VYPR

pypi · Malicious package advisory

Malware

pyfernet

MAL-2025-5123

Malicious code in pyfernet (PyPI)

Details


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## Source: kam193 (5a2f90c0e3c6e46456cd3e319aaaf4a7b53475a554a997a964fdda898e85fcd0)
If imported, the module starts a multi-stage infostealer, exfiltrating browser data as well as crypto wallets, and also attempts to monitor clipboard looking for crypto wallets addresses


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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.


Campaign: 2025-05-fernets


Reasons (based on the campaign):


 - infostealer


 - clipboard-stealing


 - exfiltration-generic


 - obfuscation


 - exfiltration-browser-data


 - exfiltration-crypto


 - typosquatting

Compromised versions (1)

  • 0.0.1

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