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

MD5	Package Name	Fingerprint	Source	Detection date
1067494f1d675c1a4b14ce8b09919492	com.android.mmreader258	1F7F3CD90628CE6EBE44D9E0C6E88248	virustotal	2013-09-26	View on Virustotal