diaphora.md

Diaphora Binary Diffing Cheatsheet

Installation Guide

IDA Pro Plugin Installation

# Clone repository
git clone https://github.com/joxeankoret/diaphora.git

# Copy to IDA plugins directory
# For IDA 7.x
cp diaphora.py %IDADIR%/plugins/

Optional Dependencies

pip install pymssql
pip install mysql-python
pip install psycopg2

Basic Operations

Exporting Binary Information

Command	Purpose
File -> Script File... -> diaphora.py	Launch Diaphora plugin
Export -> Binary	Export binary for diffing
Export -> Database	Export to SQLite database
Export -> Project	Export project settings

Diffing Commands

Basic Diffing

Operation	Purpose
Diff -> Quick Diff	Fast comparison
Diff -> Deep Diff	Detailed analysis
Diff -> Selective Diff	Compare specific functions
Diff -> Custom Diff	User-defined comparison

Advanced Diffing

Operation	Purpose
Analysis -> Call Graphs	Compare call graphs
Analysis -> Strings	Compare string references
Analysis -> Constants	Compare numerical constants
Analysis -> Imports	Compare imported functions

Matching Options

Function Matching

Option	Purpose
Match -> Exact	100% identical matches
Match -> Partial	Similar functions
Match -> Sequential	Order-based matching
Match -> Experimental	AI-based matching

Heuristic Settings

Setting	Purpose
Heuristic -> Basic Blocks	Compare block structure
Heuristic -> Instructions	Compare instruction sequences
Heuristic -> Mnemonics	Compare assembly mnemonics
Heuristic -> Names	Compare function names

Results Analysis

Viewing Results

View	Purpose
Results -> Best Matches	Show highest confidence matches
Results -> Partial Matches	Show similar functions
Results -> Unmatched	Show unique functions
Results -> Statistics	Show diffing statistics

Export Options

Format	Command
Export -> CSV	Export results to CSV
Export -> SQL	Export to SQL database
Export -> JSON	Export to JSON format
Export -> HTML	Generate HTML report

Advanced Features

Batch Processing

Command	Purpose
Batch -> Load Files	Process multiple binaries
Batch -> Export All	Export batch results
Batch -> Compare All	Diff multiple files
Batch -> Generate Report	Create batch report

Customization

Feature	Purpose
Config -> Thresholds	Adjust matching sensitivity
Config -> Filters	Set comparison filters
Config -> Ignore Lists	Exclude functions/areas
Config -> Plugins	Manage custom plugins

Debugging

Command	Purpose
Debug -> Log	Show debug information
Debug -> Profile	Performance analysis
Debug -> Validate	Check results accuracy
Debug -> Compare	Manual result verification