{"id":"MAL-2025-6452","summary":"Malicious code in atlasctf-21-prod-15 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (101bfa86fba4ba58c3e91f1094d96934acad78a88046c5482a16e3ab969ea545)\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":"2026-03-19T12:50:45.278923Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"import_time":"2025-08-01T10:07:09.546667492Z","modified_time":"2025-07-31T19:14:12Z","sha256":"ca11e5b3bc88906ccaf3d1bdfbfa3fde4597d22848d461cf4fb391108460d0e2","source":"reversing-labs","versions":["99.99.99","99.99.99.1"],"id":"RLMA-2025-03537"},{"source":"kam193","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-15","import_time":"2025-12-02T22:30:55.856137839Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"d9303b853e6b4c04e37c31c4a2763d44bfe2bb93ba2357ef3a85dd0c9ad8adde"},{"import_time":"2025-12-02T23:07:19.038352972Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"101bfa86fba4ba58c3e91f1094d96934acad78a88046c5482a16e3ab969ea545","source":"kam193","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-15"},{"import_time":"2025-12-10T21:38:58.181186848Z","modified_time":"2025-06-07T14:05:45Z","sha256":"86cecfc3a0f552156aa3e6d5bbae63a9626d2f9ce50e5afe470992d7cee22a3e","source":"kam193","versions":["99.99.99","99.99.99.1"],"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-15"},{"source":"reversing-labs","id":"RLUA-2026-00110","import_time":"2026-03-19T12:19:26.552011741Z","modified_time":"2026-03-18T12:11:31Z","sha256":"341e60696f60a8f7b3f998d9f30844eecee74be3760ee4800336f0e3b3c7a521"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-15"}],"affected":[{"package":{"name":"atlasctf-21-prod-15","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-15"},"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-15/MAL-2025-6452.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"}]}