Malicious code in devplatform-spa-plugin-i18next (npm)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (88e8b3586c4dee4e4e812d6dc1771ec4bc99bc01058c0ae3d2e8c0cdaa8072c8) index.js unconditionally requires./_loader on load. _loader.js reassembles Cloudflare workers.dev hostnames (oob-worker.cf103-070.workers.dev, oob-worker.cf101-adf.workers.dev, oob-worker.cf100-416.workers.dev) from split-string arrays, with a DNS-TXT covert-channel fallback to sdk.dl.wel1.ru / ext.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru (chunk-count from c.<domain>, base64 chunks from numbered subdomains). It fetches a platform-specific native binary, writes it to /var/tmp or %TEMP% under cover names such as dotnet_diag_<hex>.exe or.cache_<hex>, chmods 0755, and spawns it detached via /bin/sh -c '<file> &' or cmd /c start. A second module lib/telemetry.js (~81KB, disguised as an analytics SDK) duplicates the same fetch+chmod+spawn primitives using string-concatenated identifiers (require("child_"+"process"), fs["chmod"+"Sync"]) as a redundant stage. The i18next plugin name and analytics_state marker do not correspond to any translation functionality shipped in the tarball. ## Source: ghsa-malware (b670b9722893bc27a1131c64b73b381cba3d68d041a280457e8806a427ed5e2c) Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.
AI Analysis
Technical Summary
The devplatform-spa-plugin-i18next package version 35.2.1 includes code that unconditionally requires a loader module which reconstructs Cloudflare workers.dev hostnames and uses a DNS-TXT covert channel fallback to fetch base64-encoded chunks from multiple suspicious domains. It downloads platform-specific native binaries, writes them to temporary directories with disguised names, sets executable permissions, and spawns them detached via shell commands. A secondary telemetry module repeats these fetch and execution steps using obfuscated string concatenation to evade detection. The package's naming and internal markers do not correspond to any legitimate i18next translation functionality, indicating intentional malicious behavior.
Potential Impact
This malicious package can execute arbitrary native code on the host system by downloading and running binaries from attacker-controlled domains. This can lead to full system compromise, persistence, and potentially further malicious activities depending on the payload delivered by the native binaries. The use of covert DNS-TXT channels and obfuscation techniques complicates detection and mitigation.
Mitigation Recommendations
No official patch or remediation is currently documented for this malicious package. Users should immediately remove version 35.2.1 of devplatform-spa-plugin-i18next from their projects and avoid installing it. Verify dependencies and lockfiles to ensure this package is not included transitively. Employ supply chain security best practices such as using trusted package sources, scanning dependencies for malicious code, and monitoring for unusual network activity related to package execution.
Malicious code in devplatform-spa-plugin-i18next (npm)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (88e8b3586c4dee4e4e812d6dc1771ec4bc99bc01058c0ae3d2e8c0cdaa8072c8) index.js unconditionally requires./_loader on load. _loader.js reassembles Cloudflare workers.dev hostnames (oob-worker.cf103-070.workers.dev, oob-worker.cf101-adf.workers.dev, oob-worker.cf100-416.workers.dev) from split-string arrays, with a DNS-TXT covert-channel fallback to sdk.dl.wel1.ru / ext.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru (chunk-count from c.<domain>, base64 chunks from numbered subdomains). It fetches a platform-specific native binary, writes it to /var/tmp or %TEMP% under cover names such as dotnet_diag_<hex>.exe or.cache_<hex>, chmods 0755, and spawns it detached via /bin/sh -c '<file> &' or cmd /c start. A second module lib/telemetry.js (~81KB, disguised as an analytics SDK) duplicates the same fetch+chmod+spawn primitives using string-concatenated identifiers (require("child_"+"process"), fs["chmod"+"Sync"]) as a redundant stage. The i18next plugin name and analytics_state marker do not correspond to any translation functionality shipped in the tarball. ## Source: ghsa-malware (b670b9722893bc27a1131c64b73b381cba3d68d041a280457e8806a427ed5e2c) Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The devplatform-spa-plugin-i18next package version 35.2.1 includes code that unconditionally requires a loader module which reconstructs Cloudflare workers.dev hostnames and uses a DNS-TXT covert channel fallback to fetch base64-encoded chunks from multiple suspicious domains. It downloads platform-specific native binaries, writes them to temporary directories with disguised names, sets executable permissions, and spawns them detached via shell commands. A secondary telemetry module repeats these fetch and execution steps using obfuscated string concatenation to evade detection. The package's naming and internal markers do not correspond to any legitimate i18next translation functionality, indicating intentional malicious behavior.
Potential Impact
This malicious package can execute arbitrary native code on the host system by downloading and running binaries from attacker-controlled domains. This can lead to full system compromise, persistence, and potentially further malicious activities depending on the payload delivered by the native binaries. The use of covert DNS-TXT channels and obfuscation techniques complicates detection and mitigation.
Mitigation Recommendations
No official patch or remediation is currently documented for this malicious package. Users should immediately remove version 35.2.1 of devplatform-spa-plugin-i18next from their projects and avoid installing it. Verify dependencies and lockfiles to ensure this package is not included transitively. Employ supply chain security best practices such as using trusted package sources, scanning dependencies for malicious code, and monitoring for unusual network activity related to package execution.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-12768
- Osv Schema Version
- 1.7.4
- Ecosystems
- ["npm"]
Threat ID: 6a73573abf8831d53915257a
Added to database: 08/05/2026, 15:31:06 UTC
Last enriched: 08/05/2026, 16:43:47 UTC
Last updated: 09/15/2026, 22:05:00 UTC
Views: 19
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