Cryptowall Ransomware Overview

What is ransomware?

Ransomware is specialized malware that blocks access and operation of an infected computer system until a ransom is paid to the malware's creator. CryptoWall is a particularly troublesome family of file-encrypting ransomware being actively distributed on the Internet. It has spread through various infection vectors since its inception, including browser exploit kits, drive-by downloads, and malicious email attachments.