{"id":"MAL-2025-6458","summary":"Malicious code in atlasctf-21-prod-21 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (79c8505b253779798971bd98108a76e3e9ba4a7a590fa35b73eef9782c70616d)\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":"2026-03-19T12:50:50.580729Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"import_time":"2025-08-01T10:07:09.73505665Z","source":"reversing-labs","versions":["99.99.99","99.99.99.1"],"sha256":"c24eaf1f047634d81c98cd6101f0ed191d3688db76e8eabf97db4fd206ca420a","modified_time":"2025-07-31T19:14:17Z","id":"RLMA-2025-03543"},{"import_time":"2025-12-02T22:30:55.862151949Z","source":"kam193","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"sha256":"abb5c7420384543782c53f5b23674aed4874d3fa3a3560216bd533e08a647b7e","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-21"},{"import_time":"2025-12-02T23:07:19.04469313Z","source":"kam193","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"sha256":"79c8505b253779798971bd98108a76e3e9ba4a7a590fa35b73eef9782c70616d","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-21"},{"import_time":"2025-12-10T21:38:58.187286759Z","source":"kam193","versions":["99.99.99","99.99.99.1"],"sha256":"911ad1a11bd5a593d8e924a067272adf6db04f8105daaa520dbbf13cd94ce19b","modified_time":"2025-06-07T14:05:45Z","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-21"},{"import_time":"2026-03-19T12:19:27.222826193Z","source":"reversing-labs","sha256":"97c631a0d539d8ff102564f188534545dc8389aa76f01655898086317ccb3371","modified_time":"2026-03-18T12:11:35Z","id":"RLUA-2026-00116"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-21"}],"affected":[{"package":{"name":"atlasctf-21-prod-21","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-21"},"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-21/MAL-2025-6458.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"}]}