Bypassing Mitigations by Attacking JIT Server in Microsoft Edge

Posted by Ivan Fratric, Project Zero With Windows 10 Creators Update, Microsoft introduced a new security mitigation in Microsoft Edge: Arbitrary Code Guard ACG. When ACG is applied to a Microsoft Edge Content Process, it makes it impossible to allocate new executable memory within a process or...

Detecting reflective DLL loading with Windows Defender ATP

Today's attacks put emphasis on leaving little, if any, forensic evidence to maintain stealth and achieve persistence. Attackers use methods that allow exploits to stay resident within an exploited process or migrate to a long-lived process without ever creating or relying on a file on disk. In...

Microsoft Windows 10 Creators Update 32-bit Ring-0 Code Execution Exploit

Microsoft Windows 10 Creators Update suffers from a 32-bit execution of ring-0 code from NULL page via NtQuerySystemInformation class 185, Warbird functionality. Windows 10 Creators Update 32-bit execution of ring-0 code from NULL page via NtQuerySystemInformation class 185, Warbird functionality...

Windows Defender Antivirus cloud protection service: Advanced real-time defense against never-before-seen malware

For cybercriminals, speed is the name of the game. It takes newly released malware an average of just four hours to achieve its goal—steal financial information, extort money, or cause widespread damage. In a recent report, the Federal Trade Commission FTC said that cybercriminals will use hacked...

Windows 10 Creators Update provides next-gen ransomware protection

Multiple high-profile incidents have demonstrated that ransomware can have catastrophic effects on all of us. From personally losing access to your own digital property, to being impacted because critical infrastructure or health care services are unexpectedly unavailable for extended periods of...