Websites hosting adult content are the preferred targets of cyber criminals. Xtube is serving exploits due to a malicious code injection. The code exploits a vulnerability in Flash which is used to drop malware like Cryptowall. The tools used include neutrino exploit kit and Cryptowall 3.0. Since ransomware is on the rise, regular backups of important files are recommended. Have a nice (exploit-free) day! Description: Xtube has been injected with a malicious code which exploits Flash to serve malware like Cryptowall. Keywords: Xtube, exploits, cryptowall, malware, security