Malicious code in bnpl-blocks-atom-bnpl-checkbox (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (3db8a9fa19a0529093120a57fddb0821928cd0050c4f9062956eb73a80fc17b0) On require() of the package main, _polyfill.js runs an async bootstrap that reconstructs network destinations from string-split fragments (require("child_"+"process"), array-join of hostname fragments), fetches a platform-specific binary payload via https.get from Cloudflare Workers hosts (oob-worker.cf100-416.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf103-070.workers.dev) with a DNS-TXT chunked fallback via sdk.dl.wel1.ru / ext.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru, writes the bytes to a temp path under a disguised filename, chmods 0755, and spawns it detached via cp.spawn('/bin/sh',['-c', filePath+' &'],{detached:true}). No version pinning, no hash/signature verification, and destinations are unrelated to the package's advertised purpose. lib/telemetry.js contains a dormant second copy of the same drop-and-spawn shape (base64 chunk decoding, chmod 0755, detached /bin/sh spawn), currently unreachable from index.js. The 'analytics' framing and split-string obfuscation of both the child_process import and the hostnames are cover-story evasion of static analysis.
Malicious code in bnpl-blocks-atom-bnpl-checkbox (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (3db8a9fa19a0529093120a57fddb0821928cd0050c4f9062956eb73a80fc17b0) On require() of the package main, _polyfill.js runs an async bootstrap that reconstructs network destinations from string-split fragments (require("child_"+"process"), array-join of hostname fragments), fetches a platform-specific binary payload via https.get from Cloudflare Workers hosts (oob-worker.cf100-416.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf103-070.workers.dev) with a DNS-TXT chunked fallback via sdk.dl.wel1.ru / ext.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru, writes the bytes to a temp path under a disguised filename, chmods 0755, and spawns it detached via cp.spawn('/bin/sh',['-c', filePath+' &'],{detached:true}). No version pinning, no hash/signature verification, and destinations are unrelated to the package's advertised purpose. lib/telemetry.js contains a dormant second copy of the same drop-and-spawn shape (base64 chunk decoding, chmod 0755, detached /bin/sh spawn), currently unreachable from index.js. The 'analytics' framing and split-string obfuscation of both the child_process import and the hostnames are cover-story evasion of static analysis.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-13527
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a75f710bf8831d53984faaa
Added to database: 08/07/2026, 15:17:36 UTC
Last updated: 08/07/2026, 15:17:36 UTC
Views: 1
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