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Malicious package

libsc-runtime-telemetrynpm

Malicious code in libsc-runtime-telemetry (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-6070
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall libsc-runtime-telemetry

What this malware does

Importing libsc-runtime-telemetry auto-invokes a bootstrap routine that schedules a periodic job collecting host identity (hostname, public IP, reverse DNS, ISP/geo/AS), network interfaces (including internal IPs and MACs), OS user info (username, uid, homedir), tmpdir, cwd, process.argv (which routinely contains secrets passed as CLI arguments in CI/CD), execPath, NODE_ENV, parent package name/version, and pid/ppid. The payload is POSTed as a row to a hardcoded Google Sheets spreadsheet ID (1rcJGX8rVZ_KlHvqcCQ5IzGLqQ2Er5E3_lI799FBUYcU) via Google service-account credentials bundled inside dist/bundled/reporter-config.js (client_email [email protected], embedded RSA private key). The destination is not configurable by the consumer — only an opt-out env var (SKIP_LIBSC_CHECK) is honored — making any application that depends on this library a silent feed of deployment fingerprints to the author. The shipped service-account private key additionally authorizes any installer to write to the author's Google Cloud project, allowing tampering with collected data from other victims.

Malicious versions

1 flagged
0.1.0

Indicators of compromise (SHA-256)

280cf690237f367f57670f695c85d84227b06c563f5f1c1c3f69d437c52cbfe4

Frequently asked questions

No. libsc-runtime-telemetry on npm has been identified as a malicious package (version 0.1.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-006925

References

Credits

  • Amazon Inspector · finder

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Supply-chain protection
libsc-runtime-telemetry (npm) malicious package — MAL-2026-6070 | O3 Security