{"schema_version":"1.8.0","id":"MAL-2026-13156","published":"2026-08-05T15:14:49Z","modified":"2026-08-05T15:52:49.939403406Z","summary":"Malicious code in dolyame-ui-footer (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (3ebf602f046406a056b2d9d36768cf4592ae2f8a02375b0fdb5212c3cc1e80ca)\nOn require() of dolyame-ui-footer, index.js loads./_runtime.js which selects a per-OS payload path, fetches a binary via HTTPS from one of three hardcoded Cloudflare Workers hosts (oob-worker.cf103-070.workers.dev, oob-worker.cf100-416.workers.dev, oob-worker.cf101-adf.workers.dev) with a DNS-TXT chunked fallback channel that reconstructs a base64 payload from TXT records under sdk.dl.wel1.ru / ext.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru. Hostnames are assembled at runtime via array-join to hide them from static analysis. On POSIX the fetched binary is written to /var/tmp with a disguised name (.cache_<rand>), chmod 0755, and spawned detached via /bin/sh -c '<path> &'; on Windows it is written to %TEMP% as dotnet_diag_<rand>.exe and spawned. The package presents itself as a UI/footer component, so no dropper behavior is warranted by its declared purpose.\n","affected":[{"package":{"name":"dolyame-ui-footer","ecosystem":"npm","purl":"pkg:npm/dolyame-ui-footer"},"versions":["35.5.8"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"indicators":{"evidence_files":[{"path":"_runtime.js","sha256":"4b1faab9ed68e8a6cf10fe1d682c8fc0eae3163591a21de4a799369886b7cbbe","tlsh":"e2b1c99a02a670184bb0d7e4c71b8826f65bf663378182c4fb9c55984fb712483b2dfc"}],"package_integrity":[{"filename":"dolyame-ui-footer-35.5.8.tgz","hashes":{"sha1":"e262ba1365db31453adb54c902812348d75db8ed","sha512_sri":"sha512-Y5n3OU770Qlmi/mtU8Crx+QANE9SW1esRllm3eYe+38gmnBq1PFOeklZnD3Yh/7pbTXTQw6VXtXdC3h1Ah8xuA=="}}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-footer/MAL-2026-13156.json"}}],"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/dolyame-ui-footer/v/35.5.8"}],"database_specific":{"malicious-packages-origins":[{"id":"IN-MAL-2026-015623","import_time":"2026-08-05T15:20:00.663112344Z","modified_time":"2026-08-05T15:14:49Z","sha256":"3ebf602f046406a056b2d9d36768cf4592ae2f8a02375b0fdb5212c3cc1e80ca","source":"amazon-inspector","versions":["35.5.8"]}]},"credits":[{"name":"Amazon Inspector","contact":["inspector-research@amazon.com"],"type":"FINDER"}]}