tlsclient3

GHSA-qqfq-f5vg-jpqv

Malicious code in tlsclient3 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.1`

## Source: kam193 (612e1a598a61304a9ae3550acb835ef5962f596bb74e857c2a035ba090e57dc4)
Obfuscated code starts a multi-stage infection


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


Campaign: 2025-03-tlsclient3


Reasons (based on the campaign):


 - Downloads and executes a remote executable.


 - obfuscation


 - 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/tlsclient3/MAL-2025-3008.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/tlsclient3
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/tlsclient3/MAL-2025-3008.json
- https://tria.ge/250308-j5ye2atqt6
- https://www.virustotal.com/gui/file/560d81355a4a20fa5412d278cc82366be9c46d6ef94395e57780ad159b4853ca
- https://github.com/advisories/GHSA-qqfq-f5vg-jpqv

Compromised versions (1)

= 1.0.1

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