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Malicious package

netmanagementPyPI

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

MAL-2025-191802
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall netmanagement

What this malware does

The package appears to be a PoC of overwriting "requests" package files. The new "requests/init.py" takes over common requests features and uses the implementation that a) logs every request to a file (but no external exfiltration, this may also be expected in some situations); b) after every 5 requests, opens the calculator app. The second shows clearly that the intention is to present a security risk, not create a real package.

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: 2025-08-netmanagement

Reasons (based on the campaign):

  • action-hidden-in-lib-usage

  • other

Malicious versions

2 flagged
0.1.00.1.1

Indicators of compromise (SHA-256)

506efb236796dfaba988cc71b017ce31b81505c1d2c4bb6cad7c9378794c3b57
9af8bc10bc4f751ad03dbe8257d2d8c49941accbf8b8fe6149d17a457fc56811
5181cd5d5f76a4ea05eb15c44edaf6719d381db2b6b0aaf86fc148828d73d42f

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for netmanagement (2 malicious versions). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging netmanagement across your stack and pipelines.

  2. If you installed it — respond

    netmanagement is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If netmanagement 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 netmanagement 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. netmanagement on PyPI has been identified as a malicious package (versions 0.1.0, 0.1.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2025-08-netmanagement

References

Credits

  • Kamil Mańkowski (kam193)

Detect & block this

O3 blocks netmanagement-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

netmanagement (PyPI) malicious package — MAL-2025-191802 | O3 Security