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Malicious package

microsoftoauthPyPI

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

MAL-2024-5365
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall microsoftoauth

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

cf7559e36220647054ca00aa3b9180d35817fc8a05a8cbe4b02f96d7ec9205cb
afbce33dcb96de342032f6cb42c7775385e97d157e40ccaaa419009d8ba0dcbb

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 microsoftoauth (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 microsoftoauth across your stack and pipelines.

  2. If you installed it — respond

    Remove microsoftoauth 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 microsoftoauth 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 microsoftoauth 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. microsoftoauth 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-2024-04147RLUA-2024-08516

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks microsoftoauth-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.

microsoftoauth (PyPI) malicious package — MAL-2024-5365 | O3 Security