MAL-2025-192579

    Dashboard / Malicious Package / MAL-2025-192579

    MAL-2025-192579

    Published: 15 Dec 2025Last Modified: 26 Feb 2026

    Summary: Malicious code in smtblib (PyPI)

    Details: Source: kam193 (15a295f1d98fcbbdd6a077bc3a849966ca3f73919c0d47e58948ff382481e5b6) Malicious copy of a standard library module that during class initialization downloads and executes remote code and after that attempts to cover its tracks by overwriting itself with non-malicious code. The remote code aims to collect and exfiltrate sensitive Telegram session files. This campaign shares infrastructure and basic methods with previous 2025-11-uzip campaign. Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2025-12-smtblib Reasons (based on the campaign): - Downloads and executes a remote malicious script. - infostealer - target:telegram - exfiltration-credentials - action-hidden-in-lib-usage - covering-tracks - clones-real-package - typosquatting

    References: https://bad-packages.kam193.eu/pypi/package/smtblib, www.getsafety.com/blog-posts/extrazip-malware-campaign

    Affected packages

    Package

    Name: smtblib

    Purl: pkg:pypi/smtblib

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    0.1.8
    0.1.9
    MAL-2025-192579 | CVE-DB