0xdevalias

Reverse Engineering Webpack Apps

Some notes and techniques for reverse engineering Webpack (and a little bit about React/Vue/Angular) apps.

Table of Contents

• Webpack (and similar bundlers) Chunk Format
  • AST Structure
• Basic minified example

ant1fact

# Setup
sudo apt update && sudo apt upgrade -y
sudo apt install software-properties-common -y
sudo add-apt-repository ppa:deadsnakes/ppa -y

# Python 3.10
sudo apt install python3.10
sudo apt install python3.10-dev
sudo apt install python3.10-distutils
sudo apt install python3.10-venv

3v1n0

#!/bin/bash

CONFIG_PATH=~/.config/Code

for i in $CONFIG_PATH/User/workspaceStorage/*; do
	if [ -f $i/workspace.json ]; then
		folder="$(python3 -c "import sys, json; print(json.load(open(sys.argv[1], 'r'))['folder'])" $i/workspace.json 2>/dev/null | sed 's#^file://##;s/+/ /g;s/%\(..\)/\\x\1/g;')"
	
		if [ -n "$folder" ] && [ ! -d "$folder" ]; then
			echo "Removing workspace $(basename $i) for deleted folder $folder of size $(du -sh $i|cut -f1)"

Barneybook

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