Book Image

Learning Network Forensics

By : Samir Datt
Book Image

Learning Network Forensics

By: Samir Datt

Overview of this book

We live in a highly networked world. Every digital device—phone, tablet, or computer is connected to each other, in one way or another. In this new age of connected networks, there is network crime. Network forensics is the brave new frontier of digital investigation and information security professionals to extend their abilities to catch miscreants on the network. The book starts with an introduction to the world of network forensics and investigations. You will begin by getting an understanding of how to gather both physical and virtual evidence, intercepting and analyzing network data, wireless data packets, investigating intrusions, and so on. You will further explore the technology, tools, and investigating methods using malware forensics, network tunneling, and behaviors. By the end of the book, you will gain a complete understanding of how to successfully close a case.
Table of Contents (17 chapters)
Learning Network Forensics
About the Author
About the Reviewers

Understanding malware payload behavior

Every malware out there in the jungle has a job to do. Whether it is to choke up your network or steal your money, malware is designed with an objective. This objective is known as its payload. This is the damage the malware causes to our systems or network. From a network forensic investigation perspective, it is very important for us to understand what the payload of the malware is. This helps us in identifying the extent of damage caused by the malware and figuring out how to contain, counter, or prevent the damage caused.

These payloads can be any of the following:

  • Destructive

  • Theft of identity

  • Espionage

  • Financial fraud

  • Theft of data

  • Misuse of resources

Let's take a brief look at each of these.


While most payloads are destructive in one way or another, some malware specialize in carrying out focused destructive activity.

In a number of cases, destructive payloads can be easy to identify and can include crashing the infected system or device. This...