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Malicious package

real-socket-rtnpm

real-socket-rt is a confirmed malicious npm package (MAL-2025-6372) that executes malicious code on install (malicious version 2.12.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in real-socket-rt (npm)

MAL-2025-6372
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall real-socket-rt

What this malware does

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

Malicious versions

1 flagged
2.12.1

Indicators of compromise (SHA-256)

897bfab5a2a7a305ab43ec0ffd356a56000463ad0f0c9c77731d1aa197aca121
b4f135acb0cf8e75c1b9789ab5335906fd2562293ee717e130736d238e5ce76e
638079d793ec9ffa7a2116f49ff82b6e35637769187b29c9fd88953e1afbae69
08d9aa1fef343c0a423bf118a2fec1585e421580432bc48ac94b97705393b88d

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 real-socket-rt (version 2.12.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging real-socket-rt across your stack and pipelines.

  2. If you installed it — respond

    Remove real-socket-rt 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 real-socket-rt 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 real-socket-rt 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. real-socket-rt on npm has been identified as a malicious package (version 2.12.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-3vr5-46x9-5526RLMA-2025-04663RLUA-2025-05932

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks real-socket-rt-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.

Explore

real-socket-rt (npm) malicious package — MAL-2025-6372 | O3 Security