{"id":"MAL-2025-905","summary":"Malicious code in byted-df (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (821138aac758315c7a31a463523c4930bdd52e67699199e4c8bda0511c5907f8)\nImporting the module triggers sending out the hostname to the package author. It looks to be a placeholder/pentest activity related to BytedDance.\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: 2024-11-0wn-sh\n\n\nReasons (based on the campaign):\n\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n","modified":"2026-03-19T12:51:28.231623Z","published":"2024-11-29T13:03:21Z","database_specific":{"malicious-packages-origins":[{"sha256":"acc0b2cb583821f94de4a54404ef167d179fb583050ac2b52ca516069743fc96","versions":["99.1.1"],"import_time":"2025-02-03T18:38:05.175747051Z","source":"reversing-labs","id":"RLMA-2025-00443","modified_time":"2025-02-03T17:07:10Z"},{"sha256":"e5af0338fc4dcb89ca3f4ebece5d215741251f47b403fa96a3811fff1e0a61aa","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"import_time":"2025-12-02T22:30:55.895613464Z","source":"kam193","id":"pypi/2024-11-0wn-sh/byted-df","modified_time":"2024-11-29T13:03:21Z"},{"sha256":"821138aac758315c7a31a463523c4930bdd52e67699199e4c8bda0511c5907f8","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}],"import_time":"2025-12-02T23:07:19.082584509Z","source":"kam193","id":"pypi/2024-11-0wn-sh/byted-df","modified_time":"2024-11-29T13:03:21Z"},{"sha256":"bd7c1afff39a5231b07c9dcba6358e8acfd04e398ad37eef5a2b6de6a539a107","versions":["99.1.1"],"import_time":"2025-12-10T21:38:58.214298674Z","source":"kam193","id":"pypi/2024-11-0wn-sh/byted-df","modified_time":"2024-11-29T13:03:21Z"},{"sha256":"fa8693118b87c2b22728cb29e24a8deacb006b2c98ced26025fa49a0673e593c","import_time":"2026-03-19T12:19:31.306614939Z","source":"reversing-labs","id":"RLUA-2026-00165","modified_time":"2026-03-18T12:12:08Z"}],"iocs":{"domains":["0wn.sh"]}},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/byted-df"}],"affected":[{"package":{"name":"byted-df","ecosystem":"PyPI","purl":"pkg:pypi/byted-df"},"versions":["99.1.1"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/byted-df/MAL-2025-905.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"}]}