Book Image

Python for Offensive PenTest

By : Hussam Khrais
Book Image

Python for Offensive PenTest

By: Hussam Khrais

Overview of this book

Python is an easy-to-learn and cross-platform programming language that has unlimited third-party libraries. Plenty of open source hacking tools are written in Python, which can be easily integrated within your script. This book is packed with step-by-step instructions and working examples to make you a skilled penetration tester. It is divided into clear bite-sized chunks, so you can learn at your own pace and focus on the areas of most interest to you. This book will teach you how to code a reverse shell and build an anonymous shell. You will also learn how to hack passwords and perform a privilege escalation on Windows with practical examples. You will set up your own virtual hacking environment in VirtualBox, which will help you run multiple operating systems for your testing environment. By the end of this book, you will have learned how to code your own scripts and mastered ethical hacking from scratch.
Table of Contents (13 chapters)
Title Page
Copyright and Credits
Packt Upsell

Dynamic DNS

Now, one of the methods we'll discuss here is dynamic DNS. Let's say that the attacker IP is on day 1. Then, the next day, we get an IP address of Then, how would our target know the new IP address ? The answer is dynamic DNS (DDNS). It is a method to preserve a unique name for you on a DNS server. While the reserved name is fixed, the correlated IP address will change each time you change your public IP address. For demonstration, we will use It provides a free dynamic DNS service. So I have previously preserved a name called So on the target side, instead of hard-coding the IP address on that script, we will do a DNS lookup for this name; then we will retrieve the IP address to make the connection. Now, you're probably asking: When the attacker IP address changes, how does know the new IP address to update its DNS record? Well, the answer is via a software agent, which should be installed on our Kali machine. The agent...