Windows 10 platform resilience against the Petya ransomware attack

The Petya ransomware attack on June 27, 2017 (which we analyzed in-depth in this blog) may have been perceived as an outbreak worse than last month’s WannaCrypt (also known as WannaCry) attack. After all, it uses the same SMB exploit used by WannaCrypt and adds a second exploit and other lateral movement methods. However, our…

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Understanding the true size of “Fireball”

Keeping tabs on the movement of cybersecurity threats, understanding the size and scope of attacks, and disrupting cybercriminal campaigns through next-gen technologies are fundamental parts of our day-to-day work at Microsoft Windows Defender Research. So when recent reports of the “Fireball” cybersecurity threat operation were presented as a new discovery, our teams knew differently because…

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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 time, destructive attacks have grown in severity and scale on all platforms – including…