CrowdStrike's Falcon OverWatch team has effectively identified and mitigated a widespread intrusion campaign orchestrated by NIGHT SPIDER, which used bundled .msi installers to deliver malicious payloads, such as the Zloader trojan, alongside legitimate software. By leveraging advanced threat hunting techniques focused on behavior, prevalence, and timing, OverWatch detected these campaigns, which sought to evade traditional detection methods through the use of low-prevalence files and native utilities for malicious purposes. The team's ability to quickly recognize suspicious activities, such as attempts to bypass security protocols and manipulate system configurations, underscores the effectiveness of CrowdStrike's real-time visibility and patented tooling in providing high-fidelity notifications to affected organizations, enabling them to address threats before they cause significant damage. This approach highlights the importance of proactive threat hunting in maintaining cybersecurity defenses against evolving adversarial tactics.