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Malicious package

zfetchrdio11lk0iRubyGems

Malicious code in zfetchrdio11lk0i (RubyGems) Remove it immediately and rotate any exposed credentials.

MAL-2026-9566
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall zfetchrdio11lk0i

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

48c1d000a1fb2881e685c0cf2f7d2e088862370d314eb38c3627f69c70c81604

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 zfetchrdio11lk0i (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 zfetchrdio11lk0i across your stack and pipelines.

  2. If you installed it — respond

    Remove zfetchrdio11lk0i 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 zfetchrdio11lk0i 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 zfetchrdio11lk0i 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. zfetchrdio11lk0i 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-2026-04217

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks zfetchrdio11lk0i-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.

zfetchrdio11lk0i (RubyGems) malicious package — MAL-2026-9566 | O3 Security