Why avast! does not detect AdWare.Win32.iBryte.jcr?

See: http://www.nictasoft.com/ace/md5/44956135BB53331FB8572FB9F51F13F8
and http://www.nictasoft.com/viruslib/malware/Adware.Win32.Ibryte.Jcr
and https://www.virustotal.com/nl/file/f78c4315a8bdd1723bf99557b4930112adaf4f5d6eb5e3dd2d9dcbbc54cedb16/analysis/
See: http://viruslib.premiumav.in/malware/AdWare.Win32.iBryte.jcr

polonus