GCVE-110-OSM-2026-10363

This package is a clear install-time data stealer aimed at the machine running `npm install`, consistent with a commodity credential-and-system-info exfiltration attacker model. The `preinstall` hook runs `node index.js`, and that file collects `os.homedir()`, `os.hostname()`, `os.userInfo().username`, `dns.getServers()`, `package.json`, and sensitive local files like `/etc/passwd` and `/etc/hosts` before POSTing them to `ltivq9rn7t7gkxho4o1micsk6bc20uoj.oastify.com`. The domain is classified as a custom C2/exfil endpoint, and the code explicitly labels it as a “Burp Collaborator server,” which is a strong indicator of malicious test or operational exfiltration rather than legitimate telemetry. Given the high-confidence install hook plus credential/system theft behavior, this should be treated as malicious and submitted. ENTRY index.js (install-hook: node index.js) - Install Hook Executes Local JS File in package.json DESTINATION - 1 exfil (custom-c2) (values recorded in verified_iocs) EXFIL - Sensitive File Access in index.js: "'/etc/passwd'" - OAST/Interactsh Exfiltration in index.js: "oastify.com" - Network Request in index.js: "https.request(" - System Information Collection in index.js: "os.userInfo()" - Suspicious Domain in index.js: "oastify.com" PAYLOAD FILES index.js