SentinelBrief
← Alert queue

91.231.89.52

Sensor
hp-use-01
Source
cowrie
Status
triaged
Event time
Received

Verdict

S1scanningConfidence 90%Escalate: no

Reasoning

The session did not involve any login attempts or commands executed, indicating it was likely background noise or a probe without malicious intent.

Recommended action

Monitor for further activity from this IP address, but no immediate action is required.

Routing

Primary model
gpt-4o-mini
Final model
gpt-4o-mini
Escalated to strong model
no
Prompt version
triage-v4
Input tokens
1,569
Output tokens
88
Cost
$0.000288
Latency
2,351 ms
Verdict at
2026-11-05 11:59:22Z

Tool trace

  1. No tool calls were made.

Raw session JSON
{
  "events": [
    {
      "url": null,
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "input": null,
      "dst_ip": "172.18.0.2",
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "91.231.89.52",
      "eventid": "cowrie.session.connect",
      "message": "New connection: 91.231.89.52:57465 (172.18.0.2:2222) [session: ef5690e031c2]",
      "outfile": null,
      "session": "ef5690e031c2",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 57465,
      "username": null,
      "timestamp": "2026-11-05T11:59:18.324334Z",
      "duration_ms": null
    },
    {
      "url": null,
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "input": null,
      "dst_ip": "172.18.0.2",
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "91.231.89.52",
      "eventid": "cowrie.client.version",
      "message": "Remote SSH version: SSH-2.0-perlssh",
      "outfile": null,
      "session": "ef5690e031c2",
      "version": "SSH-2.0-perlssh",
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 57465,
      "username": null,
      "timestamp": "2026-11-05T11:59:20.681067Z",
      "duration_ms": null
    },
    {
      "url": null,
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "encCS": [
        "aes128-ctr",
        "aes192-ctr",
        "aes256-ctr",
        "arcfour256",
        "arcfour128",
        "aes128-cbc",
        "3des-cbc",
        "blowfish-cbc",
        "cast128-cbc",
        "aes192-cbc",
        "aes256-cbc",
        "arcfour",
        "rijndael-cbc@lysator.liu.se"
      ],
      "hassh": "3c0eaacec19ba322a90a5541dac09a06",
      "input": null,
      "macCS": [
        "hmac-md5",
        "hmac-sha1",
        "umac-64@openssh.com",
        "hmac-ripemd160",
        "hmac-ripemd160@openssh.com",
        "hmac-sha1-96",
        "hmac-md5-96"
      ],
      "compCS": [
        "none"
      ],
      "dst_ip": "172.18.0.2",
      "langCS": [
        ""
      ],
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "91.231.89.52",
      "eventid": "cowrie.client.kex",
      "kexAlgs": [
        "diffie-hellman-group-exchange-sha256",
        "diffie-hellman-group-exchange-sha1",
        "diffie-hellman-group14-sha1",
        "diffie-hellman-group1-sha1"
      ],
      "keyAlgs": [
        "ssh-rsa",
        "ssh-dss"
      ],
      "message": "SSH client hassh fingerprint: 3c0eaacec19ba322a90a5541dac09a06",
      "outfile": null,
      "session": "ef5690e031c2",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 57465,
      "username": null,
      "timestamp": "2026-11-05T11:59:21.026545Z",
      "duration_ms": null,
      "hasshAlgorithms": "diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1;aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se;hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96;none"
    },
    {
      "url": null,
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "input": null,
      "dst_ip": "172.18.0.2",
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "91.231.89.52",
      "eventid": "cowrie.session.closed",
      "message": "Connection lost after 2704 milliseconds",
      "outfile": null,
      "session": "ef5690e031c2",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 57465,
      "username": null,
      "timestamp": "2026-11-05T11:59:21.028369Z",
      "duration_ms": 2704
    }
  ],
  "sensor": "hp-use-01",
  "source": "cowrie",
  "src_ip": "91.231.89.52",
  "session_id": "ef5690e031c2"
}