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OpenAdvisories
Malicious MAL-2026-351

nanoinstaller

PyPI package · versions 1.0.0

Reported Jan 19, 2026 · Updated Jan 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 (9f6ea4dd9867e528445ba01d2ceed3638e6178b2a940a2598c0f89eca5795802)
Package is designed to download and execute a remote script, which then downloads and runs a malicious executable

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

Campaign: 2025-12-pdatainstaller

Reasons (based on the campaign):

- Downloads and executes a remote executable.

- Downloads and executes a remote malicious script.

- malware

Indicators of compromise

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

URLs