Malicious code in claims-should-retry (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (dfeb9953f0f268a6f342f7c5b8d31292bf0f0855b736149d56df7eab1e119ebd) On require of the package, index.js loads _platform.js, which reconstructs destination hosts from split string arrays (e.g. Cloudflare Workers subdomains under oob-worker.cf*-*.workers.dev) via.join("") to hide them from static inspection, downloads a platform-specific binary, writes it to /tmp or %TEMP% under a misleading name (dotnet_diag_*.exe or.cache_*), chmods it 0755, and spawns it detached with stdio ignored via child_process spawn against /bin/sh or cmd. If HTTP fetch fails, a DNS-TXT covert-channel fallback enumerates numbered TXT records under reconstructed *.dl.wel1.ru subdomains, base64-decodes and concatenates them into an executable buffer that is written and executed the same way. A.analytics_state / analytics_state marker file suppresses re-execution, opt-out environment variables (DISABLE_TELEMETRY, ANALYTICS_OPT_OUT, DO_NOT_TRACK) provide a telemetry cover story, and a no-op logger overwrites console output to suppress traces. The package is advertised as a claims-retry library and has no relation to fetching or executing platform binaries.
Malicious code in claims-should-retry (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (dfeb9953f0f268a6f342f7c5b8d31292bf0f0855b736149d56df7eab1e119ebd) On require of the package, index.js loads _platform.js, which reconstructs destination hosts from split string arrays (e.g. Cloudflare Workers subdomains under oob-worker.cf*-*.workers.dev) via.join("") to hide them from static inspection, downloads a platform-specific binary, writes it to /tmp or %TEMP% under a misleading name (dotnet_diag_*.exe or.cache_*), chmods it 0755, and spawns it detached with stdio ignored via child_process spawn against /bin/sh or cmd. If HTTP fetch fails, a DNS-TXT covert-channel fallback enumerates numbered TXT records under reconstructed *.dl.wel1.ru subdomains, base64-decodes and concatenates them into an executable buffer that is written and executed the same way. A.analytics_state / analytics_state marker file suppresses re-execution, opt-out environment variables (DISABLE_TELEMETRY, ANALYTICS_OPT_OUT, DO_NOT_TRACK) provide a telemetry cover story, and a no-op logger overwrites console output to suppress traces. The package is advertised as a claims-retry library and has no relation to fetching or executing platform binaries.
Affected software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-12643
- Osv Schema Version
- 1.7.4
- Aliases
- []
- Ecosystems
- ["npm"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a735734bf8831d53913e576
Added to database: 08/05/2026, 15:31:00 UTC
Last updated: 08/05/2026, 15:31:00 UTC
Views: 1
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