deobfuscate-javascript

Deobfuscate-JavaScript

Statically deobfuscate JavaScript using js-deobfuscator — unpacks literal arrays, replaces/removes proxy functions, simplifies expressions and dead branches, renames hex identifiers, simplifies properties, beautifies

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Overview

Deobfuscate JavaScript files using the js-deobfuscator CLI tool. The tool performs purely static analysis on the AST: it unpacks literal arrays, replaces and removes proxy functions, simplifies expressions and dead branches, renames hex identifiers, simplifies properties, and beautifies the result.

At a Glance

Property	Value
MITRE ATT&CK Tactic	Reconnaissance (TA0043)
Requires Approval	No
Requires Root	Never
Install Timeout	300s

Installation

 Install

sudo apt-get update && sudo apt-get install -y nodejs npm && sudo npm install -g js-deobfuscator

 Verify installation

command -v js-deobfuscator >/dev/null 2>&1 && js-deobfuscator --help >/dev/null 2>&1

 Uninstall

sudo npm uninstall -g js-deobfuscator

 Optional dependencies

nodejs

sudo apt-get update && sudo apt-get install -y nodejs npm

npm

sudo apt-get update && sudo apt-get install -y npm

Note

Installing js-deobfuscator via npm (requires Node.js)...

Documentation

File	Contents
SKILL.md	Parameter reference, returns, examples, edge cases
INSTALL.md	Install / uninstall pipeline
handler.py	Python implementation

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_{Part of the OpenWar skills/tools collection}