Full Report
This is the in-studio version of our live in DC event from July. In this webcast, John covers how to set up Active Directory Active Defense (ADAD) using tools in […] The post WEBCAST: Active Domain Active Defense (Active DAD) Primer with John Strand appeared first on Black Hills Information Security, Inc..
Analysis Summary
# Best Practices: Active Directory Active Defense (ADAD) Implementation
## Overview
These practices focus on implementing Active Directory Active Defense (ADAD) strategies, utilizing tools from the Active Defense Harbinger Distribution (ADHD), to actively detect and respond to adversary actions within an Active Directory environment. This involves setting up deceptive mechanisms like honey accounts and fake file shares.
## Key Recommendations
### Immediate Actions
1. **Deploy Deceptive Accounts:** Immediately begin creating **honey accounts** (fake user accounts designed to be compromised) within Active Directory to act as early warning signals for credential theft attempts.
2. **Implement Honey Document Creation:** Create **callback word documents** containing embedded triggers that alert defenders when accessed or attempted to be used by an unauthorized party.
### Short-term Improvements (1-3 months)
1. **Establish Fake SMB Infrastructure:** Set up convincing **fake SMB shares** (Server Message Block shares) configured to entice attackers seeking lateral movement or access to sensitive data.
2. **Integrate Warning Mechanisms:** Ensure the mechanisms tied to honey accounts and callback documents are actively monitored and configured to trigger immediate high-priority alerts upon engagement.
3. **Utilize ADHD Capabilities:** Begin integrating and testing the specific tools provided within the **Active Defense Harbinger Distribution (ADHD)** for automated deployment and management of defensive decoys.
### Long-term Strategy (3+ months)
1. **Develop Continuous Monitoring Playbooks:** Establish documented Security Operations Center (SOC) playbooks detailing incident response and containment steps specifically triggered by alerts generated from ADAD honeypots.
2. **Conduct Regular Audit and Refresh:** Establish a recurring schedule to audit, refresh, and diversify the deployed honey accounts, documents, and shares to maintain their believability and effectiveness against evolving attacker tactics.
3. **Integrations:** Plan for integration of ADAD alerts with existing security monitoring platforms (SIEM/SOAR) for automated correlation and response actions.
## Implementation Guidance
### For Small Organizations
- Focus initial efforts strictly on deploying a few high-value honey accounts tied to a simple alerting mechanism (e.g., email notification or log entry).
- Leverage off-the-shelf components within ADHD rather than custom scripting to minimize required internal expertise.
### For Medium Organizations
- Implement both honey accounts and fake SMB shares across a selection of non-critical domain controllers or standard user segments.
- Assign specific personnel to monitor and validate initial alerts from the ADAD infrastructure, refining false-positive rates.
### For Large Enterprises
- Deploy ADAD decoys systematically across multiple domains, forests, or organizational units, ensuring diversification of decoy types and locations.
- Integrate alerts into a mature Security Information and Event Management (SIEM) system and define automated enrichment or containment actions via a Security Orchestration, Automation, and Response (SOAR) platform.
## Configuration Examples
*(Note: Specific configuration commands were not provided in the source summary, but the following actions are implied based on the context of Active DAD implementation described by John Strand.)*
| Component | Actionable Configuration Detail |
| :--- | :--- |
| **Honey Accounts** | Create new, non-privileged, but convincingly named user accounts (e.g., "Service\_Finance\_Backup", "John.Doe.Temp"). Ensure they have plausible, unused credentials. |
| **Callback Documents** | Create documents (e.g., Word, Excel) and embed specific, non-standard macros or external links whose access triggers an alert (e.g., an HTTP request to an internal listener). |
| **Fake SMB Shares** | Configure new, easily discoverable file shares named for common system functions (e.g., `\\DC01\PatchLogs`, `\\FileServer03\Q4Strategy`) that contain decoy files. |
## Compliance Alignment
While ADAD is fundamentally a threat detection and operational security practice, successful implementation supports evidence for the following:
- **NIST CSF:** Supports **Protect** (PR.AC-4: Access Control Policies) and **Detect** (DE.AE: Anomalies and Events) functions by monitoring for misuse of privileged/decoy resources.
- **ISO/IEC 27001:** Addresses organizational security measures related to access control and monitoring of internal systems.
- **CIS Controls:** Supports Control 10 (Access Control Management) and Control 16 (Incident Response Management) through proactive detection mechanisms.
## Common Pitfalls to Avoid
1. **Over-Alerting:** Sending alerts from non-critical activity within the decoy environment can lead to alert fatigue and missed real incidents. Triage alerting logic carefully.
2. **Inconsistent Visibility:** Failing to ensure that security tools (like endpoint detection or network traffic analysis) have clear visibility into the decoy assets will render the deception useless.
3. **Attacker Discovery:** If decoy accounts or shares are too easily identifiable or share obvious patterns (e.g., all named "HONEY"), sophisticated attackers will identify and ignore them. Vary the naming conventions and deployment locations.
4. **Ignoring Alerts:** The primary purpose of ADAD is early warning. Alerts generated by honey accounts must be treated with the same urgency as alerts from production systems.
## Resources
- **Active Defense Harbinger Distribution (ADHD):** The specific collection of tools derived from this webcast used for deploying ADAD components.
- **Slides:** Review the presentation slides referenced for detailed setup instructions (often available via links provided by the presenter, such as Dropbox links shared during the original webcast).
- **RITA (Real-time Intrusion Detection for the Enterprise):** A related tool referenced by BHIS, often useful for monitoring the network traffic generated by or directed at these decoy assets.