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109.91.4.177 has a threat confidence score of 100%. This IP address from Germany (AS3209, Vodafone GmbH) has been observed in 808 honeypot sessions and reported 1 times targeting SSH protocols. Detected attack patterns include ssh authorized keys persistence established. First observed on February 20, 2026, most recently active April 19, 2026.
Removal of filesystem attribute protections from the user’s .ssh directory followed by deletion and recreation of the directory and insertion of a new public key into authorized_keys. This pattern reflects deliberate modification of SSH trust configuration to establish persistent key-based access.
| Reporter | Date | Category | Protocol | Comment |
|---|---|---|---|---|
| User | Mar 26, 2026, 02:16 | Brute Force | SSH | Fail2Ban Report - Bruteforce attempt |