{"id":"MAL-2026-12933","summary":"Malicious code in bnpl-blocks-desktop-bnpl-news-cards (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (e4c8c28332f033f4a53e19a9c2555f07d05be868631e953e2c3156b50ed2e397)\nOn require(), index.js loads _shim.js which reconstructs C2 hostnames from split string arrays (Cloudflare Workers subdomains oob-worker.cf99-9b3.workers.dev, oob-worker.cf103-070.workers.dev, oob-worker.cf101-adf.workers.dev) with a DNS-TXT fallback resolver chain (sdk.dl.wel1.ru, ext.dl.wel1.ru, pkg.dl.wel1.ru, net.dl.wel1.ru), downloads a platform-specific binary via https.get to /pkg/package or /pkg/package.exe, writes it to /var/tmp/.cache_\u003chex\u003e on Unix or %TEMP%\\dotnet_diag_\u003chex\u003e.exe on Windows, chmods it 0755, and spawns it detached via /bin/sh -c or cmd with.unref(). Filesystem stamp and env-var checks are used to avoid repeat execution. Cover-story comments (\"analytics\", \"telemetry\", \"CDN compatibility\") accompany the obfuscated destinations. The behavior has no relation to the package's stated purpose.\n","modified":"2026-08-05T15:51:04.644917532Z","published":"2026-08-05T14:48:44Z","database_specific":{"malicious-packages-origins":[{"import_time":"2026-08-05T15:19:52.206850091Z","modified_time":"2026-08-05T14:48:44Z","sha256":"e4c8c28332f033f4a53e19a9c2555f07d05be868631e953e2c3156b50ed2e397","source":"amazon-inspector","versions":["35.3.8"],"id":"IN-MAL-2026-015451"}]},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/bnpl-blocks-desktop-bnpl-news-cards/v/35.3.8"}],"affected":[{"package":{"name":"bnpl-blocks-desktop-bnpl-news-cards","ecosystem":"npm","purl":"pkg:npm/bnpl-blocks-desktop-bnpl-news-cards"},"versions":["35.3.8"],"database_specific":{"indicators":{"package_integrity":[{"hashes":{"sha1":"b12ae65a7b0aef93bd722e8c75b1432d75d028ea","sha512_sri":"sha512-o/LH8uR2K76wBtmRLOPvigo+sYhGLYmTHrSsRwLlBIJlThDYxZi7k287lCci090ywdHdZ1QhePpNBUMUae6iTQ=="},"filename":"bnpl-blocks-desktop-bnpl-news-cards-35.3.8.tgz"}],"evidence_files":[{"path":"_shim.js","sha256":"5022c7a4b542751ba49e91c7eb30a95d09e962cfe3b4cd410645609f04a7eaad","tlsh":"05b1a69a06a570188b70ebe1c71b8826f51af6633781c694fb4c99844f73524c372dfc"}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/bnpl-blocks-desktop-bnpl-news-cards/MAL-2026-12933.json","cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}]}}],"schema_version":"1.8.0","credits":[{"name":"Amazon Inspector","contact":["inspector-research@amazon.com"],"type":"FINDER"}]}