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Creating remediation actions for System Insights

Quick overview System Insights enables you to configure custom remediation scripts to automatically address the issues detected by each capability. For each capability, you can set a custom PowerShell script for each prediction status. Once a capability returns a prediction ... continue reading
Machine learning vs. social engineering

Machine learning vs. social engineering

Machine learning is a key driver in the constant evolution of security technologies at Microsoft. Machine learning allows Microsoft 365 to scale next-gen protection capabilities and enhance cloud-based, real-time blocking of new and unknown threats. Just in the last few ... continue reading
Adding transparency and context into industry AV test results

Adding transparency and context into industry AV test results

Corporate Vice President Brad Anderson recently shared his insights on how Windows Defender Advanced Threat Protection (Windows Defender ATP) evolved to achieve important quality milestones. Our Windows Defender ATP team is committed to delivering industry-leading protection, customer choice, and transparency ... continue reading
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How Azure Security Center helps detect attacks against your Linux machines

Azure Security Center (ASC) is now extending its Linux threat detection preview program, both on cloud and on-premise. New capabilities include detection of suspicious processes, suspect login attempts, and anomalous kernel module loads. Security Center is using auditd for collecting ... continue reading
Hunting down Dofoil with Windows Defender ATP

Hunting down Dofoil with Windows Defender ATP

Dofoil is a sophisticated threat that attempted to install coin miner malware on hundreds of thousands of computers in March, 2018. In previous blog posts we detailed how behavior monitoring and machine learning in Windows Defender AV protected customers from ... continue reading
Why Windows Defender Antivirus is the most deployed in the enterprise

Why Windows Defender Antivirus is the most deployed in the enterprise

Statistics about the success and sophistication of malware can be daunting. The following figure is no different: Approximately 96% of all malware is polymorphic meaning that it is only experienced by a single user and device before it is replaced ... continue reading
Poisoned peer-to-peer app kicked off Dofoil coin miner outbreak

Poisoned peer-to-peer app kicked off Dofoil coin miner outbreak

On March 7, we reported that a massive Dofoil campaign attempted to install malicious cryptocurrency miners on hundreds of thousands of computers. Windows Defender Antivirus, with its behavior monitoring, machine learning technologies, and layered approach to security detected and blocked ... continue reading
Invisible resource thieves: The increasing threat of cryptocurrency miners

Invisible resource thieves: The increasing threat of cryptocurrency miners

The surge in Bitcoin prices has driven widescale interest in cryptocurrencies. While the future of digital currencies is uncertain, they are shaking up the cybersecurity landscape as they continue to influence the intent and nature of attacks. Cybercriminals gave cryptocurrencies ... continue reading
Figure 1: Windows Defender ATP machine timeline view with Windows Defender Exploit Guard event

Behavior monitoring combined with machine learning spoils a massive Dofoil coin mining campaign

Just before noon on March 6 (PST), Windows Defender AV blocked more than 80,000 instances of several sophisticated trojans that exhibited advanced cross-process injection techniques, persistence mechanisms, and evasion methods. Behavior-based signals coupled with cloud-powered machine learning models uncovered this ... continue reading
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