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

MD5	Package Name	Fingerprint	Source	Detection date
8b5f9a10cf8e713116eb7c84c21d8fa0	com.newzdroid.unrar	89425986F0A4D6D2758891689C948BB1	rating	2014-02-08	View on Virustotal