{"id":"MAL-2025-6454","summary":"Malicious code in atlasctf-21-prod-17 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (0ae7f72936fae89a02869e537528e165a62538cbfdd9d4a441cdcdbd316783da)\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":"2026-03-19T12:50:48.786865Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"id":"RLMA-2025-03539","import_time":"2025-08-01T10:07:09.608856884Z","modified_time":"2025-07-31T19:14:14Z","sha256":"90c58f99ccc7b8615cb1e96a781e0cbdc33e6f4c5523e037bc832f761d6a4b48","source":"reversing-labs","versions":["99.99.99","99.99.99.1"]},{"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-17","import_time":"2025-12-02T22:30:55.858237363Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"3eae432e798f7c860716ba28721595f17299054d826f11f8496cceff8bb39536","source":"kam193"},{"source":"kam193","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-17","import_time":"2025-12-02T23:07:19.04059347Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"0ae7f72936fae89a02869e537528e165a62538cbfdd9d4a441cdcdbd316783da"},{"versions":["99.99.99","99.99.99.1"],"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-17","import_time":"2025-12-10T21:38:58.183136472Z","modified_time":"2025-06-07T14:05:45Z","sha256":"7d47e622aa06e0bc2ef5089db2a79198942ea66354c853faaa95232f5e0aa390","source":"kam193"},{"sha256":"26b05eabdbda9a90eb2d718e9c667b7786f37d7917e8d8fab53f93bdd703dee5","source":"reversing-labs","id":"RLUA-2026-00112","import_time":"2026-03-19T12:19:26.843227647Z","modified_time":"2026-03-18T12:11:33Z"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-17"}],"affected":[{"package":{"name":"atlasctf-21-prod-17","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-17"},"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-17/MAL-2025-6454.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"}]}