Anthropic-Cybersecurity-Skills/skills/analyzing-threat-actor-ttps-with-mitre-navigator/SKILL.md

name, description, domain, subdomain, tags, version, author, license, nist_ai_rmf, atlas_techniques, d3fend_techniques, nist_csf, mitre_attack

name	description	domain	subdomain	tags	version	author	license	nist_ai_rmf	atlas_techniques	d3fend_techniques	nist_csf	mitre_attack
analyzing-threat-actor-ttps-with-mitre-navigator	Map advanced persistent threat (APT) group tactics, techniques, and procedures (TTPs) to the MITRE ATT&CK framework using the ATT&CK Navigator and attackcti Python library. The analyst queries STIX/TAXII data for group-technique associations, generates Navigator layer files for visualization, and compares defensive coverage against adversary profiles. Activates for requests involving APT TTP mapping, ATT&CK Navigator layers, threat actor profiling, or MITRE technique coverage analysis.	cybersecurity	threat-intelligence	mitre-attack navigator threat-intelligence apt ttp-mapping stix attackcti	1.0	mahipal	Apache-2.0	MEASURE-2.7 MAP-5.1 MANAGE-2.4	AML.T0070 AML.T0066 AML.T0082	File Metadata Consistency Validation Application Protocol Command Analysis Identifier Analysis Content Format Conversion Message Analysis	ID.RA-01 ID.RA-05 DE.CM-01 DE.AE-02	T1566.001 T1059.001 T1071.001 T1547.001 T1053.005

Analyzing Threat Actor TTPs with MITRE Navigator

Overview

The MITRE ATT&CK Navigator is a web application for annotating and visualizing ATT&CK matrices. Combined with the attackcti Python library (which queries ATT&CK STIX data via TAXII), analysts can programmatically generate Navigator layer files mapping specific threat group TTPs, compare multiple groups, and assess detection coverage gaps against known adversaries.

When to Use

• When investigating security incidents that require analyzing threat actor ttps with mitre navigator
• When building detection rules or threat hunting queries for this domain
• When SOC analysts need structured procedures for this analysis type
• When validating security monitoring coverage for related attack techniques

Prerequisites

• Python 3.8+ with attackcti and stix2 libraries installed
• MITRE ATT&CK Navigator (web UI or local instance)
• Understanding of STIX 2.1 objects and relationships

Steps

1. Query ATT&CK STIX data for target threat group using attackcti
2. Extract techniques associated with the group via STIX relationships
3. Generate ATT&CK Navigator layer JSON with technique annotations
4. Overlay detection coverage to identify gaps
5. Export layer for team review and defensive planning

Expected Output

{
  "name": "APT29 TTPs",
  "domain": "enterprise-attack",
  "techniques": [
    {"techniqueID": "T1566.001", "score": 1, "comment": "Spearphishing Attachment"},
    {"techniqueID": "T1059.001", "score": 1, "comment": "PowerShell"}
  ]
}