Mapping MITRE ATT&CK

The ability to map Atomic Red Team tests to MITRE ATT&CK framework entries is critical for structuring defensive analysis, improving detection rules, and understanding adversary behavior. This process enables defenders to align adversarial tactics with standardized taxonomies, facilitating cross-team collaboration and benchmarking. By correlating Atomic tests with MITRE ATT&CK, analysts can identify gaps in detection coverage, refine incident response playbooks, and prioritize mitigation efforts.

Understanding the Mapping Structure¶

Atomic Red Team tests are designed to emulate adversarial techniques and are explicitly mapped to MITRE ATT&CK entries. Each test includes metadata such as the MITRE technique ID, tactic, and description. For example, the Atomic test T1059.001 (PowerShell command and scripting interpreter) maps to the MITRE ATT&CK technique T1059.001 under the Execution tactic.

To begin mapping, leverage the Atomic Red Team GitHub repository or the MITRE ATT&CK framework to cross-reference test IDs with their corresponding MITRE entries. The mapping is typically one-to-one for most techniques but may include sub-techniques or multiple entries for complex tactics.

Practical Example: Mapping an Atomic Test to MITRE ATT&CK¶

Step 1: Identify the Atomic Test¶

Consider the Atomic test T1059.001 (PowerShell command execution). This test simulates an attacker using PowerShell to execute arbitrary commands.

Atomic Test Command Example:

Invoke-Command -ScriptBlock { whoami }

Step 2: Locate the MITRE ATT&CK Entry¶

The test maps to MITRE ATT&CK technique T1059.001 (Command and Scripting Interpreter). This technique is part of the Execution tactic and describes the use of scripting languages to execute commands.

MITRE ATT&CK Entry:

T1059.001 - Command and Scripting Interpreter
  - Tactic: Execution
  - Description: Execute commands and scripts using command-line interpreters or scripting languages.

Step 3: Analyze the Correlation¶

By mapping the Atomic test to T1059.001, defenders can: - Create detection rules for PowerShell command execution. - Identify potential indicators of compromise (IOCs) such as unusual PowerShell activity. - Prioritize monitoring for script-based execution in logs.

Tools and Techniques for Mapping¶

Atomic CLI: Use the Atomic Red Team CLI to list all tests and their MITRE mappings:
```
atomic list
```
MITRE ATT&CK Matrix: Query the MITRE ATT&CK framework directly via their API or website to find technique details.
Custom Scripts: Automate mapping by parsing Atomic test metadata and cross-referencing with MITRE ATT&CK JSON files.

Key Takeaways¶

Mapping Atomic tests to MITRE ATT&CK provides a structured framework for analyzing adversarial behavior.
Use Atomic Red Team's metadata and MITRE ATT&CK entries to identify gaps in detection and response strategies.
Leverage tools like the Atomic CLI and MITRE ATT&CK API to streamline the mapping process and enhance defensive analysis.