{
  "node_id": "mitre-capec-capec-636-hiding-malicious-data-or-code-within-files",
  "title": "MITRE CAPEC-636: Hiding Malicious Data or Code within Files (Standard Attack Pattern - High Severity)",
  "domain": "Cybersecurity",
  "version": "1.0.0",
  "last_updated": "2026-05-25",
  "bluf": "MITRE CAPEC-636 (Hiding Malicious Data or Code within Files) is a standard-level attack pattern in the MITRE Common Attack Pattern Enumeration and Classification. Files on various operating systems can have a complex format which allows for the storage of other data, in addition to its contents. Often this is metadata about the file, such as a cached thumbnail for an image file. Unless utilities are invoked in a particular way, this data is not visible during the normal use of the file. Likelihood of attack: Unknown. Typical severity: High. Parent pattern for CAPEC-168 Windows ::DATA Alternate Data Stream; CAPEC-35 Leverage Executable Code in Non-Executable Files. Maps to weaknesses CWE-506. Relates to MITRE ATT&CK T1001.002, T1027.003, T1027.004.",
  "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_attack"
    ],
    "_note": "Full crosswalk values included in vault response"
  },
  "dependencies": [
    "nist-sp-800-53-r5",
    "iso-27001-2022",
    "cis-controls-v8",
    "owasp-asvs-l2",
    "mitre-attack-t1001-data-obfuscation",
    "mitre-attack-t1027-014-polymorphic-code"
  ],
  "primary_citations_count": 10
}