🇺🇸
interbiznw.com
2026-09-05 09:57:19
(1 hour ago)
dovecot-bruteforce
Port Scan
Hacking
Spoofing
Brute-Force
Exploited Host
🇩🇪
FeG Deutschland
2026-09-04 19:58:10
(15 hours ago)
Mail: - login with unknown user - bruteforce
Brute-Force
Anonymous
2026-09-02 09:22:49
(3 days ago)
2026-09-01 09:59:34,974 INFO [ImapSSLServer-391] [ip=192.168.1.235;oip=65.20.135.238;via=192.168.1. ...
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2026-09-01 09:59:34,974 INFO [ImapSSLServer-391] [ip=192.168.1.235;oip=65.20.135.238;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=2734;] imap - authentication failed for [[email protected] ] (invalid password)
2026-09-01 09:59:34,974 INFO [ImapSSLServer-391] [ip=192.168.1.235;oip=65.20.135.238;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=2734;] account - Error occurred during authentication: authentication failed for [[email protected] ]. Reason: invalid password.
2026-09-02 09:22:49,221 INFO [ImapSSLServer-467] [ip=192.168.1.235;oip=65.20.135.238;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=3029;] account - Error occurred during authentication: authentication failed for [[email protected] ]. Reason: invalid password.
2026-09-02 09:22:49,221 INFO [ImapSSLServer-467] [ip=192.168.1.235;oip=65.20.135.238;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=3029;] imap - authentication failed for [[email protected] ] (inva
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Brute-Force
Web App Attack
🇵🇦
iphezimbra
2026-08-30 08:16:19
(6 days ago)
Fail2Ban reported IP from jail zimbra-web on <hostname>
Brute-Force
SSH
Anonymous
2026-08-28 16:05:24
(1 week ago)
Repeated inbound connection attempts blocked by firewall. Observed at least twice within 24 hours.
Hacking
🇩🇪
initsol
2026-08-27 16:38:51
(1 week ago)
2026-08-27T18:38:33.352575+02:00 phoenix auth[139452]: pam_unix(dovecot:auth): authentication failur ...
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2026-08-27T18:38:33.352575+02:00 phoenix auth[139452]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=leitstand rhost=65.20.135.238
2026-08-27T18:38:42.454601+02:00 phoenix auth[139452]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=leitstand rhost=65.20.135.238
2026-08-27T18:38:50.599041+02:00 phoenix auth[139452]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=leitstand rhost=65.20.135.238
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Brute-Force
🇩🇪
itak
2026-08-26 11:28:29
(1 week ago)
IMAP SASL Brute-Force Attack
Port Scan
Hacking
Brute-Force
🇩🇪
IP Analyzer
2026-08-24 19:30:14
(1 week ago)
Unauthorized connection attempt from IP address 65.20.135.238 on Port 993(IMAP)
Port Scan
🇩🇪
IP Analyzer
2026-08-24 19:10:47
(1 week ago)
Unauthorized connection attempt from IP address 65.20.135.238
Brute-Force
🇺🇸
kosada.com
2026-08-24 16:11:22
(1 week ago)
IMAP password guessing
Brute-Force
🇩🇪
FeG Deutschland
2026-08-22 10:30:01
(2 weeks ago)
Mail: - login with unknown user - bruteforce
Brute-Force
🇳🇴
jlouisbiz
2026-08-21 20:10:40
(2 weeks ago)
2026-08-21T20:10:18.064829+00:00 comm.rcdrun.com auth[1344929]: pam_unix(dovecot:auth): authenticati ...
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2026-08-21T20:10:18.064829+00:00 comm.rcdrun.com auth[1344929]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot [email protected] rhost=65.20.135.238
2026-08-21T20:10:34.717655+00:00 comm.rcdrun.com auth[1344929]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot [email protected] rhost=65.20.135.238
2026-08-21T20:10:39.458688+00:00 comm.rcdrun.com auth[1345344]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot [email protected] rhost=65.20.135.238
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Brute-Force
🇩🇪
cybertailor
2026-08-20 07:49:02
(2 weeks ago)
Aug 20 12:48:53 sysrq dovecot: auth: ldap(zchxzcahxmwshxf3,65.20.135.238,<qjdRwHVZfaFBFIfu>): Passwo ...
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Aug 20 12:48:53 sysrq dovecot: auth: ldap(zchxzcahxmwshxf3,65.20.135.238,<qjdRwHVZfaFBFIfu>): Password mismatch (for LDAP bind)
Aug 20 12:49:01 sysrq dovecot: imap-login: Disconnected: Connection closed (auth failed, 2 attempts in 9 secs): user=<zchxzcahxmwshxf3>, method=PLAIN, rip=65.20.135.238, lip=192.168.1.99, TLS, session=<qjdRwHVZfaFBFIfu>
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Brute-Force
🇩🇪
FeG Deutschland
2026-08-19 13:56:16
(2 weeks ago)
Mail: - login with unknown user - bruteforce
Brute-Force
🇩🇪
ksol-hostmaster
2026-08-18 00:55:34
(2 weeks ago)
Aug 18 02:55:33 ksol dovecot[99639]: auth-worker(90079): conn unix:auth-worker (uid=143): auth-worke ...
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Aug 18 02:55:33 ksol dovecot[99639]: auth-worker(90079): conn unix:auth-worker (uid=143): auth-worker<1>: sql(anonymized@email,65.20.135.238,<dK9zvkdZGdtBFIfu>): Password mismatch (given password: I-AM-A-SUCKER-USING-A-WRONG-PASSWORD)
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Brute-Force