Partnering with the AV ecosystem to protect our Windows 10 customers

On Friday May 12th, and for several days afterwards, more than a quarter-million computers around the world fell victim to the ransomware known as WannaCrypt or WannaCry. As that recent event has shown, malicious actors bring nearly boundless time and skill to commit cybercrime that can cause har...

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...

Microsoft Malware Protection Engine on Windows Defender Multiple Vulnerabilities

This host is missing an important security update according to Microsoft Security Updates released for Microsoft Malware Protection Engine dated 05-25-2017 SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the...

Microsoft Malware Protection Engine Denial of Service Vulnerability

Microsoft Windows is a series of operating systems released by Microsoft, Microsoft Forefront is a set of enterprise-oriented server security features applied to it.Microsoft Defender is an antivirus software applied to it. A denial of service vulnerability exists in Microsoft Forefront and...

Microsoft Malware Protection Engine Denial of Service Vulnerability (CNVD-2017-09499)

Microsoft Windows is a series of operating systems released by Microsoft, Microsoft Forefront is a set of enterprise-oriented server security features applied to it.Microsoft Defender is an antivirus software applied to it. A denial of service vulnerability exists in Microsoft Forefront and...

Microsoft Malware Protection Engine Remote Code Execution Vulnerability (CNVD-2017-09504)

Microsoft Windows is a series of operating systems released by Microsoft, Microsoft Forefront is a set of enterprise-oriented server security features applied to it.Microsoft Defender is an antivirus software applied to it. A remote code execution vulnerability exists in Microsoft Forefront and...

Microsoft Malware Protection Engine RCE (CVE-2017-0290)

Natalie Silvanovich and Tavis Ormandy of Google Project Zero found a pretty nasty bug in Microsoft Malware Protection Engine, allowing an attacker to execute arbitrary code as LocalSystem on any Windows computer running any Microsoft anti-malware product such as Security Essentials or Windows...

TippingPoint Threat Intelligence and Zero-Day Coverage – Week of May 8, 2017

Although I’m still dreaming of the sandy beaches of Cancun, it’s time to get back to reality. Security vulnerabilities never take a holiday and this week is no exception. In addition to our normal Digital Vaccine DV package delivered earlier this week, we also issued an out-of-band DV package to...

Emergency Fix for Windows Anti-Malware Flaw Leads May’s Patch Tuesday

Adobe and Microsoft both issued updates today to fix critical security vulnerabilities in their software. Microsoft actually released an emergency update on Monday just hours ahead of today's regularly scheduled "Patch Tuesday" the 2nd Tuesday of each month to fix a dangerous flaw present in most...

Remote code execution

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 does not...

Microsoft Issues Emergency Patch For Critical RCE in Windows Malware Scanner

Microsoft's own antivirus software made Windows 7, 8.1, RT and 10 computers, as well as Windows Server 2016 more vulnerable. Microsoft has just released an out-of-band security update to patch the crazy bad bug discovered by a pair of Google Project Zero researchers over the weekend. Security...

Windows Defender ATP thwarts Operation WilySupply software supply chain cyberattack

Several weeks ago, the Windows Defender Advanced Threat Protection Windows Defender ATP research team noticed security alerts that demonstrated an intriguing attack pattern. These early alerts uncovered a well-planned, finely orchestrated cyberattack that targeted several high-profile technology...

Combating a spate of Java malware with machine learning in real-time

In recent weeks, we have seen a surge in emails carrying fresh malicious Java .jar malware that use new techniques to evade antivirus protection. But with our research team’s automated expert systems and machine learning models, Windows 10 PCs get real-time protection against these latest threats...

“Customer Support formula Scam” fresh out of the oven, Microsoft recommends that users timely update-vulnerability warning-the black bar safety net

On the Internet, a variety of fishing and malware advertising scams is increasing, which is a well-known type of Scam is the“Customer Support formula Scam（Tech Support Scam”, and the main way to convince the user to believe their computer problems, and requests you to jump the page to“fix”the...

Windows Defender ATP でクロスプロセス インジェクションを発見する

本記事は、Microsoft Malware Protection Center のブログ “Uncovering cross-process injection with Windows Defender ATP” 2017 年 3 月 8 日 米国時...

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 exploit target...

Uncovering cross-process injection with Windows Defender ATP

Windows Defender Advanced Threat Protection Windows Defender ATP is a post-breach solution that alerts security operations SecOps personnel about hostile activity. As the nature of attacks evolve, Windows Defender ATP must advance so that it continues to help SecOps personnel uncover and address...

Averting ransomware epidemics in corporate networks with Windows Defender ATP

Note: Read our latest comprehensive report on ransomware: Ransomware 1H 2017 review: Global outbreaks reinforce the value of security hygiene. Microsoft security researchers continue to observe ransomware campaigns blanketing the market and indiscriminately hitting potential targets...

Detecting threat actors in recent German industrial attacks with Windows Defender ATP

When a Germany-based industrial conglomerate disclosed in December 2016 that it was breached early that year, the breach was revealed to be a professionally run industrial espionage attack. According to the German press, the intruders used the Winnti family of malware as their main implant, givin...

Hardening Windows 10 with zero-day exploit mitigations

Cyberattacks involving zero-day exploits happen from time to time, affecting different platforms and applications. Over the years, Microsoft security teams have been working extremely hard to address these attacks. While delivering innovative solutions like Windows Defender Application Guard, whi...