{
  "requiredOneOf": [
    "body",
    "from",
    "from-user"
  ],
  "attributes": {
    "body": {
      "description": "Message body of the IM.",
      "ui-priority": 1,
      "misp-attribute": "text"
    },
    "from-number": {
      "description": "Phone number used to send the message.",
      "ui-priority": 1,
      "misp-attribute": "phone-number",
      "multiple": true
    },
    "to-number": {
      "description": "Phone number receiving the message.",
      "ui-priority": 1,
      "misp-attribute": "phone-number",
      "multiple": true
    },
    "from-user": {
      "description": "User account that sent the message.",
      "ui-priority": 1,
      "misp-attribute": "text",
      "multiple": true
    },
    "to-user": {
      "description": "User account that received the message.",
      "ui-priority": 1,
      "misp-attribute": "text",
      "multiple": true
    },
    "from-name": {
      "description": "Name of the person that sent the message.",
      "ui-priority": 1,
      "misp-attribute": "text",
      "multiple": true
    },
    "to-name": {
      "description": "Name of the person that received the message.",
      "ui-priority": 1,
      "misp-attribute": "text",
      "multiple": true
    },
    "subject": {
      "description": "Subject of the message if any.",
      "ui-priority": 0,
      "misp-attribute": "text"
    },
    "app-used": {
      "description": "The IM application used to send the message.",
      "ui-priority": 1,
      "misp-attribute": "text",
      "disable_correlation": true,
      "sane_default": [
        "WhatsApp",
        "Google Hangouts",
        "Facebook Messenger",
        "Telegram",
        "Signal",
        "WeChat",
        "BlackBerry Messenger",
        "TeamSpeak",
        "TorChat",
        "RetroShare",
        "Slack"
      ]
    },
    "url": {
      "description": "Original URL location of the message (potentially malicious).",
      "ui-priority": 1,
      "misp-attribute": "url"
    },
    "link": {
      "description": "Original link into the message (Supposed harmless).",
      "ui-priority": 1,
      "misp-attribute": "link"
    },
    "archive": {
      "description": "Archive of the original message (Internet Archive, Archive.is, etc).",
      "ui-priority": 1,
      "multiple": true,
      "misp-attribute": "link"
    },
    "attachment": {
      "description": "The message file or screen capture.",
      "ui-priority": 1,
      "multiple": true,
      "misp-attribute": "attachment"
    },
    "sent-date": {
      "description": "Initial sent date of the message.",
      "ui-priority": 0,
      "misp-attribute": "datetime",
      "disable_correlation": true
    },
    "received-date": {
      "description": "Received date of the message.",
      "ui-priority": 0,
      "misp-attribute": "datetime",
      "disable_correlation": true
    }
  },
  "version": 1,
  "description": "Instant Message (IM) object template describing one or more IM message.",
  "meta-category": "misc",
  "uuid": "5fa51a24-f40f-4696-a77e-d31e26bab5fc",
  "name": "instant-message"
}