syschecker

GHSA-92vr-m3px-c5jc

Malicious code in syschecker (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## Source: kam193 (81ab746bf511a8c6c41c5776e5688c310a5255c65fda0fad65e31b1ed534dc91)
Package downloads and runs an obfuscated bat file, which executes malicious activity according to VirusTotal results.


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


Campaign: 2025-10-windowsrequir


Reasons (based on the campaign):


 - impersonation


 - Downloads and executes a remote malicious script.


 - malware

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/syschecker/MAL-2025-191663.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/syschecker
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/syschecker/MAL-2025-191663.json
- https://www.virustotal.com/gui/file/7b54915ac4e6d820bec7782cb02adb0d9ef7a3e9532a7e45d9e29bb220f3d079/detection
- https://www.virustotal.com/gui/file/ac5ce135f96d67e8cc61887a9343468f72cd034af266ae65da2d5f1797ca28e7/detection
- https://github.com/advisories/GHSA-92vr-m3px-c5jc

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.