MAL-2026-443 Malicious code in 1q847 (PyPI)
Malicious package
Published
MAL-2026-443 is a malicious package: 1q847 (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-2026-443/ (Markdown: https://insights.sbomify.com/MAL-2026-443/index.md)
- Package
- 1q847
- Registry
- PyPI
What is MAL-2026-443?
MAL-2026-443 is a malicious package in 1q847, published on 21 Jan 2026.
Official description
Package contains two DLL libraries, one of them packed. Both are widely recognized as malware. The exact behavior is not known
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-01-old-1q847
Reasons (based on the campaign):
malware
obfuscation
What should I do about MAL-2026-443?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.