MAL-2026-623 Malicious code in marshl (PyPI)
Malicious package
Published
MAL-2026-623 is a malicious package: marshl (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-2026-623/ (Markdown: https://insights.sbomify.com/MAL-2026-623/index.md)
- Package
- marshl
- Registry
- PyPI
What is MAL-2026-623?
MAL-2026-623 is a malicious package in marshl, published on 1 Feb 2026.
Official description
The package, distinguished as a speed testing or typosquatted Telegram library, contains a Telegram bot to perform remote control of the computer
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-10-speedd-testing-bot
Reasons (based on the campaign):
typosquatting
Downloads and executes a remote malicious script.
rat
What should I do about MAL-2026-623?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.