{"id":"MAL-2026-13566","summary":"Malicious code in dolyame-ui-deprecatepropshoc (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (e7018f3772c1649d5a6ffd391a2aa36f4dcf5a57cbe5952f8bbc91c4ac3f7226)\nOn require(), dolyame-ui-deprecatepropshoc@35.8.1 side-effect-loads _adapter.js and lib/telemetry.js, which assemble Cloudflare Workers hostnames from split-string fragments (['oob-worker.cf101-adf.','wor','kers.dev'].join('')) with a DNS-TXT chunked-base64 fallback via *.dl.wel1.ru, fetch a platform-specific opaque binary (/pkg/package, /pkg/loader_mac, /pkg/package.exe), write it to /var/tmp/.cache_\u003cuid\u003e or %TEMP%\\dotnet_diag_\u003cuid\u003e.exe, apply mode 0755 via fs['chmod'+'Sync'], and spawn it detached through /bin/sh -c or cmd.exe /c start /b. child_process is loaded via require('child_'+'process') to evade static matching. There is no version pin, hash, or signature verification on the fetched executable. The dropper is duplicated inside lib/telemetry.js — the module referenced by index.js's module.exports — so the payload deploys even if _adapter.js is removed. The 'telemetry'/'analytics_state'/'dotnet_diag_' naming is a cover story; the behavior is remote-code execution on the installer at require() time.\n","modified":"2026-08-07T13:20:35.639803586Z","published":"2026-08-07T12:34:46Z","database_specific":{"malicious-packages-origins":[{"import_time":"2026-08-07T12:51:23.229826617Z","modified_time":"2026-08-07T12:34:46Z","sha256":"e7018f3772c1649d5a6ffd391a2aa36f4dcf5a57cbe5952f8bbc91c4ac3f7226","source":"amazon-inspector","versions":["35.8.1"],"id":"IN-MAL-2026-017037"}]},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/dolyame-ui-deprecatepropshoc/v/35.8.1"}],"affected":[{"package":{"name":"dolyame-ui-deprecatepropshoc","ecosystem":"npm","purl":"pkg:npm/dolyame-ui-deprecatepropshoc"},"versions":["35.8.1"],"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":[{"sha256":"a71bb282bb6f6dbb48943701be6fea3c81ac1811edd587926676e86ca41ebc96","tlsh":"0da1a65926fa30180793b2e4841f4826719af69333c4e9d4fb4c66945fd663883b2afc","path":"_adapter.js"},{"sha256":"280ab5ad96a8282e8b5480c5a2c0638c02eafc9631fe6190ea1c2811a052b068","tlsh":"fd733f4966fb10214263b0685ebb40437635c4072a4eed5dba9c43ec9f8db3896f1fb9","path":"lib/telemetry.js"}],"package_integrity":[{"filename":"dolyame-ui-deprecatepropshoc-35.8.1.tgz","hashes":{"sha512_sri":"sha512-OZEO8YeYkoOTEwTtIPNDT8mRPMd02fZN2SHbQw0+YjWRdqrmN6hl5SncyFV/x41HzugOZyN9eh8JMItXT9AACw==","sha1":"bcf586f1fc78cb11ef0b7b43e4eb37f1bce425bd"}}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-deprecatepropshoc/MAL-2026-13566.json"}}],"schema_version":"1.8.0","credits":[{"name":"Amazon Inspector","contact":["inspector-research@amazon.com"],"type":"FINDER"}]}