Fileless Ransomware - All you need to know. Many global companies, banks, and even some government organizations are struggling to protect everything from the newest type of threat that scared the world — Fileless Ransomware. The new version of ransomware has arrived — it’s stealthy, almost impossible to detect and is forcing every vulnerable organization to pay the ransom to cyber criminals. These attacks are called “fileless” or non-malware ransomware attacks in which the attack executes malicious commands with Microsoft’s PowerShell. It’s really important to mention that Non-malware or file-less ransomware (unlike some traditional ransomware) does not use any of the files to encrypt your data, but instead it writes scripts/macros which originate from PowerShell to encrypt the files. Fileless malware is a unique type of software and it's really difficult to detect because the malicious code is embedded into the native scripting language or written straight in...