WinIoCtlDecoder
An IDA Pro plugin which decodes a Windows Device I/O control code into DeviceType, FunctionCode, AccessType and MethodType.
Installation
Copy the Python file in a /plugins directory to a (IDA)/plugins directory. It should be located like this:
C:\Program Files\IDA Pro x.x\plugins\WinIoCtlDecoder.py
Usage
- Select an interesting IOCTL code in the disassemble window.
- Hit Ctrl+Alt+D or select Edit/Plugins/Windows IOCTL code decoder
You also can call 'winio_decode' function directly from the Python CLI window.
The result will be printed in the Output window.
Python>winio_decode(0x220086)
winio_decode(0x00220086)
Device : FILE_DEVICE_UNKNOWN (0x22)
Function : 0x21
Method : METHOD_OUT_DIRECT (2)
Access : FILE_ANY_ACCESS (0)