{"id":"MAL-2025-6456","summary":"Malicious code in atlasctf-21-prod-19 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (74537e0fdc55a5f9c24996d74d6a582f0bac3c796e4629c46d8803a956647d87)\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":"2026-03-19T12:50:48.619884Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"id":"RLMA-2025-03541","import_time":"2025-08-01T10:07:09.658607426Z","modified_time":"2025-07-31T19:14:15Z","sha256":"0c57b1461379a6288a7a42ab0182c45f5a795d50397cbd54298ca09ae532db8f","source":"reversing-labs","versions":["99.99.99","99.99.99.1"]},{"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-19","import_time":"2025-12-02T22:30:55.860209418Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"95341376a593aedcf1adf0f86e9cb329ba4a81f0c7de1f2796279f56b19fded7","source":"kam193"},{"modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"74537e0fdc55a5f9c24996d74d6a582f0bac3c796e4629c46d8803a956647d87","source":"kam193","id":"pypi/2025-06-atlasctf/atlasctf-21-prod-19","import_time":"2025-12-02T23:07:19.042656034Z"},{"modified_time":"2025-06-07T14:05:45Z","sha256":"d07145cbc865be26fc5a4fe87c87f68dbb7b161c5993f5037dc3202b132783a8","source":"kam193","versions":["99.99.99","99.99.99.1"],"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-19","import_time":"2025-12-10T21:38:58.185395874Z"},{"modified_time":"2026-03-18T12:11:34Z","sha256":"bdc5af677cbee2b51c792f3460d2fb1d47fb75e161df553bd1b175d92c38ea3f","source":"reversing-labs","id":"RLUA-2026-00114","import_time":"2026-03-19T12:19:27.031535131Z"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-19"}],"affected":[{"package":{"name":"atlasctf-21-prod-19","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-19"},"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-19/MAL-2025-6456.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"}]}