Hi 
desktop.ini is hidden legit file. OTL was temporarily made it visible.
OTL scan keeping on not responding during firefox settings
For OTL is normal to during scanning displays "not respondig" message, but it should complete the scan. Hm ... try to run this one;
Download DDS and save it to your Desktop from here:
http://download.bleepingcomputer.com/sUBs/dds.scr
Double click dds to run the tool.
* When done, DDS will open two (2) logs:
1. DDS.txt
2. Attach.txt
Save both reports to your desktop. DDS.txt and Attach.txt attach back to topic.