{"id":"MAL-2025-6450","summary":"Malicious code in atlasctf-21-prod-13 (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (773b90b87addef84f41e3bec0ed50198f5217f97c58686c8700726e2c5911f39)\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":"2026-03-19T12:50:42.948475Z","published":"2025-06-07T14:05:45Z","database_specific":{"malicious-packages-origins":[{"sha256":"e723e35bed0e85da91dcacf8c1ff8b3f974d5dd16a89e1561b4c69a8be8c6c99","source":"reversing-labs","versions":["99.99.99","99.99.99.1"],"id":"RLMA-2025-03535","import_time":"2025-08-01T10:07:09.466482017Z","modified_time":"2025-07-31T19:14:11Z"},{"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-13","import_time":"2025-12-02T22:30:55.854186763Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"c7f4f2583376a0a9e348558bfdef8b459880dae1fa7474aa202f12a60bec0590","source":"kam193"},{"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-13","import_time":"2025-12-02T23:07:19.035968274Z","modified_time":"2025-06-07T14:05:45Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"sha256":"773b90b87addef84f41e3bec0ed50198f5217f97c58686c8700726e2c5911f39","source":"kam193"},{"id":"pypi/2025-06-atlasctf/atlasctf-21-prod-13","import_time":"2025-12-10T21:38:58.179062989Z","modified_time":"2025-06-07T14:05:45Z","sha256":"70be116cbaa2a3737717a0e37d0430888098970acf1e5a2af24f669d3be37a26","source":"kam193","versions":["99.99.99","99.99.99.1"]},{"sha256":"0457e04f762fef21b906c0fc3bcd1af2c90fcafa750d595163d8f76bd46c7ded","source":"reversing-labs","id":"RLUA-2026-00108","import_time":"2026-03-19T12:19:26.341477285Z","modified_time":"2026-03-18T12:11:30Z"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/atlasctf-21-prod-13"}],"affected":[{"package":{"name":"atlasctf-21-prod-13","ecosystem":"PyPI","purl":"pkg:pypi/atlasctf-21-prod-13"},"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-13/MAL-2025-6450.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"}]}