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Malicious package

@card-pci-data/storenpm

Malicious code in @card-pci-data/store (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-5407
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @card-pci-data/store

What this malware does

On npm install, the package's preinstall hook (scripts.preinstall: node index.js || true) runs index.js which collects host identity — os.hostname(), os.userInfo().username, __dirname, and process.cwd() — and exfiltrates it through two channels: (1) an HTTP POST to the hardcoded bare IP 172.201.213.59:9090/c, and (2) a DNS resolution of a hex-encoded label appended to *.d8jbmnsqcfu78dfs8vdg34ohqhirb4pbg.oast.live (an interactsh-style out-of-band beacon). The package has no advertised functionality beyond this beacon; its description is security research and the scoped name @card-pci-data/store impersonates payment-card / PCI-related tooling, consistent with a dependency-confusion or namespace-abuse lure. This auto-executes on default install and produces clear attacker benefit (installer host fingerprint delivered to attacker-controlled infrastructure).

Malicious versions

2 flagged
99.0.099.0.1

Indicators of compromise (SHA-256)

33b09478f47cfd67351be7f721c43e09b762c10c8a906841cfbd23831402545e
9a82d7b7e7588c4b773e2948eb1707e62f2fcece2bec37a23eda5d5058eae871
779786fd07ed03346ff0fac4649d39b7d75f0e02269dda4247843e6b5fa409b3
4665eb8e66828c47db4912fce66beb3d7a30609a37a48a81d6010d796ba4fbf6

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 @card-pci-data/store (2 malicious versions). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @card-pci-data/store across your stack and pipelines.

  2. If you installed it — respond

    @card-pci-data/store 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 @card-pci-data/store 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 @card-pci-data/store 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. @card-pci-data/store on npm has been identified as a malicious package (versions 99.0.0, 99.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-005079IN-MAL-2026-005078IN-MAL-2026-005147IN-MAL-2026-005146

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @card-pci-data/store-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

@card-pci-data/store (npm) malicious package — MAL-2026-5407 | O3 Security