This app is part of the seed and there aren't found similar apps on marketplaces

MD5	Package Name	Fingerprint	Source	Detection date
93cfed06c7852c4b271f1abbcfd0d0cf	de.docherka.muter	9409974CC41FA5B0EF9036D2115C2317	rating	2013-11-09	View on Virustotal