Tuesday, December 7, 2021

ThreadStackSpoofer – PoC For An Advanced In-Memory Evasion Technique Allowing To Better Hide Injected Shellcode’S Memory Allocation From Scanners And Analysts

A PoC implementation for an advanced in-memory evasion technique that spoofs Thread Call Stack. This technique allows to bypass thread-based memory examination rules and better hide shellcodes while in-process memory.

Intro

This is an example implementation for Thread Stack Spoofing technique aiming to evade Malware Analysts, AVs and EDRs looking for references to shellcode’s frames in an examined thread’s call stack. The idea is to hide references to the shellcode on thread’s call stack t…

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