EhTrace

EhTrace EhTrace pronounced "ATrace" is a high-performance binary tracing and instrumentation framework for Windows. It enables deep runtime analysis of Windows executables without requiring source code, binary modifications, or traditional debugging. Overview EhTrace leverages Windows Vectored...

DetectWindowsCopyOnWriteForAPI

Windows Process Property Enumeration Tools for Threat Hunting Background The purpose of these tools is to enumerate traits of Windows processes that support the detection of process injection tradecraft used by threat actors. Tools d-cow - Windows Copy on Write Detector for shared Windows APIs e....

Vectored-Exception-Handling-Squared

Vectored Exception Handling Squared A Rust Proof of Concept. Read more on my blog, all original research by CrowdStrike, this is just the POC for it! Unless I am blind; there does not seem to be much out there POC's etc relating to the discovery made by CrowdStrike researchers, called Vectored...

Shellcode-Test-Harness

Shellcode Test Harness A lightweight test harness designed to speed up shellcode development by providing an execution environment with integrated crash diagnostics and debug output redirection. Features Executes shellcode via module stomping Uses VEH to catch crashes: If the shellcode faults, it...

AMSI-patches-learned-till-now

AMSI-patches-learned-till-now I have documented all of the AMSI patches that I learned till now ❗ My AMSI patch Learning till now. Doesn't belong to my Company's Asset! DISCLAIMER: This code is not meant to be Evasive till now! Only a Conceptual Approach. Links: 1...

Astral_Projection

Astral Projection - UDRL Astral Projection is a Cobalt Strike UDRL User-Defined Reflective Loader, that performs advanced module stomping. The UDRL loads a module using LoadLibraryExW, then manipulates its internals by setting VEH to intercept strategic calls that allow it to steal the section...

antidbg

AntiDBG antidbg is a x64 user-mode anti-debugging library for Windows, designed to protect software from debugging. Consider the library as a base for your anti-debugging protection, not as your only defense. The library is: Very easy to use only one function call required. Designed for high...

LazyHook

Overview LazyHook is a stealthy API hooking framework that bypasses Host Intrusion Prevention Systems HIPS through call stack spoofing. By leveraging CPU-level hardware breakpoints and Vectored Exception Handling, it executes arbitrary code as if it originated from trusted, Microsoft-signed...

[Full-disclosure] # a new bug in Olly

Hello full-disclosure! I've found a bug in Olly leading to crash SEH/VEH-based programs during tracing. an example-pack could be found at my web-site http://nezumi.org.ru/olly-bug-776.zip, it includes two SEH/VEH programs and requests XP or latter to run VEH, while SEH works everywhere. Load an...