The Antimalware Service Executable, also known as MsMpEng.exe, is a critical component of Windows Defender that runs in the background to protect your system from malware and other security threats.

Malwarebytes warns that a fake Microsoft support site is distributing password-stealing malware through a spoofed Windows update installer ...

A new strain of MacOS malware disguises itself as a Windows executable file to evade detection and embed itself on a system. But the malware authors aren't exactly in the cross-platform avant-garde: ...

The devs were quick to remove the malware, as millions of users rely on these to track temperatures, voltages, fan speeds, ...

Security researchers at Malwarebytes have uncovered a new malware campaign targeting Windows users with a fraudulent clone of Microsoft's site.

The Antimalware Service Executable is a program that runs in the background on your Windows 10/11 PC to protect the computer from viruses and other threats. Sometimes it starts to consume too much ...

This is an undesirable program. This file has been identified as a program that is undesirable to have running on your computer. This consists of programs that are misleading, harmful, or undesirable.

I just noticed on my mom's computer that some "MsMpEng.exe" process (labeled "Antimalware Service Executable" and located under "C Program Files\Microsoft Security Client\") is consuming 100% of CPU.

JanelaRAT hits Latin American banks with 14,739 attacks in Brazil in 2025, enabling credential theft and financial espionage ...

There are two common factors that can cause Antimalware Service Executable to take up too much CPU resources, from its real time feature and Full scan feature. Real time protection Feature is ...