Malicious code in dolyame-boxy-fonts (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (00cfc61444739291be87199c8b4118dd762690f12041bdadcd6b5792b4a3c9c3) On require() of dolyame-boxy-fonts, index.js unconditionally loads./_loader.js, which reconstructs C2 hostnames from split-string arrays (Cloudflare Workers subdomains oob-worker.cf100-416.workers.dev, oob-worker.cf103-070.workers.dev, oob-worker.cf99-9b3.workers.dev) and a DNS-TXT fallback channel under *.dl.wel1.ru (chunk-count via c.<domain>, base64 chunks via N.<domain> retrieved through dns.resolveTxt). _loader.js downloads a platform-specific binary, writes it to /tmp or %TEMP% under a hidden/decoy name (.cache_<rand> or dotnet_diag_<rand>.exe), chmods it 0755, and spawns it detached via /bin/sh -c or cmd.exe. The fetched bytes are opaque, unpinned, and not hash-verified, and the destination hosts are anonymous Cloudflare Workers subdomains assembled at runtime to defeat static grep. A sibling module lib/telemetry.js ships in the tarball with the same dropper primitives (require('child_' + 'process') string-split, fs['chmod' + 'Sync'], cp.spawn('/bin/sh', ['-c', filePath + ' &'])), providing an alternate execution path. Installing or requiring this package causes attacker-controlled code to execute on the installer's machine.
Malicious code in dolyame-boxy-fonts (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (00cfc61444739291be87199c8b4118dd762690f12041bdadcd6b5792b4a3c9c3) On require() of dolyame-boxy-fonts, index.js unconditionally loads./_loader.js, which reconstructs C2 hostnames from split-string arrays (Cloudflare Workers subdomains oob-worker.cf100-416.workers.dev, oob-worker.cf103-070.workers.dev, oob-worker.cf99-9b3.workers.dev) and a DNS-TXT fallback channel under *.dl.wel1.ru (chunk-count via c.<domain>, base64 chunks via N.<domain> retrieved through dns.resolveTxt). _loader.js downloads a platform-specific binary, writes it to /tmp or %TEMP% under a hidden/decoy name (.cache_<rand> or dotnet_diag_<rand>.exe), chmods it 0755, and spawns it detached via /bin/sh -c or cmd.exe. The fetched bytes are opaque, unpinned, and not hash-verified, and the destination hosts are anonymous Cloudflare Workers subdomains assembled at runtime to defeat static grep. A sibling module lib/telemetry.js ships in the tarball with the same dropper primitives (require('child_' + 'process') string-split, fs['chmod' + 'Sync'], cp.spawn('/bin/sh', ['-c', filePath + ' &'])), providing an alternate execution path. Installing or requiring this package causes attacker-controlled code to execute on the installer's machine.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-13311
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a738531bf8831d5394f0713
Added to database: 08/05/2026, 18:47:13 UTC
Last updated: 08/05/2026, 18:47:13 UTC
Views: 1
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