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Mastering Malware Analysis

You're reading from   Mastering Malware Analysis The complete malware analyst's guide to combating malicious software, APT, cybercrime, and IoT attacks

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Product type Paperback
Published in Jun 2019
Publisher Packt
ISBN-13 9781789610789
Length 562 pages
Edition 1st Edition
Languages
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Authors (2):
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Alexey Kleymenov Alexey Kleymenov
Author Profile Icon Alexey Kleymenov
Alexey Kleymenov
Amr Thabet Amr Thabet
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Amr Thabet
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Toc

Table of Contents (18) Chapters Close

Preface 1. Section 1: Fundamental Theory FREE CHAPTER
2. A Crash Course in CISC/RISC and Programming Basics 3. Section 2: Diving Deep into Windows Malware
4. Basic Static and Dynamic Analysis for x86/x64 5. Unpacking, Decryption, and Deobfuscation 6. Inspecting Process Injection and API Hooking 7. Bypassing Anti-Reverse Engineering Techniques 8. Understanding Kernel-Mode Rootkits 9. Section 3: Examining Cross-Platform Malware
10. Handling Exploits and Shellcode 11. Reversing Bytecode Languages: .NET, Java, and More 12. Scripts and Macros: Reversing, Deobfuscation, and Debugging 13. Section 4: Looking into IoT and Other Platforms
14. Dissecting Linux and IoT Malware 15. Introduction to macOS and iOS Threats 16. Analyzing Android Malware Samples 17. Other Books You May Enjoy

How do rootkits perform an object manipulation attack?

For a rootkit to hide a process, it is enough to modify the ActiveProcessLink in the previous and the following EPROCESS objects to skip the EPROCESS of the process it wants to hide. The steps are simple and are given as follows:

  1. Get the current process's EPROCESS using the PsLookupProcessByProcessId API.
  2. Follow the ActiveProcessLinks to find the EPROCESS of the process that you want to hide.
  3. Change the FLink of the previous EPROCESS so that it doesn't point to this EPROCESS but to the next one instead.
  4. Change the BLink of the next process so that it doesn't point to this EPROCESS but to the previous one instead.

The challenging part in this process is to reliably find the ActiveProcessLinks with all the changes that Windows introduces from one version to another. There are multiple techniques in dealing with the offset of ActiveProcessLinks (and the process ID as well), which are as follows:

  1. Get the OS version and...
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