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OpenAdvisories
Malicious MAL-2026-3148

amazon-boto

PyPI package · versions 1.42.41, 1.42.42

Reported Apr 29, 2026 · Updated Apr 29, 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 (649bb559f3078565515a9fee16dbe78e0d1b5575943cbaf020135f8e70e2f17d)
When using the package, the given AWS credentials are silently exfiltrated to a hardcoded location. This incarnation of the long-running campaign was first flagged by OpenSourceMalware https://opensourcemalware.com/pypi/amazon-boto

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

Campaign: 2025-08-aws-enumerate

Reasons (based on the campaign):

- exfiltration-generic

- action-hidden-in-lib-usage

- exfiltration-credentials

Indicators of compromise

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

Domains

URLs