Thefatrat a massive exploiting tool : Easy tool to generate backdoor and easy tool to post exploitation attack like browser attack and etc . This tool compiles a malware with popular payload and then the compiled malware can be execute on windows, android, mac . The malware that created with this tool also have an ability to bypass most AV software protection .

Veil 3.1.X (Check version info in Veil at runtime)

Loki - Simple IOC and Incident Response Scanner

The project where literally anything* goes.

Veil Evasion is no longer supported, use Veil 3.0!

VirusTotal Wanna Be - Now with 100% more Hipster

Undetectable Windows Payload Generation

ClamAV Development - FAQ is here: https://github.com/Cisco-Talos/clamav-faq

windows kernel security development

Python antivirus evasion tool

Android Application Identifier for Packers, Protectors, Obfuscators and Oddities - PEiD for Android

Modular file scanning/analysis framework

An Python Script For Generating Payloads that Bypasses All Antivirus so far .

Antivirus evasion project

PHP-based anti-virus anti-trojan anti-malware solution.

TinyAntivirus is an open source antivirus engine designed for detecting polymorphic virus and disinfecting it.

A hackable malware sandbox for the 21st Century

Firewall and Privatizing Proxy for Trackers, Attackers, Malware, Adware, and Spammers with Anti-Virus On-Demand and On-Access Scanning (PF, squid, privoxy, hphosts, dshield, emergingthreats, hostsfile, PAC file, clamav)

Armor is a simple Bash script designed to create encrypted macOS payloads capable of evading antivirus scanners.

KicomAV is an open source (GPL v2) antivirus engine designed for detecting malware and disinfecting it.

Chimera is a (shiny and very hack-ish) PowerShell obfuscation script designed to bypass AMSI and commercial antivirus solutions.

Armadito antivirus main repository

Sandboxed, Rust-based, Windows Defender Client

Research on Anti-malware and other related security solutions

List of real-world threats against endpoint protection software

Як не стати кібер-жертвою

Meterpreter Encrypted Payload by C#

Automatically generate AV byte signatures from sets of similar binaries.