Understand how ransomware groups like Scattered Spider compromise your virtual infrastructure—and how to stop them. In today’s threat landscape, ransomware groups like Scattered Spider are increasingly targeting hypervisors, leading to devastating breaches and...
Attacks on hypervisors are increasing due to their devastating blast radius, as highlighted by the recent attacks on MGM Casinos, Johnson Controls, and MITRE. Now, you can protect your hypervisors: Vali Cyber offers the world’s only ransomware protection for...
A new wave of ransomware actors is rewriting the rulebook, and their sights are set on the foundation of enterprise infrastructure: VMware ESXi. Scattered Spider—also tracked as UNC3944, 0ktapus, and Muddled Libra among others—is one of the most agile and dangerous...
In April 2025, Marks & Spencer—one of Britain’s most successful retailers—was crippled by a ransomware attack that didn’t just encrypt endpoints. It locked down VMware ESXi hypervisors, freezing core systems and bringing operations to a standstill. Sales were...
Nathan Montierth and Joseph Comps from Vali Cyber’s Threat Intelligence Team break down why traditional network defenses, such as firewalls, aren’t enough to stop modern threats. Using a real-world inspired attack from UNC3886, where the firewall was the...
