{
  "node_id": "mitre-d3fend-d3-fh-file-hashing",
  "title": "MITRE D3FEND D3-FH: File Hashing (Defensive Tactic - Detect)",
  "domain": "Cybersecurity",
  "version": "1.0.0",
  "last_updated": "2026-05-12",
  "bluf": "MITRE D3FEND D3-FH (File Hashing) is a defensive technique that uses file hash comparisons to detect known malware. Requires a database of malicious hashes to compare against environment files. Counters ATT&CK T1204 (User Execution), T1055 (Process Injection), T1547 (Boot or Logon Autostart), T1027 (Obfuscated Files). Required under NIST SP 800-53 SI-3 + SI-7, ISO 27001 A.8.7, PCI DSS Req 5.",
  "paywall": {
    "status": "LOCKED",
    "unlock_cost_usd": "0.01",
    "skyfire_id": "41779894-ece2-4163-9761-b3b1b76e19b0"
  },
  "crosswalks": {
    "_available_keys": [
      "nist_framework",
      "iso_standard",
      "industry_mapping",
      "mitre_d3fend"
    ],
    "_note": "Full crosswalk values included in vault response"
  },
  "dependencies": [
    "mitre-attack-t1204-user-execution",
    "mitre-attack-t1027-obfuscated-files-information",
    "mitre-d3fend-d3-fim-file-integrity-monitoring",
    "nist-sp-800-53-r5",
    "iso-27001-2022"
  ],
  "primary_citations_count": 8
}