Training Course on Operational Technology and Industrial Control Systems Forensics

Course Title: Training Course on Operational Technology and Industrial Control Systems Forensics

Executive Summary

This two-week intensive training program on Operational Technology (OT) and Industrial Control Systems (ICS) Forensics is designed to equip professionals with the knowledge and skills necessary to investigate security incidents in critical infrastructure environments. Participants will learn about OT/ICS architectures, common attack vectors, forensic data acquisition techniques, and analysis methodologies specific to industrial systems. The course covers legal and ethical considerations, incident response best practices, and the development of forensic readiness plans. Through hands-on labs and real-world case studies, attendees will gain practical experience in identifying, analyzing, and mitigating cyber threats targeting OT/ICS environments. This program aims to enhance the cybersecurity posture of organizations operating critical infrastructure by fostering a skilled workforce capable of conducting effective OT/ICS forensics investigations.

Introduction

The convergence of IT and OT has created new vulnerabilities and risks for industrial control systems (ICS) and critical infrastructure. Cyberattacks on these systems can have devastating consequences, including disruption of essential services, environmental damage, and even loss of life. Effective incident response and forensic investigation capabilities are crucial for mitigating the impact of these attacks and preventing future occurrences. This training course provides a comprehensive overview of OT/ICS forensics, covering the unique challenges and considerations involved in investigating security incidents in industrial environments. Participants will learn about OT/ICS architectures, communication protocols, and security mechanisms. They will also gain hands-on experience with forensic tools and techniques specifically designed for analyzing OT/ICS data. The course emphasizes the importance of collaboration between IT and OT teams, as well as the need for specialized training and expertise in this rapidly evolving field. By the end of this program, participants will be equipped with the knowledge and skills necessary to conduct effective OT/ICS forensics investigations and contribute to the overall security of critical infrastructure.

Course Outcomes

• Understand OT/ICS architectures, components, and communication protocols.
• Identify common attack vectors and vulnerabilities in OT/ICS environments.
• Apply forensic data acquisition techniques to OT/ICS devices and networks.
• Analyze OT/ICS data to identify evidence of malicious activity.
• Develop incident response plans specific to OT/ICS environments.
• Understand legal and ethical considerations related to OT/ICS forensics.
• Enhance the cybersecurity posture of critical infrastructure organizations.

Training Methodologies

• Interactive lectures and discussions
• Hands-on labs and simulations
• Case study analysis
• Expert presentations
• Group exercises
• Live demonstrations
• Q&A sessions

Benefits to Participants

• Gain in-depth knowledge of OT/ICS forensics principles and techniques.
• Develop practical skills in data acquisition, analysis, and incident response.
• Enhance career prospects in the field of cybersecurity.
• Become a valuable asset to organizations operating critical infrastructure.
• Improve ability to protect OT/ICS environments from cyber threats.
• Network with industry experts and peers.
• Receive a certificate of completion.

Benefits to Sending Organization

• Improved incident response capabilities for OT/ICS environments.
• Reduced risk of cyberattacks and disruptions to critical infrastructure.
• Enhanced cybersecurity posture and compliance with industry regulations.
• Increased staff expertise in OT/ICS forensics.
• Better protection of sensitive data and intellectual property.
• Improved business continuity and resilience.
• Enhanced reputation and customer trust.

Target Participants

• Cybersecurity professionals
• IT professionals working in OT/ICS environments
• Incident responders
• Forensic investigators
• Security engineers
• System administrators
• Control system engineers

WEEK 1: OT/ICS Fundamentals and Forensic Data Acquisition

Module 1: Introduction to Operational Technology and Industrial Control Systems

1. Overview of OT/ICS architectures and components
2. Differences between IT and OT environments
3. Common OT/ICS protocols (e.g., Modbus, DNP3, IEC 60870-5-104)
4. SCADA systems and their applications
5. Distributed Control Systems (DCS) and their applications
6. Programmable Logic Controllers (PLCs) and their applications
7. Human-Machine Interfaces (HMIs) and their applications

Module 2: OT/ICS Security Fundamentals

1. Common attack vectors targeting OT/ICS environments
2. OT/ICS vulnerabilities and mitigation strategies
3. Cybersecurity frameworks for OT/ICS (e.g., NIST Cybersecurity Framework, ISA/IEC 62443)
4. Network segmentation and access control
5. Intrusion detection and prevention systems
6. Security information and event management (SIEM) systems
7. Patch management and vulnerability scanning

Module 3: Legal and Ethical Considerations in OT/ICS Forensics

1. Legal frameworks governing OT/ICS security and forensics
2. Data privacy and protection regulations
3. Chain of custody procedures
4. Evidence preservation and admissibility
5. Ethical considerations for forensic investigators
6. Reporting requirements and incident notification
7. Working with law enforcement and regulatory agencies

Module 4: Forensic Data Acquisition from OT/ICS Devices

1. Imaging techniques for OT/ICS devices
2. Data acquisition from PLCs, HMIs, and other industrial devices
3. Network traffic capture and analysis
4. Memory forensics techniques
5. Log collection and analysis
6. Challenges of data acquisition in OT/ICS environments
7. Tools for OT/ICS forensic data acquisition

Module 5: Introduction to Forensic Tools for OT/ICS Environments

1. Overview of specialized forensic tools for OT/ICS
2. Using Wireshark for network traffic analysis
3. Using Security Onion for intrusion detection
4. Using open source tools for data carving
5. Using commercial tools for OT/ICS forensics
6. Building a forensic workstation for OT/ICS investigations
7. Validating the integrity of acquired data

WEEK 2: OT/ICS Data Analysis and Incident Response

Module 6: Analyzing OT/ICS Network Traffic

1. Identifying malicious network activity in OT/ICS environments
2. Analyzing Modbus traffic for suspicious commands
3. Analyzing DNP3 traffic for unauthorized access
4. Identifying command and control (C2) communication
5. Detecting lateral movement within the OT/ICS network
6. Using network intrusion detection systems (NIDS) for threat hunting
7. Creating custom Snort rules for OT/ICS traffic

Module 7: Analyzing OT/ICS Device Logs

1. Collecting and normalizing OT/ICS device logs
2. Identifying suspicious events and anomalies
3. Analyzing PLC logs for unauthorized program changes
4. Analyzing HMI logs for malicious user activity
5. Correlating logs from different devices
6. Using SIEM systems for log analysis
7. Creating custom dashboards for OT/ICS security monitoring

Module 8: Memory Forensics for OT/ICS Devices

1. Memory acquisition from PLCs and other embedded systems
2. Analyzing memory images for malware and rootkits
3. Identifying hidden processes and network connections
4. Extracting configuration data from memory
5. Using Volatility for memory analysis
6. Analyzing memory for evidence of code injection
7. Detecting memory-resident malware

Module 9: Incident Response for OT/ICS Environments

1. Developing an OT/ICS incident response plan
2. Incident triage and prioritization
3. Containment and eradication strategies
4. Recovery and restoration procedures
5. Communication and coordination during an incident
6. Lessons learned and post-incident analysis
7. Tabletop exercises for incident response

Module 10: Developing a Forensic Readiness Plan for OT/ICS Environments

1. Identifying critical assets and data sources
2. Implementing data collection and retention policies
3. Establishing chain of custody procedures
4. Developing incident response playbooks
5. Conducting regular security assessments and audits
6. Training personnel on OT/ICS security and forensics
7. Testing and validating the forensic readiness plan

Action Plan for Implementation

1. Conduct a comprehensive OT/ICS security assessment to identify vulnerabilities and risks.
2. Develop and implement an OT/ICS incident response plan based on industry best practices.
3. Establish a secure and reliable data collection and retention system for OT/ICS devices.
4. Train personnel on OT/ICS security and forensics techniques.
5. Implement a robust patch management and vulnerability scanning program.
6. Regularly test and update the OT/ICS forensic readiness plan.
7. Foster collaboration between IT and OT teams to improve overall security posture.