Detecting Malicious Npm Packages

Mahipal

Triage npm packages and lockfiles for install-script malware, credential exfiltration, and worming behavior using GuardDog, manual tarball inspection, and dynamic detonation with network/filesystem monitoring.

Install

npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill detecting-malicious-npm-packages

npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill detecting-malicious-npm-packages -a claude-code -g

npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill detecting-malicious-npm-packages -a codex -g

gemini skills install https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git --path skills/detecting-malicious-npm-packages

gh skill install mukul975/Anthropic-Cybersecurity-Skills detecting-malicious-npm-packages

git clone --depth 1 https://github.com/mukul975/Anthropic-Cybersecurity-Skills /tmp/mukul975__Anthropic-Cybersecurity-Skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/mukul975__Anthropic-Cybersecurity-Skills/skills/detecting-malicious-npm-packages ~/.claude/skills/detecting-malicious-npm-packages   # Claude Code
cp -R /tmp/mukul975__Anthropic-Cybersecurity-Skills/skills/detecting-malicious-npm-packages ~/.agents/skills/detecting-malicious-npm-packages   # Codex, Cursor, Gemini CLI, Copilot, OpenCode

Install

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