{"id":"MAL-2026-2902","summary":"Malicious code in lockedin-chai-chain (npm)","details":"lockedin-chai-chain is a malicious npm package that when imported downloads a C2 dropper from https://jsonkeeper[.]com/b/FAWPU and executes it (similar to malware in to chai-await-test).\n\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (5f043508b642cb099f524948847b7a4835d3646132e8728ce3ee38864f14b733)\nThe package lockedin-chai-chain was found to contain malicious code.\n","aliases":["GHSA-x4j5-4v2p-qc2g"],"modified":"2026-09-01T11:31:34.607815029Z","published":"2026-04-15T22:05:03Z","database_specific":{"iocs":{"urls":["https://jsonkeeper.com/b/FAWPU"]},"malicious-packages-origins":[{"ranges":[{"events":[{"introduced":"0"}],"type":"SEMVER"}],"sha256":"5f043508b642cb099f524948847b7a4835d3646132e8728ce3ee38864f14b733","source":"amazon-inspector","import_time":"2026-04-23T20:49:07.750024719Z","modified_time":"2026-04-23T20:43:56Z"},{"id":"RLMA-2026-05143","import_time":"2026-07-09T09:16:37.361256607Z","modified_time":"2026-07-07T12:57:50Z","sha256":"5073734fe3cb88eae1ae04a17854f30c8d6768e79ae90d8f12722e0531825942","source":"reversing-labs","versions":["1.2.6"]},{"sha256":"55a668b5c54850bf94d5d6f81a4c21d56ace866526a3c1fdbce2c223536dc43d","source":"reversing-labs","id":"RLUA-2026-06310","import_time":"2026-09-01T11:18:11.330443024Z","modified_time":"2026-08-24T16:57:59Z"}]},"references":[{"type":"REPORT","url":"https://www.indece.com/en-US/blog/7df041ba-feb1-4d87-918b-7fc2c709d805"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-x4j5-4v2p-qc2g"}],"affected":[{"package":{"name":"lockedin-chai-chain","ecosystem":"npm","purl":"pkg:npm/lockedin-chai-chain"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"versions":["1.2.6"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/lockedin-chai-chain/MAL-2026-2902.json"}}],"schema_version":"1.9.0","credits":[{"name":"Amazon Inspector","contact":["actran@amazon.com"],"type":"FINDER"},{"name":"ReversingLabs","contact":["https://www.reversinglabs.com"],"type":"FINDER"},{"name":"indece","contact":["https://indece.com"],"type":"FINDER"}]}