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Malicious package

capmonstercloudclinetPyPI

Malicious code in capmonstercloudclinet (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2024-4866
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall capmonstercloudclinet

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

dfc5bacaa23f668f2d7737658e1459b1cf1b7eda0bdadff22cf49392ed03912c
943f8a1dea3928de31eec2377be0a5da30515edbb7296401b65d09dd7f2c3a5b

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 capmonstercloudclinet (version 1.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging capmonstercloudclinet across your stack and pipelines.

  2. If you installed it — respond

    Remove capmonstercloudclinet 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 capmonstercloudclinet 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 capmonstercloudclinet 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. capmonstercloudclinet on PyPI has been identified as a malicious package (version 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-03646RLUA-2024-07934

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks capmonstercloudclinet-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.

capmonstercloudclinet (PyPI) malicious package — MAL-2024-4866 | O3 Security