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Antivirus Bypass Techniques

You're reading from Antivirus Bypass Techniques Learn practical techniques and tactics to combat, bypass, and evade antivirus software

Product type Paperback

Published in Jul 2021

Publisher Packt

ISBN-13 9781801079747

Length 242 pages

Edition 1st Edition

Concepts

Malware Analysis

Authors (2):

Uriel Kosayev

Nir Yehoshua

View More author details

Table of Contents (13) Chapters

Preface

1. Section 1: Know the Antivirus – the Basics Behind Your Security Solution

2. Chapter 1: Introduction to the Security Landscape FREE CHAPTER

3. Chapter 2: Before Research Begins

4. Chapter 3: Antivirus Research Approaches

5. Section 2: Bypass the Antivirus – Practical Techniques to Evade Antivirus Software

6. Chapter 4: Bypassing the Dynamic Engine

7. Chapter 5: Bypassing the Static Engine

8. Chapter 6: Other Antivirus Bypass Techniques

9. Section 3: Using Bypass Techniques in the Real World

10. Chapter 7: Antivirus Bypass Techniques in Red Team Operations

11. Chapter 8: Best Practices and Recommendations

12. Other Books You May Enjoy

Buffer overflow

A buffer overflow (or overrun) is a very common and well-known attack vector that is mostly used to "overflow" vulnerable programs. This involves sending a large amount of data, which is handled without proper input validation, causing the program to fail in one of a number of ways. Once this vulnerability has been exploited, it can be used to inject malicious shellcode and take full control of the victim's device. Over the years, buffer-overflow vulnerabilities have also been exploited in the wild to bypass security mechanisms such as antivirus software, both through bypassing antivirus engines and through gaining full control of the target victim machine.

There are two types of buffer overflow vulnerabilities that can be exploited:

Stack-based buffer overflow
Heap-based buffer overflow

To keep things simple, we will focus on stack-based buffer overflow, since the goal of this book is to bypass antivirus software and not primarily...

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Authors (2)

Nir Yehoshua

Nir Yehoshua

Nir Yehoshua is an Israeli security researcher with more than 8 years of experience in several information security fields. His specialties include vulnerability research, malware analysis, reverse engineering, penetration testing, and incident response. He is an alumnus of an elite security research and incident response team in the Israel Defense Forces. Today, Nir is a full-time bug bounty hunter and consults for Fortune 500 companies, aiding them in detecting and preventing cyber-attacks. Over the years, Nir has discovered security vulnerabilities in several companies, including FACEIT, Bitdefender, McAfee, Intel, Bosch, and eScan Antivirus, who have mentioned him in their Hall of Fame.

See other products by Nir Yehoshua

Uriel Kosayev

Uriel Kosayev

Uriel Kosayev is an Israeli security researcher with over eight years of experience in the cybersecurity field. Uriel is the author of the Antivirus Bypass Techniques book and a lecturer who has developed courses in the cybersecurity field. Uriel has hands-on experience in malware research, reverse engineering, penetration testing, digital forensics, and incident response. During his army service, Uriel worked to strengthen an elite incident response team in both practical and methodological ways.

See other products by Uriel Kosayev

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