yeah these install a bunch of adware to your machine-- some registry keys of interest include
HKU\S-1-5-21-602162358-823518204-1417001333-1003\Software\AppDataLow
HKU\S-1-5-21-602162358-823518204-1417001333-1003\Software\AppDataLow\-2vGtn_7rYg3
HKU\S-1-5-21-602162358-823518204-1417001333-1003\Software\AppDataLow\-2vGtn_7rYg3\MCACM-ZVK7-9M3
HKU\S-1-5-21-602162358-823518204-1417001333-1003\Software\AppDataLow\FLV Player
HKU\S-1-5-21-602162358-823518204-1417001333-1003\Software\AppDataLow\HavingFunOnline
They also change all of your homepages/search engine information/and creates a weird dll file called l_WiRc.dll -- which shows some malware unpacking characteristics
inflate 1.2.3 Copyright 1995-2005 Mark Adler
which is a commonly used unpacker for malware.
Hope this helps