mfaatest

{"modified":"2026-08-31T18:03:06Z","published":"2026-08-31T18:03:06Z","schema_version":"1.7.4","id":"MAL-2026-15629","summary":"Malicious code in mfaatest (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (73e4ce261829117e316f9152160cdcb35c6ba66064f631baba1f8d528673b584)\npackage.json declares dependency `node-net-pool` with its value set to an arbitrary HTTPS tarball URL (`https://limbomail.com/api/attachment/fpwvxc__9DvM.Bjuueu1K2SkBC_KkgATls-oq05UsrNNY/pkg.tgz`) rather than a registry version range. On `npm install`, npm fetches whatever bytes limbomail.com returns and installs them, executing any lifecycle scripts inside the fetched tarball. The source is unpinned, integrity-unchecked, and hosted on a domain unrelated to the package's stated publisher; the content can be swapped at any time by whoever controls that host. The package's own description claims 'zero runtime dependencies', contradicting the presence of this off-registry dependency and matching the smuggled-dropper shape.\n","affected":[{"package":{"ecosystem":"npm","name":"mfaatest"},"versions":["1.0.0"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"indicators":{"evidence_files":[{"path":"package.json","sha256":"c536884e89da4b500bb436f21d38f1401fb44181d3bda291f3480978c3a18e26","tlsh":"05217932c8f81c5317c57590a9654253f673481b08497c15738a823d8fdd0af22ff19e"}],"package_integrity":[{"filename":"mfaatest-1.0.0.tgz","hashes":{"sha1":"3a607f972b138ce32a36a1fe5ef2749319d9464a","sha512_sri":"sha512-sGRu8mr64c4PLy3KWohHXrpwsBYKSeF14iOdcwY9FGoPQzvfrJZaU992XNwkjoeOwJ8tdJEM6y+XguvckDsieQ=="}}]}}}],"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/mfaatest/v/1.0.0"}],"credits":[{"name":"Amazon Inspector","type":"FINDER","contact":["inspector-research@amazon.com"]}],"database_specific":{"malicious-packages-origins":[{"id":"IN-MAL-2026-019309","import_time":"2026-08-31T18:22:29.699560569Z","modified_time":"2026-08-31T18:03:06Z","sha256":"73e4ce261829117e316f9152160cdcb35c6ba66064f631baba1f8d528673b584","source":"amazon-inspector","versions":["1.0.0"]}]}}