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OpenAdvisories
Malicious MAL-2025-191658

richx

PyPI package · versions 0.1.0, 1.0.0, 1.1.0, 1.1.1

Reported Oct 31, 2025 · Updated Mar 19, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (924fa9cf3bc0754ab76a7b5960deb5b7295f4f0f3270cc5724214bdd7d543675)
Packages silently decrypt content hidden in a dependency and load them as Python extension modules.

In the first wave, those are copies of legitimate aiohttp and aiohappyeyeballs packages.
In the second wave, malicious packages created good-looking forks of legitimate rich and pigments packages.

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

Campaign: 2025-10-asynhttp

Reasons (based on the campaign):

- typosquatting

- exfiltration-generic

- obfuscation

- clones-real-package

- native-extension