Remove PurityScan. Description and removal instructions

PurityScan manual removal:

Kill processes:
purityscan.exe, winservn.exe, rs.exe, wbta.exe, srts.exe, rwsa.exe, rbap.exe, hoor.exe, ortu.exe, wnscpit.exe
Delete registry values:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Content Service
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\wnsi
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\ussi
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\twhe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\eech
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\esph
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Content Service
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wnsi
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ussi
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\twhe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eech
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\esph
HKEY_USERS\.DEFAULT\Software\Ttee
HKEY_CURRENT_USER\Software\PurityScan
HKEY_CURRENT_USER\Software\Aubt
HKEY_CURRENT_USER\Software\Toos
HKEY_LOCAL_MACHINE\SOFTWARE\ClickSpring
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PurityScan
Delete files:
purityscan.exe, winservn.exe, rs.exe, wbta.exe, srts.exe, rwsa.exe, rbap.exe, hoor.exe, ortu.exe, wnscpit.exe
Misc:
PurityScan may create all listed objects or install only few of them.