Compared to Duqu and Stuxnet.
Researchers have unearthed an advanced malicious software application used to spy on private companies, governments, research institutes and individuals in ten countries.The researchers at Norton antivirus maker Symantec said they had discovered an unidentified "nation state" was likely the developer of the malware called Regin, or Backdoor.Regin, and that it had been active since 2008.
Symantec said Regin's design "makes it highly suited for persistent, long-term surveillance operations against targets," and said it was withdrawn in 2011 but resurfaced in 2013.
http://i.nextmedia.com.au/Utils/ImageResizer.ashx?n=http%3a%2f%2fi.nextmedia.com.au%2fNews%2fbackdoor.regin-architecture.png&w=460&c=0Backdoor.regin architecture. Source: Symantec
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