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npm · Malicious package advisory

Malware

chai-as-adapter

MAL-2026-2885

Malicious code in chai-as-adapter (npm)

Details

chai-as-adapter is a malicious npm package that when imported downloads a C2 dropper from https://jsonkeeper[.]com/b/FAWPU and executes it (similar to malware in to chai-await-test).

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## Source: amazon-inspector (e4ad687e2827eba4cf0c61d04ad9122d72ddc6e49ffdeabebf34f4ed10787bd4)
The package chai-as-adapter was found to contain malicious code.

Compromised versions (1)

  • 1.5.2

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.