tracker-cloudflare@1.0.0
Malicious code in tracker-cloudflare (npm)
T1059.007 · JavaScriptT1082 · System Information DiscoveryT1005 · Data from Local SystemT1041 · Exfiltration Over C2 ChannelT1071.001 · Web Protocols
Analysis
The preinstall hook runs index.js, which collects host information from the installing machine — hostname, username, home directory, DNS servers, the full package.json, and the contents of /etc/passwd and /etc/hosts — and POSTs it as JSON to the Burp Collaborator endpoint c6j5cmm8sia88v4zyhykqvhvcmid65uu[.]oastify[.]com on port 443. The data exfiltration runs automatically at install time.
- analyzed by
- Leitwacht
- first seen
- Sep 11, 2026, 04:07 PM
- analyzed
- Sep 11, 2026, 04:07 PM
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Independently detected by the Leitwacht supply-chain probe. IOCs are defanged. Published CC0. Think this is a mistake? See the dispute policy.