VYPR

pypi · Malicious package advisory

Malware

win32str

MAL-2025-191935

Malicious code in win32str (PyPI)

Details


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## Source: kam193 (afe91149c788d349c6c0d31487fb417ce5fabc059b447dc4289b1e74f2cd161c)
Research packages targeting typosquatting and dependency confusions, without really harmful behaviour - just calling home through DNS resolver. 

Related to 2025-06-stubsout (using the same remote domain), but without dangerous activity


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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: 2025-06-diar-ai-basic


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

Compromised versions (2)

  • 0.0.1
  • 0.0.3

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.