Fileless Malware, or Advanced Volatile Threat, is malware that can launch without being stored on disk.
Does this matter? If you’re relying on your defences detecting malware before it hits you, then yes. Fileless malware outsmarts those defences, and they’re not just being used by sophisticated nation states.
Antivirus – failing to detect
Previous generations of malware stored their payload on disk, either as an executable file or script, and then executed it or arranged for the system to run it at later.
