A crime service gives attackers the ability to generate malicious Microsoft Word documents capable of compromising systems with hard-to-detect attacks, underscoring the continued danger posed by macros, according to a new analysis from threat intelligence firm Intel471. The service, known as EtterSilent, has rapidly become popular among cybercrime groups and allows attackers to create Word files that pose as DocuSign documents but, in reality, can compromise systems using either macros or by exploiting a known vulnerability.

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