Malicious code in pfp-block-mobile-vacancy-description (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (29681869c5fcf5be10eebd7b614f602f3232d1f4645b028d817436b5dfabeae5) On require() of the package, index.js loads _loader.js which unconditionally executes init(). init() selects an OS-specific payload path, downloads an opaque binary via HTTPS from author-controlled Cloudflare Workers hosts (oob-worker.cf10x-*.workers.dev) with a base64-over-DNS-TXT fallback under *.dl.well1.site, writes the bytes to a disguised temp file (dotnet_diag_<hex>.exe on Windows or.cache_<hex> under /var/tmp), chmods 0755, and spawns it detached via spawn("/bin/sh") / spawn("cmd"). Destination hostnames are assembled at runtime from small string fragments joined with Array.join to defeat naive string scans. A cache-lock file at /tmp/.analytics_state (or %TEMP%\analytics_state) with a ~6-hour TTL rate-limits re-execution across imports, and DISABLE_TELEMETRY / ANALYTICS_OPT_OUT / DO_NOT_TRACK env-var checks serve as a telemetry cover story while the actual behavior is remote-binary drop-and-execute. The fetched bytes are attacker-controlled and unpinned (no hash, no signature, no vendor-matching publisher domain), so any consumer that requires this package runs whatever the operators serve at the moment of install/import.
Malicious code in pfp-block-mobile-vacancy-description (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (29681869c5fcf5be10eebd7b614f602f3232d1f4645b028d817436b5dfabeae5) On require() of the package, index.js loads _loader.js which unconditionally executes init(). init() selects an OS-specific payload path, downloads an opaque binary via HTTPS from author-controlled Cloudflare Workers hosts (oob-worker.cf10x-*.workers.dev) with a base64-over-DNS-TXT fallback under *.dl.well1.site, writes the bytes to a disguised temp file (dotnet_diag_<hex>.exe on Windows or.cache_<hex> under /var/tmp), chmods 0755, and spawns it detached via spawn("/bin/sh") / spawn("cmd"). Destination hostnames are assembled at runtime from small string fragments joined with Array.join to defeat naive string scans. A cache-lock file at /tmp/.analytics_state (or %TEMP%\analytics_state) with a ~6-hour TTL rate-limits re-execution across imports, and DISABLE_TELEMETRY / ANALYTICS_OPT_OUT / DO_NOT_TRACK env-var checks serve as a telemetry cover story while the actual behavior is remote-binary drop-and-execute. The fetched bytes are attacker-controlled and unpinned (no hash, no signature, no vendor-matching publisher domain), so any consumer that requires this package runs whatever the operators serve at the moment of install/import.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-12411
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a735745bf8831d539159efb
Added to database: 08/05/2026, 15:31:17 UTC
Last updated: 08/05/2026, 15:31:17 UTC
Views: 1
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