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Malicious package

lambproxyxRubyGems

Malicious code in lambproxyx (RubyGems) Remove it immediately and rotate any exposed credentials.

MAL-2026-7831
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall lambproxyx

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

7400022479b83ce998f21760de7ff8a9d2b7736a13fd46b2dcd9d8e76481cf2c

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 lambproxyx (version 0.0.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging lambproxyx across your stack and pipelines.

  2. If you installed it — respond

    Remove lambproxyx 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 lambproxyx 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 lambproxyx 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. lambproxyx on RubyGems has been identified as a malicious package (version 0.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-02489

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks lambproxyx-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.

lambproxyx (RubyGems) malicious package — MAL-2026-7831 | O3 Security