During a shift, a SecOps analyst opens a Google SecOps case that was auto-created by a SOAR playbook. The case aggregates several alerts: one high-severity malware detection on a developer laptop, and three medium-severity failed-login alerts against a low-value test service account. The analyst must decide the triage order for investigation this hour, given limited time. Which factor should MOST influence prioritizing which alert to investigate first within the case?