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Stopping ransomware where it counts: Protecting your data with Controlled folder access

Stopping ransomware where it counts: Protecting your data with Controlled folder access

Windows Defender Exploit Guard is a new set of host intrusion prevention capabilities included with Windows 10 Fall Creators Update. One of its features, Controlled folder access, stops ransomware in its tracks by preventing unauthorized access to your important files ... continue reading
Ransomware 1H 2017 review: Global outbreaks reinforce the value of security hygiene

Ransomware 1H 2017 review: Global outbreaks reinforce the value of security hygiene

In the first six months of 2017, ransomware threats reached new levels of sophistication. The same period also saw the reversal of a six-month downward trend in ransomware encounters. New ransomware code was released at a higher rate with increasing ... continue reading
Figure 1. Infection cycle overview

Exploring the crypt: Analysis of the WannaCrypt ransomware SMB exploit propagation

On May 12, there was a major outbreak of WannaCrypt ransomware. WannaCrypt directly borrowed exploit code from the ETERNALBLUE exploit and the DoublePulsar backdoor module leaked in April by a group calling itself Shadow Brokers. Using ETERNALBLUE, WannaCrypt propagated as ... continue reading
What’s new in Windows Defender ATP Fall Creators Update

What’s new in Windows Defender ATP Fall Creators Update

When we introduced Windows Defender Advanced Threat Protection (Windows Defender ATP), our initial focus was to reduce the time it takes companies to detect, investigate, and respond to advanced attacks. The Windows Fall Creators Update represents a new chapter in ... continue reading
Analysis of the Shadow Brokers release and mitigation with Windows 10 virtualization-based security

Analysis of the Shadow Brokers release and mitigation with Windows 10 virtualization-based security

On April 14, a group calling themselves the Shadow Brokers caught the attention of the security community by releasing a set of weaponized exploits. Shortly thereafter, one of these exploits was used to create wormable malware that we now know ... continue reading
Windows 10 Creators Update provides next-gen ransomware protection

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 ... continue reading
Execution stages of the exploit package and corresponding functionality

Detecting and mitigating elevation-of-privilege exploit for CVE-2017-0005

On March 14, 2017, Microsoft released security bulletin MS17-013 to address CVE-2017-0005, a vulnerability in the Windows Win32k component that could potentially allow elevation of privileges. A report from a trusted partner identified a zero-day exploit for this vulnerability. The ... continue reading
Instructions in the attached document about enabling macros; these instructions are not from Microsoft

Been shopping lately? Fake credit card email can spook you into downloading Cerber ransomware

As the shopping sprees become increasingly frenetic during holiday season, it’s hard not to worry about how much credit card debt we’re piling. Some of us rely on email notifications from our banks to track the damage to our finances ... continue reading
shamoon-depriz-implants

Windows 10: protection, detection, and response against recent Depriz malware attacks

A few weeks ago, multiple organizations in the Middle East fell victim to targeted and destructive attacks that wiped data from computers, and in many cases rendering them unstable and unbootable. Destructive attacks like these have been observed repeatedly over ... continue reading