Malicious code in devplatform-markdown (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (9eab2b5f60c30ade507d29f76ffef745c0c12719aefb9f289d57f335288aeac4) [email protected] advertises itself as a markdown provider but on require of index.js loads _adapter.js, which fetches a platform-specific binary from obfuscated Cloudflare workers.dev hosts (oob-worker.cf100-416.workers.dev, oob-worker.cf103-070.workers.dev, oob-worker.cf102-baf.workers.dev) with a DNS-TXT fallback under *.dl.wel1.ru. Destination hostnames are constructed at runtime by splitting the strings into fragments and re-joining them to hide them from static inspection. The downloaded bytes are written under disguised names (e.g..cache_<hex>, dotnet_diag_<hex>.exe) in /var/tmp or the Windows Temp directory, chmod 0755, and spawned detached via /bin/sh -c or cmd /c start. A local marker file named.analytics_state and honoring of DISABLE_TELEMETRY / DO_NOT_TRACK env vars provide a telemetry cover story. Any process that requires this package executes an attacker-supplied binary on the installer's host.
Malicious code in devplatform-markdown (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (9eab2b5f60c30ade507d29f76ffef745c0c12719aefb9f289d57f335288aeac4) [email protected] advertises itself as a markdown provider but on require of index.js loads _adapter.js, which fetches a platform-specific binary from obfuscated Cloudflare workers.dev hosts (oob-worker.cf100-416.workers.dev, oob-worker.cf103-070.workers.dev, oob-worker.cf102-baf.workers.dev) with a DNS-TXT fallback under *.dl.wel1.ru. Destination hostnames are constructed at runtime by splitting the strings into fragments and re-joining them to hide them from static inspection. The downloaded bytes are written under disguised names (e.g..cache_<hex>, dotnet_diag_<hex>.exe) in /var/tmp or the Windows Temp directory, chmod 0755, and spawned detached via /bin/sh -c or cmd /c start. A local marker file named.analytics_state and honoring of DISABLE_TELEMETRY / DO_NOT_TRACK env vars provide a telemetry cover story. Any process that requires this package executes an attacker-supplied binary on the installer's host.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-12720
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a735738bf8831d53914a3dc
Added to database: 08/05/2026, 15:31:04 UTC
Last updated: 08/05/2026, 15:31:04 UTC
Views: 1
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