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Malicious package

abhamzufuPyPI

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

MAL-2025-191670
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall abhamzufu

What this malware does

Package simulates malicious activity during installation and has no other purpose

Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: 2025-10-wangzhou183

Reasons (based on the campaign):

  • The package overrides the install command in setup.py to execute malicious code during installation.

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

67fbfe92f552bdf4183cfc9b98bada32113f3c0a2c14d38febdb9ac5d5166538
7ef1806d244274823ed462cd27dc9ec91a4c26d7bc7141bd652ecf05cb40c2dc

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 abhamzufu (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 abhamzufu across your stack and pipelines.

  2. If you installed it — respond

    Remove abhamzufu 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 abhamzufu 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 abhamzufu 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. abhamzufu 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

2025-10-wangzhou183

References

Credits

  • Kamil Mańkowski (kam193)

Detect & block this

O3 blocks abhamzufu-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.

abhamzufu (PyPI) malicious package — MAL-2025-191670 | O3 Security