Dyld-DeNeuralyzer

A simple set of POCs to demonstrate in-memory loading of Mach-O's.

• Method 1 - Patch up dyld for in-memory loading of Mach-O bundles.
• Method 2 - Use a custom in-memory loader for loading Mach-O bundles.

Usage

# For Method 1
./dylddeneuralyzer 1 macho_bundle_path

# For Method 2
./dylddeneuralyzer 2 macho_bundle_path

Blog posts

Restoring Dyld Memory Loading - https://blog.xpnsec.com/restoring-dyld-memory-loading/ Building a Custom Mach-O Memory Loader for macOS - Part 1 - https://blog.xpnsec.com/building-a-mach-o-memory-loader-part-1/