{"id":"MAL-2025-4256","summary":"Malicious code in vfsrce18 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (e469759fd14d2b1207e5da1f724c19e6dc6b2896feaf658ad78c4ad33e3748de)\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":"2026-03-19T12:58:04.034553Z","published":"2024-07-26T16:53:30Z","database_specific":{"malicious-packages-origins":[{"sha256":"3188bad020ceddacc75cd95bfad72021d76e3da5d0d77aee0f801b139f2a8e92","versions":["1.0.0"],"import_time":"2025-05-22T14:06:39.113692416Z","modified_time":"2025-05-22T12:33:54Z","id":"RLMA-2025-02614","source":"reversing-labs"},{"sha256":"836b7cf6d793987cbcfa49089d1555f5331db1ee5debe2b92593be37032922f2","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"import_time":"2025-12-02T22:30:56.489004155Z","modified_time":"2024-07-26T16:53:30Z","id":"pypi/GENERIC-standard-pypi-install-pentest/vfsrce18","source":"kam193"},{"sha256":"e469759fd14d2b1207e5da1f724c19e6dc6b2896feaf658ad78c4ad33e3748de","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"import_time":"2025-12-02T23:07:19.670378337Z","modified_time":"2024-07-26T16:53:30Z","id":"pypi/GENERIC-standard-pypi-install-pentest/vfsrce18","source":"kam193"},{"sha256":"21cc578b4b539539f080731ad95f6c53689884e7725f675e020cc5419b7d3c60","versions":["1.0.0"],"import_time":"2025-12-10T21:38:58.765228801Z","modified_time":"2024-07-26T16:53:30Z","id":"pypi/GENERIC-standard-pypi-install-pentest/vfsrce18","source":"kam193"},{"sha256":"5efe1768ebc6bb8f04405262a670dc71ed34715e4f17126848153ed66593cf6f","import_time":"2026-03-19T12:20:40.663013879Z","modified_time":"2026-03-18T12:20:12Z","id":"RLUA-2026-00891","source":"reversing-labs"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/vfsrce18"}],"affected":[{"package":{"name":"vfsrce18","ecosystem":"PyPI","purl":"pkg:pypi/vfsrce18"},"versions":["1.0.0"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/vfsrce18/MAL-2025-4256.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"]},{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"ANALYST"},{"name":"ReversingLabs","contact":["https://www.reversinglabs.com"],"type":"FINDER"}]}