# MAL-2026-350: Malicious code in bnanainstaller (PyPI)


- **Type:** Malicious package
- **Package:** `bnanainstaller` (PyPI)
- **Published:** 19 Jan 2026

## What is MAL-2026-350?

MAL-2026-350 is a malicious package in bnanainstaller, published on 19 Jan 2026. 

### Official description

Package is designed to download and execute a remote script, which then downloads and runs a malicious executable

---

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2025-12-pdatainstaller

Reasons (based on the campaign):

 - Downloads and executes a remote executable.

 - Downloads and executes a remote malicious script.

 - malware

## What should I do about MAL-2026-350?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

## Fix prompt for AI coding agents

```text
MAL-2026-350 is a malicious package: bnanainstaller (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-2026-350/ (Markdown: https://insights.sbomify.com/MAL-2026-350/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2026-350

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From sbomify Insights: https://insights.sbomify.com/MAL-2026-350/
Summaries are generated and may contain mistakes; the official description above is the record.