unidbg

Allows you to emulate an Android native library, and an experimental iOS emulation.

This is an educational project to learn more about the ELF/MachO file format and ARM assembly.

Use it at your own risk !

License

• unidbg uses software libraries from Apache Software Foundation.

Simple tests under src/test directory

• unidbg-android/src/test/java/com/bytedance/frameworks/core/encrypt/TTEncrypt.java

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• unidbg-android/src/test/java/com/sun/jna/JniDispatch32.java
  

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• unidbg-android/src/test/java/com/sun/jna/JniDispatch64.java
  

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• unidbg-android/src/test/java/org/telegram/messenger/Utilities32.java
  

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• unidbg-android/src/test/java/org/telegram/messenger/Utilities64.java
  

More tests

• unidbg-android/src/test/java/com/github/unidbg/android/QDReaderJni.java
• unidbg-android/src/test/java/com/anjuke/mobile/sign/SignUtil.java

Features

• Emulation of the JNI Invocation API so JNI_OnLoad can be called.
• Support JavaVM, JNIEnv.
• Emulation of syscalls instruction.
• Support ARM32 and ARM64.
• Inline hook, thanks to Dobby.
• Android import hook, thanks to xHook.
• iOS fishhook and substrate and whale hook.
• unicorn backend support simple console debugger, gdb stub, instruction trace, memory read/write trace.
• Support iOS objc and swift runtime.
• Support dynarmic fast backend.
• Support Apple M1 hypervisor, the fastest ARM64 backend.
• Support Linux KVM backend with Raspberry Pi B4.

Thanks

• unicorn
• dynarmic
• HookZz
• xHook
• AndroidNativeEmu
• usercorn
• keystone
• capstone
• idaemu
• jelf
• whale
• kaitai_struct
• fishhook
• runtime_class-dump
• mman-win32

Stargazers over time