LWA-2026-12178 MAL-2026-16235 ↗ confirmed malware

strapi-plugin-osag@3.6.8

Malicious code in strapi-plugin-osag (npm)

T1059.007 · JavaScriptT1082 · System Information DiscoveryT1071.001 · Web ProtocolsT1041 · Exfiltration Over C2 Channel

Analysis

The postinstall hook (postinstall.js) runs automatically on install and collects host information — hostname, OS platform/arch/type/release, username, home directory, and all network interface IP addresses — then exfiltrates it via an HTTP GET request to the remote host 8y70jt07jkewju8wh0o1cgkaw12sqje8[.]oastify[.]com on port 80, path /osinfo, with the collected data encoded in the query string. The package is a Strapi plugin that performs no legitimate plugin function; its sole behaviour is this install-time host-metadata beacon.

analyzed by
Leitwacht
first seen
Sep 16, 2026, 10:53 AM
analyzed
Sep 16, 2026, 10:55 AM

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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.