maxload

GHSA-9fmw-m92f-3q2j

Malicious code in maxload (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.1`

## Source: kam193 (09b392bd35def14bcd622e3863dec62ba92d26ef152cc81e657cb2c2194b93a8)
Running the module downloads, configure its startup and starts a remote executable. The exe is capable of sending files to a hardcoded Telegram channel, but this behavior seems not to be triggered during analysis


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


Campaign: 2025-07-maxload


Reasons (based on the campaign):


 - Downloads and executes a remote executable.


 - peristence-autorun


 - A Telegram webhook is used to send collected data.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/maxload/MAL-2025-41701.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/maxload
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/maxload/MAL-2025-41701.json
- https://www.virustotal.com/gui/file/822a8d19b944ff44351cf34a07e59dffb838bb157f1b8cf5a47a22f28d4d9500/detection
- https://github.com/advisories/GHSA-9fmw-m92f-3q2j

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.