CryptoWall 4.0: It’s getting worse

Some highlights from the article concerning changes and new monetary figures:

“have made some US$325 million this year according to the Cyber Threat Alliance, dwarfing FBI June figures”

“This lowers detection rates significantly compared to the already successful Cryptowall 3.0 attacks.”

“It includes a modified protocol that enables it to avoid being detected, even by second generation enterprise firewall solutions.