system-update-tool

GHSA-3q8x-97vj-xw3q

Malicious code in system-update-tool (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## Source: kam193 (4902f753d49279adae969f368b995d1ec8990f506dfb70d9c8891098f657ae9b)
If run as a module, the code runs code to silently control the device via Telegram bot (execute commands, exfiltrate files).


---

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


Campaign: 2026-05-system-update-tool


Reasons (based on the campaign):


 - rat


 - The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.


 - files-exfiltration


 - peristence-autorun


 - persistence


 - impersonation

---

Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/system-update-tool/MAL-2026-3245.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/system-update-tool
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/system-update-tool/MAL-2026-3245.json
- https://github.com/advisories/GHSA-3q8x-97vj-xw3q

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.