MAL-2026-3403

    Dashboard / Malicious Package / MAL-2026-3403

    MAL-2026-3403

    Published: 9 May 2026Last Modified: 12 May 2026

    Summary: Malicious code in textwrap-formatter (PyPI)

    Details: Source: kam193 (18da24e92fd40457ad3df2af568c07d41b35f44e6e07e8fac3bf0eafba9c2154) During installation, obfuscated code exfiltrates cryptocurrency wallet data to a hardcoded location and places a backdoor through a new authorized SSH key. Information about the placed backdoor is sent back to the attacker, and sshd configuration is adjusted to ensure the successful remote connection. Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-05-ninja-core-utils Reasons (based on the campaign): - The package overrides the install command in setup.py to execute malicious code during installation. - obfuscation - crypto-related - exfiltration-crypto - backdoor

    References: https://bad-packages.kam193.eu/pypi/package/textwrap-formatter

    Affected packages

    Package

    Name: textwrap-formatter

    Purl: pkg:pypi/textwrap-formatter

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    1.2.4
    1.2.5
    MAL-2026-3403 | CVE-DB