Windows Defender Antivirus – Page 3 – Computer Security Articles

Now you see me: Exposing fileless malware

January 24, 2018 admin cybersecurity, fileless malware, malware research, Powershell, Reflective DLL loading, research, script-based attacks, Windows 10, Windows 10 S, Windows Defender Antivirus, Windows Defender ATP, Windows Defender AV, Windows Defender Exploit Guard

Credit to Author: Windows Defender ATP| Date: Wed, 24 Jan 2018 14:00:21 +0000

Attackers are determined to circumvent security defenses using increasingly sophisticated techniques. Fileless malware boosts the stealth and effectiveness of an attack, and two of last years major ransomware outbreaks (Petya and WannaCry) used fileless techniques as part of their kill chains. The idea behind fileless malware is simple: If tools already exist on a device

Microsoft Security

A worthy upgrade: Next-gen security on Windows 10 proves resilient against ransomware outbreaks in 2017

January 16, 2018 admin bad rabbit, cloud protection service, cybersecurity, EternalBlue, EternalRomance, Exploits, Hypervisor Code Integrity (HVCI), machine learning, malware research, Microsoft Edge, Microsoft Intelligent Security Graph (ISG), Petya, ransomware, research, Security Intelligence, Security Response, WannaCry, Windows 10, Windows Defender Antivirus, Windows Defender ATP, Windows Defender AV

Credit to Author: Windows Defender ATP| Date: Wed, 10 Jan 2018 14:00:31 +0000

Adopting reliable attack methods and techniques borrowed from more evolved threat types, ransomware attained new levels of reach and damage in 2017. The following trends characterize the ransomware narrative in the past year: Three global outbreaks showed the force of ransomware in making real-world impact, affecting corporate networks and bringing down critical services like hospitals,

Microsoft Security

Microsoft teams up with law enforcement and other partners to disrupt Gamarue (Andromeda)

January 16, 2018 admin Andromeda, anti-virus software, antimalware, Antivirus, antivirus software, Bot, Botnet, botnet takedown, cybersecurity, Digital Crimes Unit, Gamarue, malware research, research, Security Intelligence, Security Response, Windows 10, Windows Defender Antivirus, Windows Defender ATP, Windows Defender AV

Credit to Author: Windows Defender ATP| Date: Mon, 04 Dec 2017 23:06:44 +0000

Today, with help from Microsoft security researchers, law enforcement agencies around the globe, in cooperation with Microsoft Digital Crimes Unit (DCU), announced the disruption of Gamarue, a widely distributed malware that has been used in networks of infected computers collectively called the Andromeda botnet. The disruption is the culmination of a journey that started in

Microsoft Security

Windows Defender ATP machine learning and AMSI: Unearthing script-based attacks that ‘live off the land’

January 16, 2018 admin Antimalware Scan Interface (AMSI), Antivirus, antivirus software, Cloud Computing, cybersecurity, Fall Creators Update, fileless malware, in-memory attacks, Intelligent Security Graph, machine learning, Next-gen antivirus, Powershell, script-based attacks, Security Intelligence, Security Response, Windows 10, Windows Defender Antivirus, Windows Defender ATP, Windows Defender AV, Windows Defender Exploit Guard

Credit to Author: Windows Defender ATP| Date: Mon, 04 Dec 2017 14:00:07 +0000

Scripts are becoming the weapon of choice of sophisticated activity groups responsible for targeted attacks as well as malware authors who indiscriminately deploy commodity threats. Scripting engines such as JavaScript, VBScript, and PowerShell offer tremendous benefits to attackers. They run through legitimate processes and are perfect tools for living off the landstaying away from the

Microsoft Security

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

April 20, 2017 admin Antimalware research for IT pros and enthusiasts, automation, cloud protection, Creators Update, Java, Java malware, machine learning, obfuscation, Social engineering, spam, Threat Intelligence, Windows 10, Windows 10 Creators Update, Windows Defender Antivirus

Credit to Author: msft-mmpc| Date: Thu, 20 Apr 2017 13:02:00 +0000

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. Attackers are constantly changing their methods and tools. We…

Microsoft Security

Tech support scams persist with increasingly crafty techniques

April 3, 2017 admin Antimalware research for IT pros and enthusiasts, Creators Update, Cusax, FakeBSOD, FakeCall, Hicurdismos, Microsoft Edge, Monitev, SupportScam, tech support scam, Techbrolo, Windows 10, Windows Defender, Windows Defender Antivirus, Windows Defender SmartScreen

Credit to Author: msft-mmpc| Date: Mon, 03 Apr 2017 12:58:02 +0000

Millions of users continue to encounter technical support scams. Data from Windows Defender SmartScreen (which is used by both Microsoft Edge and Internet Explorer to block malicious sites) and Windows Defender Antivirus show that some three million users are subjected to these threats every month. In addition to being rampant, technical support scams continue to…

Microsoft Security

World Backup Day is as good as any to back up your data

March 28, 2017 admin 3-2-1 rule, Advanced persistent threats, Antimalware research for IT pros and enthusiasts, backup, Cerber, data-wiping malware, Depriz, Locky, Microsoft OneDrive, Microsoft OneDrive for Business, ransomware, ransomware backup and recovery, Windows Defender, Windows Defender Advaned Threat Protection, Windows Defender Antivirus

Credit to Author: msft-mmpc| Date: Tue, 28 Mar 2017 21:04:31 +0000

In today’s security landscape, there are more threats to data than ever before. Beyond corruption caused by hardware or human failure, malware and cyberattacks can put data in serious danger. That’s why it’s imperative for enterprises, small-and-medium businesses, and individuals to back up data. It must be implemented systematically, not just on World Backup Day,…