desmali

Table of Contents

• Setting Up
• Running Project using Make
• Running Project using Docker
• Obfuscation Methods
  • Purge Logs [Remove]
  • String Encryption [Replace]
  • Rename Methods [Rename]
  • Rename Class [Rename]
  • Goto Injector [Restructure]
  • Boolean Arithmetic [Restructure]
  • Randomise Labels [Restructure]
• Viewing Debug Logs

Setting Up

1. Build/Install dependencies

➜ ./configure

Running Project using Make

1. To run the program

➜ cd desmali
➜ make server

2. To clean compiled files (.pyc, __pycache__/, .tmp/)

➜ make clean

Running Project using Docker

➜ cd desmali
➜ make docker

Obfuscation Methods

Purge Logs [Remove]

Remove logs that may contain sensitive information

String Encryption [Replace]

Encrypt strings with AES

Rename Methods [Rename]

Rename method declarations and invocations

Rename Class [Rename]

Rename classes and their packages

Goto Injector [Restructure]

Modify the CFG by wrapping each method with 2 nodes

Boolean Arithmetic [Restructure]

Inject an always true/false clause into the CFG

Randomise Labels [Restructure]

Alter the CFG by randomly reordering & abusing goto instructions

Viewing Debug Logs

Logs with the level of verbose and higher will be printed to stdout, to view debug logs, navigate to logs/program.log