VYPR

pypi · Malicious package advisory

Malware

jsonschemex

MAL-2025-191769

Malicious code in jsonschemex (PyPI)

Details


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## Source: kam193 (21f678f82847db32c68ab5a95a827f755d13b5d4cd371667eb584f25ed28ed01)
Malicious clone of a legitimate package with hidden code that downloads the next stage scripts.  Analysed payloads had just exfiltrated basic infos


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


Campaign: 2025-11-jsonschemex


Reasons (based on the campaign):


 - exfiltration-generic


 - obfuscation


 - clones-real-package


 - Downloads and executes a remote malicious script.

Compromised versions (6)

  • 0.1.5
  • 0.1.4
  • 0.1.3
  • 0.1.2
  • 0.1.1
  • 0.1.0

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