MAL-2025-3454

    Dashboard / Malicious Package / MAL-2025-3454

    MAL-2025-3454

    Published: 1 Mar 2025Last Modified: 19 Mar 2026

    Summary: Malicious code in piedefender (PyPI)

    Details: Source: kam193 (f8a30e991bd97073c50a9cdabb10842f2c5ae074c46fcd0aeff5d7917d4b56fa) setup.py is prepared to download and run an obfuscated batch script. While the script is not detected by any AV currently, in the sandbox analysis it reveals behaviour like adding exclusions to Windows Defender Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2025-02-pydefender Reasons (based on the campaign): - Downloads and executes a remote malicious script. - malware - The package overrides the install command in setup.py to execute malicious code during installation.

    References: https://www.virustotal.com/gui/file/0877653f6a24639bb02b547c94f670597c3c0cd96df910a2ac891eaeaa9cc5f3/behavior, https://tria.ge/250301-sdh1pstrz7/behavioral1, https://app.any.run/tasks/0fbdb4f9-0497-4272-baf0-872e8d6e50bc, https://bad-packages.kam193.eu/pypi/package/piedefender

    Affected packages

    Package

    Name: piedefender

    Purl: pkg:pypi/piedefender

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    0.0.1
    MAL-2025-3454 | CVE-DB