check_mdi

checkmdi Python script to enumerate valid Microsoft 365 domains, retrieve tenant name, and check for a Microsoft Defender for Identity MDI instance. Based on: https://github.com/thalpius/Microsoft-Defender-for-Identity-Check-Instance. Usage ./checkmdi.py -d...

yetAnotherObfuscator

yetAnotherObfuscator A C obfuscator tool that can bypass Windows Defender antivirus. I made this tool mainly as an excuse to learn more about C and how obfuscators function. This is an alpha release, so expect some nice bugs. Usage: Drag drop the C exe into yetAnotherObfuscator.exe Or provide the...

Lockbit3.0-MpClient-Defender-PoC

Lockbit3.0-MpClient-Defender-PoC Lockbit3.0 Microsoft Defender MpClient.dll DLL Hijacking PoC Based on: LockBit ransomware abuses Windows Defender to load Cobalt Strike https://www.bleepingcomputer.com/news/security/lockbit-ransomware-abuses-windows-defender-to-load-cobalt-strike/ How to test by...

honda

RoguePlanet by Nightmare-Eclipse HONDA by nu11secur1ty RoguePlanet Windows Defender Vulnerability Authors: Original Exploit Developer Nightmare-Eclipse Developing, testing, and weaponization nu11secur1ty Penetration Testing Engineer 🧠 Technical Analysis by nu11secur1ty The exploit leverages a rac...

RedSun-

RedSun The Red Sun vulnerability repository Now, normally I would just drop the PoC code and let people figure it out. But I can't for this one, it's way too funny. When Windows Defender realizes that a malicious file has a cloud tag, for whatever stupid and hilarious reason, the antivirus that's...

Disable-TamperProtection

Disabling Tamper Protection and other Defender / MDE components It is possible to abuse SYSTEM / TrustedInstaller privileges to tamper or delete WdFilter settings ALTITUDE regkey and unload the kernel minidriver to disable Tamper protection and other Defender components. This also affects...

experiments

Experiments Repository of various experiments / PoC. debugging-secure-kernel: PoC gdb debugging the Windows 10 secure kernel, on top of QEMU KVM dns: Experiments regarding DNS / Certificate transparency / Homoglyphs Attack Surface Reduction: Demystifying Windows Attack Surface Reduction internals...

no-defender

DMCA 08/06/24 This project was DMCA'd by some company, so all the releases, sources and everything else was wiped off, but if you still find my project useful or interesting, please leave a star 3. no-defender A slightly more fun way to disable windows defender. How it works There's a WSC Windows...

PSTrojanFile

PSTrojanFile Windows PowerShell Filename and Defender Anti-Malware API - Code Execution POC Discovery: John Page aka hyp3rlinx 2019 and revisted 2023 Updated Dec 24, 2023 Bypassing single quotes obstacle in PowerShell for code exec and bonus PS Windows Event log fail! Semicolon and friend "&"...

Windows Defender <= 1.1.26070.7 Elevation of Privilege (ShieldBreak) (CVE-2026-69414)

The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is prior to or equal to 1.1.26070.7. It is, therefore, affected by an elevation of privilege vulnerability: - Microsoft is aware of an elevation of privilege in the Microsoft Malware Protectio...

CVE-2026-33825

🔨 CVE-2026-33825: BlueHammer Microsoft Defender Elevation of Privilege 📌 General Description The CVE-2026-33825 vulnerability, nicknamed "BlueHammer" , is a critical Local Privilege Escalation EoP flaw in the Microsoft Defender threat remediation engine. 🚨 Critical Impact: It allows a user with...

CVE-2026-5000

CVE-2026-5000 Important infromation This CVE has been approved by the CVE.org as well as the NVD. Please refer the following links of the reference. CVE.org - https://vulners.com/cve/CVE-2026-5000 NVD - https://nvd.nist.gov/vuln/detail/CVE-2026-5000 CVE-2026-5000 Windows Defender Vulnerability Po...

redsun-bluehammer-undefend-detection-pack

RedSun, BlueHammer, UnDefend, and CrossFamily Detection Pack IMPORTANT: All code and detection logic in this repository is AI-generated. There is no guarantee that these scripts are correct, complete, safe, or suitable for any environment. Use these scripts entirely at your own risk. The reposito...

ShieldBreak

ShieldBreak - Windows Defender 0day vulnerability Microsoft has failed to properly patch the RoguePlanet vulnerability CVE-2026-50656, this PoC demonstrates a full patch bypass. The PoC was tested in the latest version of windows 11 25h2 +Canary channel and windows server 2025, the PoC also have ...

Microsoft-Defender-for-Endpoint-Deployment-on-Windows-10-11-device

This repository documents how deployment of Microsoft Defender for Endpoint on a Windows 11 device, including onboarding via local script, enabling device discovery, configuring Log4j2 detection CVE-2021-44228, and validating incident response workflows. Key Features ✅ Local script onboarding for...

RedLine-Stealer-C2-Defender-Bypass-Payload-Analysis

1. C2 Connection – IP 198.46.86.63 Network analysis reveals that RedLine Stealer establishes a connection to the remote IP address 198.46.86.63. This IP is likely the malware's Command & Control C2 server, used for data exfiltration and command delivery. Key Observations: IP Address: 198.46.86.63...

openclaw-defender

openclaw-defender Comprehensive security framework protecting OpenClaw agents from skill supply chain attacks discovered in Snyk's ToxicSkills research Feb 2026. Repository: https://github.com/nightfullstar/openclaw-defender — blocklist and allowlist updates are fetched from here by update-lists....

APEX_official

APEX Code accompanying an anonymous paper submission. The repository separates the APEX defender, benchmark data normalization, trusted capability manifests, and comparison-method integrations so that each layer can be inspected independently. Installation python -m venv .venv source...

defender

🛡️ Linux-Defender.sh 📝 Table of Contents 📌 Overview 🚀 Features 🐧 Supported Distros 📦 Tools Installed ⚙️ Installation Building from Source General 📦 Package Installation Debian .deb Package Arch Linux Package 🧰 Running the Defender 🧾 License 🙋‍♂️ Author ☕ Support & Contribution 📌 Overview Linux...

NullGate

NullGate This project implements a comfortable and modern way to use the NTAPI functions using indirect syscalls, coupled with the FreshyCalls method with a little twist for dynamic syscall number retrieval. It also uses a technique that I haven't seen being mentioned to bypass windows defender's...