Definition
Fileless Malware is a type of malicious activity that operates entirely in memory without writing files to disk, using legitimate system tools like PowerShell or WMI to execute attacks and evade traditional antivirus detection.
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Common questions about Fileless Malware answered by our security experts.
Related Terms
Malware
Malware (malicious software) is any software intentionally designed to cause damage to a computer, server, client, or network. Common types include viruses, worms, trojans, ransomware, spyware, adware, and rootkits.
Endpoint Detection and Response
Endpoint Detection and Response (EDR) is a cybersecurity solution that continuously monitors and collects data from endpoints (laptops, desktops, servers, mobile devices) to detect, investigate, and respond to cyber threats in real time.
Advanced Persistent Threat
An Advanced Persistent Threat (APT) is a prolonged, targeted cyberattack in which an intruder gains access to a network and remains undetected for an extended period. APTs typically target high-value organizations to steal data rather than cause immediate damage.
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