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OpenAdvisories
Malicious MAL-2024-11530

asn1tool

PyPI package · versions 0.167.0, 0.167.1

Reported Nov 10, 2024 · 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 (2f9270a5372d17332c32e8824c44dab167a1f2a78ebc5a204e090ac4487a0f31)
Package clones a legitimate package. In the call to check the current version, the obfuscated remote code is downloaded and executed. It appears to be an infostealer

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

Campaign: 2024-11-asn1tool

Reasons (based on the campaign):

- obfuscation

- dependency-confusion

- typosquatting

- clones-real-package

- infostealer

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs