misp-objects/objects/ja3s/definition.json

{
  "attributes": {
    "description": {
      "description": "Type of detected software ie software, malware, c&c",
      "misp-attribute": "text",
      "ui-priority": 1
    },
    "first-seen": {
      "description": "First seen of the SSL/TLS handshake",
      "disable_correlation": true,
      "misp-attribute": "datetime",
      "ui-priority": 0
    },
    "ip-dst": {
      "description": "Destination IP address",
      "misp-attribute": "ip-dst",
      "ui-priority": 1
    },
    "ip-src": {
      "description": "Source IP Address",
      "misp-attribute": "ip-src",
      "ui-priority": 1
    },
    "ja3-fingerprint-md5": {
      "description": "Hash identifying client",
      "misp-attribute": "ja3-fingerprint-md5",
      "ui-priority": 1
    },
    "ja3s-fingerprint-md5": {
      "description": "Hash identifying server",
      "misp-attribute": "ja3-fingerprint-md5",
      "ui-priority": 1
    },
    "last-seen": {
      "description": "Last seen of the SSL/TLS handshake",
      "disable_correlation": true,
      "misp-attribute": "datetime",
      "ui-priority": 0
    }
  },
  "description": "JA3S is JA3 for the Server side of the SSL/TLS communication and fingerprints how servers respond to particular clients. JA3S fingerprints are composed of Server Hello packet; SSL Version, Cipher, SSLExtensions. https://github.com/salesforce/ja3",
  "meta-category": "network",
  "name": "ja3s",
  "required": [
    "ja3-fingerprint-md5",
    "ja3s-fingerprint-md5"
  ],
  "uuid": "7f377f66-d128-4b97-897f-592d06ba2ff7",
  "version": 4
}