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Malicious package

detectrenPyPI

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

MAL-2024-11572
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall detectren

What this malware does

A campaign of probably pentest packages flooding PYPI. Installing the package or importing the module triggers reporting basic info like hostname, path and the username to the package author. There is no other purpose of the 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: 2024-11-byted-dast

Reasons (based on the campaign):

  • The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

  • typosquatting

  • dependency-confusion

Malicious versions

1 flagged
94.6

Indicators of compromise (SHA-256)

8c17d53c1e872b714fcaf0abd2788d9aa26f6410770395fac81fb207d0421fbd
a341f146bb075ad1666185a44843cc8e0d5d2abee90218a7e7475fd55a7fc357
d10bdb7431221aa1a0844eb0632c2e2e7be5fb7033dfbdb305e071160bd1b574
0bd155cd751e4a0f8c4b6e1fc1859b3be0adef4a81bcffe080814c063fe9736f
b566b1f2778182d7a637b30c82853f04676f418a89f638eed9c77bce9e956a2e

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 detectren (version 94.6). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging detectren across your stack and pipelines.

  2. If you installed it — respond

    detectren 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 detectren 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 detectren 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. detectren on PyPI has been identified as a malicious package (version 94.6 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-110202024-11-byted-dastRLUA-2026-00260

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

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

detectren (PyPI) malicious package — MAL-2024-11572 | O3 Security