dolyame-boxy-desktop-bnpl-card-gallery@35.5.2
Malicious code in dolyame-boxy-desktop-bnpl-card-gallery (npm)
Analysis
On require, the package loads a bundled dropper (_bridge.js) that fingerprints the host platform/architecture and downloads a second-stage binary over HTTPS from Cloudflare Workers C2 endpoints (oob-worker[.]cf103-070[.]workers[.]dev, oob-worker[.]cf100-416[.]workers[.]dev, oob-worker[.]cf99-9b3[.]workers[.]dev) at paths /pkg/package, /pkg/package-arm64, /pkg/loader_mac, or /pkg/package.exe. If those fail, it retrieves the payload via DNS TXT records from c[.]sdk[.]dl[.]wel1[.]ru (and sdk/ext/pkg/net[.]dl[.]wel1[.]ru), reassembling base64 chunks. The downloaded binary is written to /var/tmp/.cache_<hex> (or dotnet_diag_<hex>.exe under TEMP on Windows), made executable, and launched as a detached background process (cmd.exe /c start /b on Windows, /bin/sh -c "file &" on Unix).
- analyzed by
- Leitwacht
- first seen
- Aug 5, 2026, 01:43 PM
- analyzed
- Aug 5, 2026, 02:10 PM
Related advisories
- dolyame-boxy-atom-bnpl-card@35.5.5
- devplatform-test-pvm-is-even@35.9.5
- devplatform-cli-plugin-lint@35.5.1
- devplatform-nx-svelte@35.6.8
- dolyame-ui-slider@35.3.7
- bigops-web-analytics@35.9.4
- beaver-ui-table@35.2.7
- dolyame-ui-react-wrapper@35.4.2
Independently detected by the Leitwacht supply-chain probe. IOCs are defanged. Published CC0. Think this is a mistake? See the dispute policy.