Solved strange sharing option, when R-click on folder

Hello!
iam on updated windows 8 (come from win 7) and today i found something strange when i right-click on foulder.
under the @stop sharing@ buttomn there are is strange combination of letters:

sorry for rus-interface
what is this ? and how to delete it(

i used
fsmgmt.msc command
and all hard drives and foulders has "$" so i sharing nothing?

please help(

okey. i used lusrmgr.msc
and see all acount this strange acc was created by digidesign software.