chai-as-evm

{"schema_version":"1.7.4","id":"MAL-2026-2889","published":"2026-04-15T22:05:03Z","modified":"2026-09-01T11:20:25.207748211Z","aliases":["GHSA-826h-2vvx-vf77"],"summary":"Malicious code in chai-as-evm (npm)","details":"chai-as-evm 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 (022142050af16941071ae35d9336fdbfda3482fde1d22711c0d7cb231cac513a)\nThe package chai-as-evm was found to contain malicious code.\n","affected":[{"package":{"name":"chai-as-evm","ecosystem":"npm"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"versions":["1.1.2"]}],"references":[{"type":"REPORT","url":"https://www.indece.com/en-US/blog/7df041ba-feb1-4d87-918b-7fc2c709d805"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-826h-2vvx-vf77"}],"database_specific":{"iocs":{"urls":["https://jsonkeeper.com/b/FAWPU"]},"malicious-packages-origins":[{"import_time":"2026-04-23T20:49:16.236612219Z","modified_time":"2026-04-23T20:43:56Z","ranges":[{"events":[{"introduced":"0"}],"type":"SEMVER"}],"sha256":"022142050af16941071ae35d9336fdbfda3482fde1d22711c0d7cb231cac513a","source":"amazon-inspector"},{"id":"RLMA-2026-04986","import_time":"2026-07-09T09:16:21.136629619Z","modified_time":"2026-07-07T12:43:08Z","sha256":"98fdb52d2afc25cca6ea04769bd3a59bc045df77bb75758120349697bb3a9227","source":"reversing-labs","versions":["1.1.2"]},{"id":"RLUA-2026-06115","import_time":"2026-09-01T11:17:58.947874342Z","modified_time":"2026-08-24T16:43:15Z","sha256":"cb6ac6a00d247dc4d297f9ecb2f1bb1c8e63efebfa0fff6f052c832b5638e926","source":"reversing-labs"}]},"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"}]}