{"id":"MAL-2026-3091","summary":"Malicious code in bytedfaas (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (ec7e2decd402442fba2d4ebd7637b596a33ef132120ffe4f3a8b5d2d6ce8475e)\nInstalling the package or importing the module exfiltrates basic information about the host, and the package has no other purpose.\n\n\n---\n\nCategory: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.\n\n\nCampaign: GENERIC-standard-pypi-install-pentest\n\n\nReasons (based on the campaign):\n\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n","modified":"2026-04-27T06:20:25.236896Z","published":"2026-04-27T05:19:13Z","database_specific":{"malicious-packages-origins":[{"id":"pypi/GENERIC-standard-pypi-install-pentest/bytedfaas","import_time":"2026-04-27T06:03:59.043485522Z","versions":["99.9.9"],"source":"kam193","modified_time":"2026-04-27T05:19:13.548314Z","sha256":"ec7e2decd402442fba2d4ebd7637b596a33ef132120ffe4f3a8b5d2d6ce8475e"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/bytedfaas"}],"affected":[{"package":{"name":"bytedfaas","ecosystem":"PyPI","purl":"pkg:pypi/bytedfaas"},"versions":["99.9.9"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/bytedfaas/MAL-2026-3091.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"ANALYST"}]}