966402+02:00 chnode4 sshd[2045701]: Invalid user testuser from 77.237.186.78 port 39948
2026-11-02T08:22:22.294861+02:00 chnode4 sshd[2101174]: Invalid user nico from 77.237.186.78 port 36106
2026-11-02T08:25:10.863886+02:00 chnode4 sshd[2199397]: Invalid user sso from 77.237.186.78 port 36312
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Brute-Force
SSH
Anonymous
SSH brute force: repeated failed logins and invalid usernames. Reported by fail2ban.
Nov 2 08:14:57 docker2 sshd[226888]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.237.186.78
Nov 2 08:14:59 docker2 sshd[226888]: Failed password for invalid user ansible from 77.237.186.78 port 60136 ...
show moreNov 2 08:14:57 docker2 sshd[226888]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.237.186.78
Nov 2 08:14:59 docker2 sshd[226888]: Failed password for invalid user ansible from 77.237.186.78 port 60136 ssh2
Nov 2 08:19:15 docker2 sshd[227207]: Invalid user oracle from 77.237.186.78 port 53606
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