id: ptr-fingerprint

info:
  name: PTR Detected
  author: pdteam
  severity: info
  description: A PTR record was detected. A PTR record refers to the domain name.
  tags: dns,ptr
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N
    cvss-score: 0.0
    cve-id:
    cwe-id: CWE-200

dns:
  - name: "{{FQDN}}"
    type: PTR

    matchers:
      - type: word
        words:
          - "IN\tPTR"

    extractors:
      - type: regex
        group: 1
        regex:
          - "IN\tPTR\t(.+)"

# Enhanced by mp on 2022/03/14