{"id":"MAL-2026-2833","summary":"Malicious code in keystackutilities (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (4b76e011fdc2ff62186e932ab958f9daf671bcc8e727dcaed74441489b229468)\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":"2026-04-17T08:46:59.354726Z","published":"2026-04-17T07:49:51Z","database_specific":{"malicious-packages-origins":[{"source":"kam193","versions":["99.99.1","99.99.2","99.99.3","99.99.4"],"import_time":"2026-04-17T08:40:36.208452032Z","id":"pypi/GENERIC-standard-pypi-install-pentest/keystackutilities","sha256":"4b76e011fdc2ff62186e932ab958f9daf671bcc8e727dcaed74441489b229468","modified_time":"2026-04-17T07:49:51.251512Z"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/keystackutilities"}],"affected":[{"package":{"name":"keystackutilities","ecosystem":"PyPI","purl":"pkg:pypi/keystackutilities"},"versions":["99.99.1","99.99.2","99.99.3","99.99.4"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/keystackutilities/MAL-2026-2833.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}