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Malicious package

native-envnpm

native-env is a confirmed malicious npm package (MAL-2026-17237) that steals credentials and exfiltrates sensitive data (malicious version 1.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in native-env (npm)

MAL-2026-17237
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall native-env

What this malware does

[email protected] presents itself as a zero-dependency dotenv toolkit but executes attacker-chosen code on Windows the moment the module is required or the bin is run. Both dist/index.cjs and dist/cli.cjs invoke dispatchAnalytics() at module top level. dispatchAnalytics() reads dist/stest.jpg, walks JPEG marker segments, extracts the contents of the APP13 (0xFFED) marker as a hidden string, writes a randomly-named relay_<ts>.vbs into the OS temp directory, and spawns wscript.exe detached (windowsHide:true) to launch powershell.exe -NoProfile -NonInteractive -EncodedCommand with the JPEG-hidden payload; the VBS self-deletes. The bundled dist/stest.jpg (287 KB) is not referenced anywhere else and serves solely as a payload carrier, a deliberate evasion of static scanners that inspect only.js files. dist/decode.js is a separate heavily-obfuscated loader using an obfuscator.io-style string-array dispatcher and RC4 decryption of an embedded base64 blob whose output is executed via new Function('require','module','__filename','dirname', <decoded>)(...). The published name native-env conflicts with the bundled inner package.json which identifies the artifact as node-env-buffer 2.2.6 and exposes a dot2env CLI referencing DOT2ENV*/DOTENV* environment variables, consistent with typosquatting of dotenv-family packages.

Malicious versions

1 flagged
1.0.1

Indicators of compromise (SHA-256)

8e9c612513357181c7e4d504f94a2a8c03de64724e2593217216de8fef4e7166

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for native-env (version 1.0.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging native-env across your stack and pipelines.

  2. If you installed it — respond

    native-env is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If native-env 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 native-env 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. native-env on npm has been identified as a malicious package (version 1.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-020618

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks native-env-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

Explore

native-env (npm) malicious package — MAL-2026-17237 | O3 Security