You're reading from Incident Response Techniques for Ransomware Attacks Understand modern ransomware attacks and build an incident response strategy to work through them

Product type Paperback

Published in Apr 2022

Publisher Packt

ISBN-13 9781803240442

Length 228 pages

Edition 1st Edition

Concepts

Cybersecurity

Author (1):

Oleg Skulkin

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Table of Contents (17) Chapters

Preface

1. Section 1: Getting Started with a Modern Ransomware Attack

2. Chapter 1: The History of Human-Operated Ransomware Attacks FREE CHAPTER

3. Chapter 2: The Life Cycle of a Human-Operated Ransomware Attack

4. Chapter 3: The Incident Response Process

5. Section 2: Know Your Adversary: How Ransomware Gangs Operate

6. Chapter 4: Cyber Threat Intelligence and Ransomware

7. Chapter 5: Understanding Ransomware Affiliates' Tactics, Techniques, and Procedures

8. Chapter 6: Collecting Ransomware-Related Cyber Threat Intelligence

9. Section 3: Practical Incident Response

10. Chapter 7: Digital Forensic Artifacts and Their Main Sources

11. Chapter 8: Investigating Initial Access Techniques

12. Chapter 9: Investigating Post-Exploitation Techniques

13. Chapter 10: Investigating Data Exfiltration Techniques

14. Chapter 11: Investigating Ransomware Deployment Techniques

15. Chapter 12: The Unified Ransomware Kill Chain

16. Other Books You May Enjoy

Investigating credential access techniques

To be able to start moving laterally, first of all, ransomware affiliates need to obtain elevated credentials. There are a number of popular techniques used by threat actors to solve this problem. For example, they can dump the process memory of the Local Security Authority Subsystem Service (LSASS) to extract credential material or perform a kerberoasting attack. Let's look at how digital forensic analysis can help us to uncover these techniques.

Credential dumping with hacking tools

As you already know, the most common tool for credential dumping is the notorious Mimikatz, developed and maintained by Benjamin Delpy. As it's extremely popular, even built-in antivirus software is usually able to detect and remove it. But, as you know, threat actors commonly deactivate it, so there are cases where ransomware affiliates even download it to the compromised host from the official GitHub page.

Figure 9.1 &...

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You're reading from Incident Response Techniques for Ransomware Attacks Understand modern ransomware attacks and build an incident response strategy to work through them

Table of Contents (17) Chapters

Investigating credential access techniques

Credential dumping with hacking tools

Authors (1)

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You're reading from Incident Response Techniques for Ransomware Attacks Understand modern ransomware attacks and build an incident response strategy to work through them

Table of Contents (17) Chapters

Investigating credential access techniques

Credential dumping with hacking tools

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Authors (1)

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