{ "attributes": { "decryption_key": { "description": "Specifies the decryption key for the encrypted binary data (either via payload_bin or url). For example, this may be useful in cases of sharing malware samples, which are often encoded in an encrypted archive.", "misp-attribute": "text", "ui-priority": 0 }, "encryption_algorithm": { "description": "If the artifact is encrypted, specifies the type of encryption algorithm the binary data (either via payload_bin or url) is encoded in.", "misp-attribute": "text", "ui-priority": 0 }, "md5": { "description": "[Insecure] MD5 hash (128 bits)", "misp-attribute": "md5", "recommended": false, "ui-priority": 1 }, "mime_type": { "description": "Whenever feasible, this value SHOULD be one of the values defined in the Template column in the IANA media type registry [Media Types]. Maintaining a comprehensive universal catalog of all extant file types is obviously not possible. When specifying a MIME Type not included in the IANA registry, implementers should use their best judgement so as to facilitate interoperability.", "disable_correlation": true, "misp-attribute": "mime-type", "ui-priority": 0 }, "payload_bin": { "description": "Specifies the binary data contained in the artifact as a base64-encoded string.", "misp-attribute": "attachment", "ui-priority": 0 }, "sha1": { "description": "[Insecure] Secure Hash Algorithm 1 (160 bits)", "misp-attribute": "sha1", "recommended": false, "ui-priority": 1 }, "sha256": { "description": "Secure Hash Algorithm 2 (256 bits)", "misp-attribute": "sha256", "ui-priority": 1 }, "sha3-256": { "description": "Secure Hash Algorithm 3 (256 bits)", "misp-attribute": "sha3-256", "recommended": false, "ui-priority": 0 }, "sha3-512": { "description": "Secure Hash Algorithm 3 (512 bits)", "misp-attribute": "sha3-512", "recommended": false, "ui-priority": 0 }, "sha512": { "description": "Secure Hash Algorithm 2 (512 bits)", "misp-attribute": "sha512", "ui-priority": 1 }, "ssdeep": { "description": "Fuzzy hash using context triggered piecewise hashes (CTPH)", "misp-attribute": "ssdeep", "ui-priority": 0 }, "tlsh": { "description": "Fuzzy hash by Trend Micro: Locality Sensitive Hash", "misp-attribute": "tlsh", "ui-priority": 0 }, "url": { "description": "The value of this property MUST be a valid URL that resolves to the unencoded content. When present, at least one hash value MUST be present too.", "misp-attribute": "url", "ui-priority": 0 } }, "description": "The Artifact object permits capturing an array of bytes (8-bits), as a base64-encoded string, or linking to a file-like payload. From STIX 2.1 (6.1)", "meta-category": "file", "name": "artifact", "requiredOneOf": [ "payload_bin", "url" ], "uuid": "0a46df3a-bd9b-472c-a1e7-6aede7094483", "version": 3 }