SentinelBrief
← Alert queue

154.83.15.221

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 background noise with no malicious activity.

Recommended action

Monitor for further activity from this IP address.

Routing

Primary model
gpt-4o-mini
Final model
gpt-4o-mini
Escalated to strong model
no
Prompt version
triage-v4
Input tokens
1,573
Output tokens
76
Cost
$0.000282
Latency
2,067 ms
Verdict at
2026-11-03 10:20:51Z

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": "154.83.15.221",
      "eventid": "cowrie.session.connect",
      "message": "New connection: 154.83.15.221:59132 (172.18.0.2:2222) [session: e721354345f4]",
      "outfile": null,
      "session": "e721354345f4",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 59132,
      "username": null,
      "timestamp": "2026-11-03T10:20:43.723692Z",
      "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": "154.83.15.221",
      "eventid": "cowrie.client.version",
      "message": "Remote SSH version: SSH-2.0-libssh_0.7.4",
      "outfile": null,
      "session": "e721354345f4",
      "version": "SSH-2.0-libssh_0.7.4",
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 59132,
      "username": null,
      "timestamp": "2026-11-03T10:20:45.653299Z",
      "duration_ms": null
    },
    {
      "url": null,
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "encCS": [
        "aes256-ctr",
        "aes192-ctr",
        "aes128-ctr",
        "aes256-cbc",
        "aes192-cbc",
        "aes128-cbc",
        "3des-cbc"
      ],
      "hassh": "e37f354a101aff5871ba233aa82b84ec",
      "input": null,
      "macCS": [
        "hmac-sha2-256",
        "hmac-sha2-512",
        "hmac-sha1"
      ],
      "compCS": [
        "none"
      ],
      "dst_ip": "172.18.0.2",
      "langCS": [
        ""
      ],
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "154.83.15.221",
      "eventid": "cowrie.client.kex",
      "kexAlgs": [
        "curve25519-sha256@libssh.org",
        "ecdh-sha2-nistp256",
        "diffie-hellman-group14-sha1",
        "diffie-hellman-group1-sha1"
      ],
      "keyAlgs": [
        "ssh-ed25519",
        "ecdsa-sha2-nistp256",
        "ecdsa-sha2-nistp384",
        "ecdsa-sha2-nistp521",
        "ssh-rsa",
        "ssh-dss"
      ],
      "message": "SSH client hassh fingerprint: e37f354a101aff5871ba233aa82b84ec",
      "outfile": null,
      "session": "e721354345f4",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 59132,
      "username": null,
      "timestamp": "2026-11-03T10:20:46.162503Z",
      "duration_ms": null,
      "hasshAlgorithms": "curve25519-sha256@libssh.org,ecdh-sha2-nistp256,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1;aes256-ctr,aes192-ctr,aes128-ctr,aes256-cbc,aes192-cbc,aes128-cbc,3des-cbc;hmac-sha2-256,hmac-sha2-512,hmac-sha1;none"
    },
    {
      "url": null,
      "data": "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",
      "uuid": "28d6f35e-aed5-11f1-a29a-0242ac120002",
      "input": null,
      "dst_ip": "172.18.0.2",
      "sensor": "hp-use-01",
      "shasum": null,
      "src_ip": "154.83.15.221",
      "datalen": 360,
      "eventid": "cowrie.client.malformed_packet",
      "message": "Malformed SSH packet (message 50, 360 bytes); disconnecting",
      "outfile": null,
      "session": "e721354345f4",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 59132,
      "username": null,
      "timestamp": "2026-11-03T10:20:50.382716Z",
      "messagenum": 50,
      "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": "154.83.15.221",
      "eventid": "cowrie.session.closed",
      "message": "Connection lost after 6659 milliseconds",
      "outfile": null,
      "session": "e721354345f4",
      "version": null,
      "dst_port": 2222,
      "password": null,
      "protocol": "ssh",
      "src_port": 59132,
      "username": null,
      "timestamp": "2026-11-03T10:20:50.383219Z",
      "duration_ms": 6659
    }
  ],
  "sensor": "hp-use-01",
  "source": "cowrie",
  "src_ip": "154.83.15.221",
  "session_id": "e721354345f4"
}