{"id":"MAL-2026-2860","summary":"Malicious code in mylib-utils (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (8cc746751844570c4d9de0acc1fc4aba45c1316434c664fc70711749720f88f1)\nDuring import, a remote executable is automatically started. During analysis, the executable only showed a basic message. It's likely experimenting with malicious techniques to prepare for real malicious action.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-04-mylib-utils\n\n\nReasons (based on the campaign):\n\n\n - Downloads and executes a remote executable.\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n","modified":"2026-04-18T23:32:55.841137Z","published":"2026-04-18T22:47:46Z","database_specific":{"malicious-packages-origins":[{"versions":["1.0.0","1.0.1"],"sha256":"8cc746751844570c4d9de0acc1fc4aba45c1316434c664fc70711749720f88f1","import_time":"2026-04-18T23:16:02.536721527Z","source":"kam193","modified_time":"2026-04-18T22:47:46.454507Z","id":"pypi/2026-04-mylib-utils/mylib-utils"}],"iocs":{"urls":["https://github.com/mathhosting/rv/releases/download/dfea/scaring.exe"]}},"references":[{"type":"EVIDENCE","url":"https://www.virustotal.com/gui/file/8940de7a6d555e91bff304bb1ed30ecd6ee94e9ab231078db51cca95e117e290/detection"},{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/mylib-utils"}],"affected":[{"package":{"name":"mylib-utils","ecosystem":"PyPI","purl":"pkg:pypi/mylib-utils"},"versions":["1.0.0","1.0.1"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/mylib-utils/MAL-2026-2860.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}