An attempt to brute-force account passwords over SSH/FTP by a machine in your domain or in your network has been detected. Attached are the host who attacks and time / date of activity. Please take the necessary action(s) to stop this activity immediately. If you have any questions please reply to this email. Host of attacker: 62.171.157.238 => vmi2457604.contaboserver.net => contaboserver.net Responsible email contacts: abuse@contaboserver.net, abuse@contabo.de Attacked hosts in our Network: 77.75.254.99, 37.228.159.194, 178.250.14.202, 37.228.156.146, 91.151.21.32, 185.39.221.218, 77.75.249.216, 37.228.159.152, 85.158.181.242, 77.75.254.98, 81.88.33.22, 185.39.220.217, 178.250.12.145, 178.250.9.35, 37.228.155.18, 77.75.253.5, 37.228.159.97, 91.151.20.16, 37.228.159.114, 91.151.21.19, 178.250.14.157, 178.250.14.12, 91.151.21.29, 85.158.181.19, 77.75.252.135, 178.250.15.143, 77.75.252.219, 185.39.221.21, 178.250.9.24, 37.228.159.220, 37.228.155.160, 178.250.10.159, 85.158.183.141, 77.75.253.158, 178.250.12.84, 37.228.154.10, 91.151.21.47, 37.228.154.207, 178.250.15.154, 178.250.9.64, 178.250.12.185, 178.250.12.43, 85.158.182.210, 77.75.252.222, 85.158.181.16, 77.75.250.74, 85.158.181.22, 37.228.154.223, 37.228.159.64, 85.158.181.24, 85.158.181.14, 37.228.154.92, 185.39.220.247, 37.228.155.169, 178.250.15.233, 85.158.181.76, 37.228.158.45, 37.228.155.178, 178.250.14.73, 77.75.255.135, 85.158.181.30, 81.88.33.43, 85.158.181.17, 91.151. 21.41, 77.75.252.27 Logfile entries (time is CE(S)T): Sun Mar 30 05:12:06 2025: user: user1111 service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:12:03 2025: user: user1111 service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:11:51 2025: user: user1111 service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:11:40 2025: user: user1111 service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:11:12 2025: user: ubuntuserver service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:11:08 2025: user: ubuntuserver service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:10:33 2025: user: ubuntuserver service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:10:21 2025: user: ubuntuserver service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:10:20 2025: user: ubuntuserver service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:09:42 2025: user: teamspeak service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:09:38 2025: user: teamspeak service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:09:16 2025: user: teamspeak service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:09:03 2025: user: teamspeak service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:08:51 2025: user: teamspeak service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:08:50 2025: user: teamspeak service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:08:18 2025: user: sztest service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:07:46 2025: user: sztest service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:07:43 2025: user: sztest service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:07:21 2025: user: sztest service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:07:20 2025: user: sztest service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:06:52 2025: user: teamspeak service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:06:48 2025: user: teamspeak service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:06:26 2025: user: teamspeak service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:06:13 2025: user: teamspeak service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:06:01 2025: user: teamspeak service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:05:50 2025: user: teamspeak service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:05:22 2025: user: user024 service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:05:18 2025: user: user024 service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:04:56 2025: user: user024 service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:04:43 2025: user: user024 service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:04:31 2025: user: user024 service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:04:30 2025: user: user024 service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:03:58 2025: user: user service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:03:52 2025: user: user service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:03:26 2025: user: user service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:03:13 2025: user: user service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:02:51 2025: user: user service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:02:50 2025: user: user service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:02:22 2025: user: user1 service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:02:18 2025: user: user1 service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:01:46 2025: user: user1 service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:01:43 2025: user: user1 service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 05:01:31 2025: user: user1 service: ssh target: 37.228.159.97 source: 62.171.157.238 Sun Mar 30 05:01:20 2025: user: user1 service: ssh target: 81.88.33.43 source: 62.171.157.238 Sun Mar 30 05:00:51 2025: user: test1 service: ssh target: 77.75.253.158 source: 62.171.157.238 Sun Mar 30 05:00:48 2025: user: test1 service: ssh target: 91.151.20.16 source: 62.171.157.238 Sun Mar 30 05:00:16 2025: user: test1 service: ssh target: 178.250.15.233 source: 62.171.157.238 Sun Mar 30 05:00:03 2025: user: test1 service: ssh target: 37.228.158.45 source: 62.171.157.238 Sun Mar 30 04:59:51 2025: user: test1 service: ssh target: 37.228.159.97 source: 62.171.157.238 ... 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