VYPR

pypi · Malicious package advisory

Malware

weorewfoi2393

GHSA-xfw6-rvj2-hw83

Malicious code in weorewfoi2393 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## Source: kam193 (00296490bb9bcec28af256a76790f8c5f96dd45d4184ac6617bbdffad3e674a3)
Package tests possible malicious actions during installation by starting notepad. There is no other functionality, it's clearly a test of possible malicious actions.


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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: GENERIC-simple-tests


Reasons (based on the campaign):


 - The package overrides the install command in setup.py to execute malicious code during installation.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/weorewfoi2393/MAL-2025-192993.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/weorewfoi2393
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/weorewfoi2393/MAL-2025-192993.json
- https://github.com/advisories/GHSA-xfw6-rvj2-hw83

Compromised versions (1)

  • = 1.0.0

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