MAL-2026-3133 Malicious code in fetchapi-syncdata-pypi (PyPI)
Malicious package
Published
MAL-2026-3133 is a malicious package: fetchapi-syncdata-pypi (PyPI). Every version was published to cause harm.
Task:
1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.
2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.
3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.
4. If the package is not used anywhere, say so and change nothing.
Reference: https://insights.sbomify.com/MAL-2026-3133/ (Markdown: https://insights.sbomify.com/MAL-2026-3133/index.md)
- Package
- fetchapi-syncdata-pypi
- Registry
- PyPI
What is MAL-2026-3133?
MAL-2026-3133 is a malicious package in fetchapi-syncdata-pypi, published on 28 Apr 2026.
Official description
The package contains code to download and start a malicious executable. It's masqueraded using name similar to Windows services. In analyzed versions, the code was not automatically started, suggesting it's just a part of a campaign. Based on the dynamic analysis, the executable is likely an infostealer.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-04-fetch-data-api-syncapi
Reasons (based on the campaign):
Downloads and executes a remote executable.
malware
What should I do about MAL-2026-3133?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.