runtimeutils

GHSA-pf4g-j68h-xrhr

Malicious code in runtimeutils (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.2`

## Source: kam193 (4d312906cc585fcd02b2ac0b52bb04a23b0294532e3625c7f5e27bf1e4b51e4a)
Importing the module, downloads and starts a malicious executable identified as infostealer.

Based on Telegram links, this is related to the 2025-12-synium campaign, but uses slightly different techniques.


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


Campaign: 2025-12-runtimeutils


Reasons (based on the campaign):


 - malware


 - Downloads and executes a remote executable.


 - infostealer

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/runtimeutils/MAL-2025-192686.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/runtimeutils
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/runtimeutils/MAL-2025-192686.json
- https://www.virustotal.com/gui/file/0c54053e82dd2a8b7a4994ee87e8e7a09d697ea189f66e462df5e44cd2914bac
- https://www.virustotal.com/gui/file/1907f12af46846026839b4d0ba85d93cf784715ce72c6245e3ad99a0498d5637/detection
- https://github.com/advisories/GHSA-pf4g-j68h-xrhr

Compromised versions (1)

= 1.0.2

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