Book Image

Mastering Defensive Security

By : Cesar Bravo
Book Image

Mastering Defensive Security

By: Cesar Bravo

Overview of this book

Every organization has its own data and digital assets that need to be protected against an ever-growing threat landscape that compromises the availability, integrity, and confidentiality of crucial data. Therefore, it is important to train professionals in the latest defensive security skills and tools to secure them. Mastering Defensive Security provides you with in-depth knowledge of the latest cybersecurity threats along with the best tools and techniques needed to keep your infrastructure secure. The book begins by establishing a strong foundation of cybersecurity concepts and advances to explore the latest security technologies such as Wireshark, Damn Vulnerable Web App (DVWA), Burp Suite, OpenVAS, and Nmap, hardware threats such as a weaponized Raspberry Pi, and hardening techniques for Unix, Windows, web applications, and cloud infrastructures. As you make progress through the chapters, you'll get to grips with several advanced techniques such as malware analysis, security automation, computer forensics, and vulnerability assessment, which will help you to leverage pentesting for security. By the end of this book, you'll have become familiar with creating your own defensive security tools using IoT devices and developed advanced defensive security skills.
Table of Contents (23 chapters)
Section 1: Mastering Defensive Security Concepts
Section 2: Applying Defensive Security
Section 3: Deep Dive into Defensive Security

Performing malware analysis

First, let's start by downloading the executable files from their site at

Once you have the executable files, just double-click on them to run them. Then, you will be able to see the main interface, as shown in the following screenshot:

Figure 14.6 – PeStudio GUI

Now, as seen in the preceding screenshot, we just need to drag and drop the file that we want to analyze.


Malware analysis is a dangerous task that may harm your computer or even your entire network, so before starting, you need to follow some security measures, as we highlight next.

Security measurements

There are some security rules that must be followed to reduce the risk when performing malware analysis. Here is a compilation of them:

  • Never use your personal or work computer to perform malware analysis.
  • Make sure the machine used for testing is isolated from the network.
  • The use of...