MAL-2025-5118 Malicious code in m5tlnyakblwa (PyPI)
Malicious package
Published
MAL-2025-5118 is a malicious package: m5tlnyakblwa (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-2025-5118/ (Markdown: https://insights.sbomify.com/MAL-2025-5118/index.md)
- Package
- m5tlnyakblwa
- Registry
- PyPI
What is MAL-2025-5118?
MAL-2025-5118 is a malicious package in m5tlnyakblwa, published on 18 May 2025.
Official description
Importing the module starts download and running a remote executable, identified as malware by AVs
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-05-coloramashowtemp
Reasons (based on the campaign):
Downloads and executes a remote executable.
malware
What should I do about MAL-2025-5118?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.