MAL-2025-191869 Malicious code in sintok (PyPI)
Malicious package
Published
MAL-2025-191869 is a malicious package: sintok (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-2025-191869/ (Markdown: https://insights.sbomify.com/MAL-2025-191869/index.md)
- Package
- sintok
- Registry
- PyPI
What is MAL-2025-191869?
MAL-2025-191869 is a malicious package in sintok, published on 18 Feb 2025.
Official description
Importing the module starts Obfuscated code that downloads a well-recognized malware. In the further variations, the code that download and starts the malicious code is now a little more hidden in the functionality and starts after presenting some allegedly expected activity
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-02-tiksing
Reasons (based on the campaign):
Downloads and executes a remote executable.
obfuscation
malware
What should I do about MAL-2025-191869?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.