{"id":"MAL-2025-4272","summary":"Malicious code in web3yrpcs (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (171ec4f4bbfb34688348ecdda292249487574c8fb28caf8467c0bbafb1563cb7)\nPackage contains just a function to send out data. It (or a package sharing the same IoCs) is used in a malicious GitHub project to exfiltrate crypto currency private keys, e.g. https://github.com/taikoyaki/MegaEth-Auto-Bot/blob/772b4591daaa0b200d1bd1fd3be3d48b8433f084/cap/cap.py#L49\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-04-alchemyrpcs\n\n\nReasons (based on the campaign):\n\n\n - crypto-related\n\n\n - The malicious code is intentionally included in a dependency of the package\n\n\n - exfiltration-crypto\n","modified":"2026-03-19T13:05:22.939186Z","published":"2025-04-27T08:06:41Z","database_specific":{"iocs":{"domains":["web3check-api.netlify.app","dapper-flan-46eb5a.netlify.app"]},"malicious-packages-origins":[{"source":"reversing-labs","sha256":"02407a1ef9536438cbb08658bb0328e4ca6657a6214ebd329bc8b56b57c058c1","import_time":"2025-05-22T14:06:40.46140471Z","id":"RLMA-2025-02630","modified_time":"2025-05-22T12:34:01Z","versions":["1.1.2"]},{"source":"kam193","sha256":"defde073e7bd3ba063a00577964c26c6256d20a9221cc4de5f675598618e5062","import_time":"2025-12-02T22:30:55.758858533Z","id":"pypi/2025-04-alchemyrpcs/web3yrpcs","modified_time":"2025-04-27T08:06:41Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}]},{"source":"kam193","sha256":"171ec4f4bbfb34688348ecdda292249487574c8fb28caf8467c0bbafb1563cb7","import_time":"2025-12-02T23:07:18.801110164Z","id":"pypi/2025-04-alchemyrpcs/web3yrpcs","modified_time":"2025-04-27T08:06:41Z","ranges":[{"events":[{"introduced":"0"}],"type":"ECOSYSTEM"}]},{"id":"pypi/2025-04-alchemyrpcs/web3yrpcs","modified_time":"2025-04-27T08:06:41Z","versions":["1.1.2"],"source":"kam193","sha256":"6cae6c04abcfa97bd481e2ea2bb7fab7613522da692eab369c4af589addbf971","import_time":"2025-12-10T21:38:57.967598355Z"},{"sha256":"b6f73f2a0ef14631157a06327e68782be871d8e66e3b2bd4ca0262dc50b6c557","import_time":"2026-03-19T12:20:43.912334197Z","id":"RLUA-2026-00923","modified_time":"2026-03-18T12:20:32Z","source":"reversing-labs"}]},"references":[{"type":"WEB","url":"https://github.com/taikoyaki/MegaEth-Auto-Bot/blob/772b4591daaa0b200d1bd1fd3be3d48b8433f084/cap/cap.py#L49"},{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/web3yrpcs"}],"affected":[{"package":{"name":"web3yrpcs","ecosystem":"PyPI","purl":"pkg:pypi/web3yrpcs"},"versions":["1.1.2"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/web3yrpcs/MAL-2025-4272.json"}}],"schema_version":"1.9.0","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":"REPORTER"},{"name":"ReversingLabs","contact":["https://www.reversinglabs.com"],"type":"FINDER"}]}