{"id":"MAL-2026-4195","summary":"Malicious code in instal (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (988f86dc0694b7d27a640809cef5d04ed431a36bb02bb02e69e20724a20db2b9)\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\n## Source: ossf-package-analysis (4563e8e641a6f28c65cfedaf9af2b00744113c440f071f5f22ea78f0484bf763)\nThe OpenSSF Package Analysis project identified 'instal' @ 1.3.5 (pypi) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n","modified":"2026-05-20T20:30:56.149319915Z","published":"2026-05-20T19:15:56Z","database_specific":{"malicious-packages-origins":[{"source":"ossf-package-analysis","sha256":"4563e8e641a6f28c65cfedaf9af2b00744113c440f071f5f22ea78f0484bf763","modified_time":"2026-05-20T19:15:56Z","versions":["1.3.5"],"import_time":"2026-05-20T19:19:25.4000307Z"},{"source":"kam193","id":"pypi/GENERIC-standard-pypi-install-pentest/instal","modified_time":"2026-05-20T19:19:18.399583Z","import_time":"2026-05-20T20:18:04.310434614Z","versions":["1.3.5"],"sha256":"988f86dc0694b7d27a640809cef5d04ed431a36bb02bb02e69e20724a20db2b9"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/instal"}],"affected":[{"package":{"name":"instal","ecosystem":"PyPI","purl":"pkg:pypi/instal"},"versions":["1.3.5"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/instal/MAL-2026-4195.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"},{"name":"OpenSSF: Package Analysis","contact":["https://github.com/ossf/package-analysis","https://openssf.slack.com/channels/package_analysis"],"type":"FINDER"}]}