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Xbox360/Xenon loader plugin for IDA 9, and xex1tool, supporting most known Xbox360/Xenon .XEX executable file formats.

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idaxex

idaxex is a native loader plugin for IDA Pro, adding support for loading in Xbox360 XEX executables.

Originally started as an IDAPython loader, work was continued as a native DLL to solve the shortcomings of it.

This should hopefully have the same features as xorloser's great Xex Loader (for IDA 6 and older), along with additional support for some early non-XEX2 formats, such as XEX1 used on beta-kits.

Supported formats

Includes support for the following XEX formats:

  • XEX2 (>= kernel 1861)
  • XEX1 (>= 1838)
  • XEX% (>= 1746)
  • XEX- (>= 1640)
  • XEX? (>= 1529)
  • XEX0 (>= 1332)

Features

  • Can handle compressed/uncompressed images, and encrypted/decrypted (with support for retail, devkit & pre-release encryption keys)
  • Reads in imports & exports into the appropriate IDA import/export views.
  • Automatically names imports that are well-known, such as imports from the kernel & XAM, just like xorloser's loader would.
  • PE sections are created & marked with the appropriate permissions as given by the PE headers.
  • AES-NI support to help improve load times of larger XEXs.
  • Marks functions from .pdata exception directory & allows IDA's eh_parse plugin to read exception information.
  • Passes codeview information over to IDA, allowing it to prompt for & load PDBs without warnings/errors.

Install

Builds for IDA 9 are available in the releases section.

To install the loader just extract the contents of the folder for your IDA version into IDA's install folder (eg. C:\Program Files\IDA Professional 9.0)

I recommend pairing this loader with the PPCAltivec plugin, an updated version for IDA 7 is available at hayleyxyz's repo here: https://github.com/hayleyxyz/PPC-Altivec-IDA

Building

Make sure to clone repo recursively for excrypt submodule to get pulled in.

Windows

Clone the repo into your idasdk\ldr\ folder and then build idaxex.sln with VS2022.

Linux

  • Setup ida-cmake in your idasdk folder
  • Make sure IDASDK env var points to your idasdk folder
  • Clone idaxex repo
  • Run cmake . -DEA64=YES inside idaxex folder
  • Run make
  • To build xex1tool run cmake/make inside the xex1tool folder

On newest IDA you may need to edit ida-cmake common.cmake and change libida64.so to libida.so for build to link properly.

Credits

Based on work by the Xenia project, XEX2.bt by Anthony, xextool 0.1 by xor37h, Xex Loader & x360_imports.idc by xorloser, xkelib, and probably many others I forgot to name.

Thanks to everyone involved in the Xbox 360 modding/reverse-engineering community!

xex1tool

Also included is an attempt at recreating xorloser's XexTool, for working with older pre-XEX2 executables.
(The name is only to differentiate it from the original XexTool - it'll still support XEX2 files fine)

So far it can print info about the various XEX headers via -l, and extract the basefile (PE/XUIZ) from inside the XEX.

For XEX files that are both decrypted & decompressed xex1tool can also convert a VA address to a file offset for you, making file patching a little easier.

Support for other XexTool features may slowly be added over time (of course any help is appreciated!)

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Xbox360/Xenon loader plugin for IDA 9, and xex1tool, supporting most known Xbox360/Xenon .XEX executable file formats.

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