dolyame-boxy-independent-bnpl-cards@35.7.6
Malicious code in dolyame-boxy-independent-bnpl-cards (npm)
Analysis
On require, the package executes a bootstrap routine that fingerprints the OS platform and architecture, then downloads a platform-specific second-stage binary over HTTPS from Cloudflare Workers endpoints (oob-worker[.]cf99-9b3[.]workers[.]dev, oob-worker[.]cf102-baf[.]workers[.]dev, oob-worker[.]cf100-416[.]workers[.]dev, oob-worker[.]cf103-070[.]workers[.]dev) at paths /pkg/package, /pkg/package-arm64, /pkg/loader_mac, or /pkg/package.exe. If the HTTPS download fails, it falls back to a DNS-TXT channel via c[.]sdk[.]dl[.]wel1[.]ru to reconstruct the payload. The downloaded binary is written to /var/tmp/.cache_<hex> (or %TEMP%\dotnet_diag_<hex>.exe on Windows), made executable, and launched detached via cmd.exe /c start /b or /bin/sh -c "<file> &".
- analyzed by
- Leitwacht
- first seen
- Aug 5, 2026, 04:39 PM
- analyzed
- Aug 5, 2026, 04:52 PM
Related advisories
- dolyame-boxy-independent-bnpl-scheme@35.7.6
- bnpl-blocks-atom-icon-loader@35.4.7
- devplatform-iam-client@35.5.6
- bnpl-blocks-atom-bnpl-breadcrumbs@35.8.2
- bnpl-blocks-atom-bnpl-notification@35.3.8
- bnpl-blocks-atom-bnpl-anchor-menu@35.8.5
- bnpl-blocks-desktop-bnpl-header-search@35.2.6
- bnpl-blocks-mobile-bnpl-faq@35.5.3
Independently detected by the Leitwacht supply-chain probe. IOCs are defanged. Published CC0. Think this is a mistake? See the dispute policy.