Malicious code in devplatform-rest-resources-v2 (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (51db57b10cf3d072768e05a81ef61a8b1fffef1437ab1455ca04d1227d845316) On require of devplatform-rest-resources-v2, index.js loads _adapter.js which selects a per-OS payload path, fetches an opaque binary over HTTPS from Cloudflare Workers hosts whose names are reconstructed at runtime by joining split string fragments (oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf101-adf.workers.dev), with a DNS TXT fallback resolving base64 payload locations from sdk.dl.wel1.ru, ext.dl.wel1.ru, pkg.dl.wel1.ru, and net.dl.wel1.ru. The fetched bytes are written to /var/tmp or %TEMP% under disguised names such as.cache_<hex> on POSIX and dotnet_diag_<hex>.exe on Windows, chmod 755'd, and spawned detached via /bin/sh -c or cmd.exe. A sibling lib/telemetry.js contains a second base64->write->chmod->spawn dropper skeleton. The hosts, filenames, and execution path are unrelated to any declared REST-resources purpose.
Malicious code in devplatform-rest-resources-v2 (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (51db57b10cf3d072768e05a81ef61a8b1fffef1437ab1455ca04d1227d845316) On require of devplatform-rest-resources-v2, index.js loads _adapter.js which selects a per-OS payload path, fetches an opaque binary over HTTPS from Cloudflare Workers hosts whose names are reconstructed at runtime by joining split string fragments (oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf101-adf.workers.dev), with a DNS TXT fallback resolving base64 payload locations from sdk.dl.wel1.ru, ext.dl.wel1.ru, pkg.dl.wel1.ru, and net.dl.wel1.ru. The fetched bytes are written to /var/tmp or %TEMP% under disguised names such as.cache_<hex> on POSIX and dotnet_diag_<hex>.exe on Windows, chmod 755'd, and spawned detached via /bin/sh -c or cmd.exe. A sibling lib/telemetry.js contains a second base64->write->chmod->spawn dropper skeleton. The hosts, filenames, and execution path are unrelated to any declared REST-resources purpose.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-12746
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a735739bf8831d53914f798
Added to database: 08/05/2026, 15:31:05 UTC
Last updated: 08/05/2026, 15:31:05 UTC
Views: 1
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