Cyber Threat Intelligence Report
Ransomware evolution, infostealer activity, and ClickFix-driven Phishing
The January 2026 Cyber Threat Intelligence Report provides a practical overview of the threats we saw driving real-world impact in the month. It focuses on active exploitation, attacker tradecraft, ransomware and infostealer activity, and emerging phishing techniques to help security teams stay a step ahead of nascent threats and well-established tactics.
What’s Inside the Report
- Vulnerability Spotlight – CVE-2025-64155 (Fortinet FortiSIEM)
A detailed review of a critical FortiSIEM remote code execution vulnerability, including affected versions, exploitation mechanics, and mitigation guidance. - High-Severity Vulnerability Review
A prioritized overview of high-impact vulnerabilities requiring immediate attention, helping teams focus remediation efforts where risk is greatest. - Ransomware Activity Review
An analysis of ransomware activity observed in January 2026, including the most active groups, targeted regions, and affected industries. - Malware Analysis
Technical breakdowns of notable malware observed during the month, including Lyrix ransomware, Cattore infostealer, and Clearwater ransomware, with insight into execution flow, data theft behavior, and defensive considerations. - Inbox Intelligence – Phishing Campaign Analysis
A step-by-step analysis of a ClickFix-style phishing campaign that leverages user interaction and trusted services to establish persistence and deploy remote access tools.
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This report is produced by Cynet’s CyOps Threat Intelligence Team, combining decades of combined expertise and continuous threat research, real-world telemetry, and hands-on incident response experience to deliver intelligence that is timely, relevant, and designed for action.
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