Avast already defines

http://online.us.drweb.com/cache/?i=847ca5c4ab6265df3057e300f96e6f28

WIN32.EXE packed by NSPACK

WIN32.EXE - archive CAB

WIN32.EXE/Rmqub.exe packed by ASPACK

WIN32.EXE/Rmqub.exe infected with Trojan.DownLoader5.6538