Cybersecurity researchers have detailed the workings of a fully-featured malware loader dubbed PureCrypter that's being purchased by cyber criminals to deliver remote access trojans (RATs) and information stealers.
"The loader is a .NET executable obfuscated with SmartAssembly and makes use of compression, encryption, and obfuscation to evade antivirus software products," Zscaler's Romain Dumont
http://dlvr.it/SS8PHP
http://dlvr.it/SS8PHP