{"id":"MAL-2025-6442","summary":"Malicious code in atlasctf-21-prod-05 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (7e008f819b27019b178836f9edea97e159c3c1f765d391800ea99f06a26ce20a)\nOn installation or importing, the package attempts to exfiltrate some basic information, e.g. /etc/passwd\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: 2025-06-atlasctf\n\n\nReasons (based on the campaign):\n\n\n - exfiltration-generic\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":"2026-03-19T12:50:42.107066Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"versions":["99.99.99","99.99.99.1"],"import_time":"2025-08-01T10:07:09.238892429Z","sha256":"fe10c246028b1f12a60cedc051165394bcab32cfba9b2df2ba9c3f136a97209e","modified_time":"2025-07-31T19:14:05Z","id":"RLMA-2025-03527","source":"reversing-labs"},{"source":"kam193","import_time":"2025-12-02T22:30:55.846497119Z","sha256":"d8825b0ace91e90476250d3fd615751acacfc4743f793592e34ab92dcef623a4","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-05","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}]},{"source":"kam193","import_time":"2025-12-02T23:07:19.026954094Z","sha256":"7e008f819b27019b178836f9edea97e159c3c1f765d391800ea99f06a26ce20a","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-05","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}]},{"versions":["99.99.99","99.99.99.1"],"import_time":"2025-12-10T21:38:58.171255805Z","sha256":"98f88a18c589143b1c711d77197b80cd19657d726c9e0382599f19d0e4073bb2","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-05","source":"kam193"},{"source":"reversing-labs","import_time":"2026-03-19T12:19:25.521004422Z","sha256":"92bffc7dd3c7ffac8336eee73feb3d7d48048ca4f46667ccf82ade7ab2026763","modified_time":"2026-03-18T12:11:26Z","id":"RLUA-2026-00100"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-05"}],"affected":[{"package":{"name":"atlasctf-21-prod-05","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-05"},"versions":["99.99.99","99.99.99.1"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/atlasctf-21-prod-05/MAL-2025-6442.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"}]}