Book Image

Cybersecurity – Attack and Defense Strategies. - Second Edition

By : Yuri Diogenes, Dr. Erdal Ozkaya
Book Image

Cybersecurity – Attack and Defense Strategies. - Second Edition

By: Yuri Diogenes, Dr. Erdal Ozkaya

Overview of this book

Cybersecurity – Attack and Defense Strategies, Second Edition is a completely revised new edition of the bestselling book, covering the very latest security threats and defense mechanisms including a detailed overview of Cloud Security Posture Management (CSPM) and an assessment of the current threat landscape, with additional focus on new IoT threats and cryptomining. Cybersecurity starts with the basics that organizations need to know to maintain a secure posture against outside threat and design a robust cybersecurity program. It takes you into the mindset of a Threat Actor to help you better understand the motivation and the steps of performing an actual attack – the Cybersecurity kill chain. You will gain hands-on experience in implementing cybersecurity using new techniques in reconnaissance and chasing a user’s identity that will enable you to discover how a system is compromised, and identify and then exploit the vulnerabilities in your own system. This book also focuses on defense strategies to enhance the security of a system. You will also discover in-depth tools, including Azure Sentinel, to ensure there are security controls in each network layer, and how to carry out the recovery process of a compromised system.
Table of Contents (20 chapters)
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Let's put what we've learned into action. In this lab, we'll look at how we can hunt malware without an antivirus.

Hunting Malware without antivirus

There will be times you will not have any security tools to be able to verify whether or not your PC is infected with malware. Did you know that you can use the internal tools like Microsoft command line or PowerShell to see if there is anything wrong with your PC?

This lab will take you through some steps that can help you when you're in need.

PS: As mentioned, you can use your favorite command line utility for this lab. I will use both of them to avoid duplication of the lab steps. Thus, you will see some screenshots taken from CMD and some others taken from PowerShell.

First Step

You need to focus on volatile information, as it can be easily modified or lost when the system is shut down or rebooted. Volatile data resides in registries, cache, and RAM. Determine a logical timeline of the security...