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Malicious package

etoro-billingnpm

etoro-billing is a confirmed malicious npm package (MAL-2026-16115) that opens a backdoor for remote access (malicious version 999.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in etoro-billing (npm)

MAL-2026-16115
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall etoro-billing

What this malware does

On npm install, the package's preinstall lifecycle hook executes preinstall.js, which reads os.hostname(), os.userInfo().username, and process.cwd() and issues an HTTP GET to http://209.126.81.147/etoro-depconf-poce346552f776f/npm/<hostname>/<username>/<cwd>. The destination is a hardcoded bare-IP over plain HTTP, unrelated to any documented eToro infrastructure. index.js is an empty stub (module.exports = {}), so the only effect of installing this package is the identifier beacon. The package name claims eToro affiliation and is published as version 999.0.0, a high-version pattern used to win resolution against an internal package of the same name (dependency confusion).

Malicious versions

1 flagged
999.0.0

Indicators of compromise (SHA-256)

3c1ceae274b450706288722b9f6c049114593ef2671de93ac58c4fd4a7318c9a

Detection & response playbook

Backdoor / remote access
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for etoro-billing (version 999.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging etoro-billing across your stack and pipelines.

  2. If you installed it — respond

    etoro-billing establishes remote access, so treat any host that installed it as fully compromised. Isolate the machine, remove the package, rotate all credentials it could reach, and rebuild from a trusted image rather than cleaning in place — a backdoor may have planted additional persistence.

  3. Did it already run?

    If etoro-billing was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks etoro-billing before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. etoro-billing on npm has been identified as a malicious package (version 999.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-019906

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks etoro-billing-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the C2 callback and severs the channel.

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