Ransomware Rampage & Malware Vaccines: Microsoft’s Defense Report

This Week in IT, over half of all cyber‑attacks are now ransomware, but an idea called ‘malware vaccines’ could make it harder for hackers. Microsoft is thinking about bringing Copilot to on‑premises Exchange Server, and Windows 11’s Start menu is about to get a major makeover.

Links and resources

• Microsoft: 52% of Cyberattacks Driven by Ransomware and Extortion
• How malware vaccines could stop ransomware’s rampage • The Register
• Microsoft threatens to bring Copilot to on-prem Exchange • The Register
• Microsoft prepares major Windows 11 feature drop with new Start menu, Taskbar updates, and more | New features expected to roll out next month | Windows Central

Episode overview

The top stories in this week’s episode:

Cybersecurity Trends

• Over 50% of all cyber attacks are now ransomware; only 4% are aimed at espionage or stealing corporate secrets—most attacks are financially motivated.
• Legacy protections are failing as hackers increasingly use artificial intelligence to enhance their attacks.
• Hospitals, municipalities, and emergency services are prime ransomware targets due to critical services, limited budgets, and outdated technology.
• Researchers propose “malware vaccines”: pre-infecting machines with markers to trick malware into thinking the system is already infected.

Microsoft Product Updates

• Microsoft is surveying customers about bringing Copilot features to on-premises Exchange servers.
• Potential features include email summarization and AI-powered server health monitoring.

Windows 11 Updates

• Upcoming overhaul of the Start Menu to a grid icon layout, resembling mobile OS.
• Other updates: improved taskbar animations, new battery icon, File Explorer changes, and enhancements to Phone Link—all expected in November.