What is Fileless Malware?

Fileless Malware

Definition

A type of malware that operates without traditional executable files, often residing in system memory instead.

Fileless malware evades detection by not leaving a conventional footprint, making it challenging for standard antivirus programs to detect.

Real-World Examples

PowerShell-based malware scripts that execute directly in memory.

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Quiz

Does fileless malware use conventional files to infect systems?

No.