pyutils-helper

GHSA-mmxj-4m5f-fhmh

Malicious code in pyutils-helper (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.2.3`

## Source: kam193 (8b1055c03077c874d21f69aa9403cebd070e2b7398e27b44310c977219bc0e7a)
Importing the module starts a silent cryptocurrency mining in the background for a hardcoded wallet.


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


Campaign: 2026-03-pyutils-helper


Reasons (based on the campaign):


 - cryptominer

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/pyutils-helper/MAL-2026-1281.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/pyutils-helper
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/pyutils-helper/MAL-2026-1281.json
- https://github.com/advisories/GHSA-mmxj-4m5f-fhmh

Compromised versions (1)

= 1.2.3

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