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npm · Malicious package advisory

Malware

chai-beta

MAL-2026-2897

Malicious code in chai-beta (npm)

Details

chai-beta is a malicious npm package that when imported downloads a C2 dropper from https://jsonkeeper[.]com/b/XRGF3 and executes it (similar to malware in to chai-await-test).

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## Source: amazon-inspector (b57727c6a080ac8eccf4106639fc8fceab20fd4fb96142c8a8cb9b68422d4867)
The package chai-beta was found to contain malicious code.

Compromised versions (1)

  • 1.1.9

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