To remove System tool please follow this procedure.
Restart your computer
Quickly click Start
Than computer
than c drive
than program data ,please make sure you are showing hidden files
On the program data you will find a folder with some nonsense charters like this jdgsconis or different it changes on every computer but it has 2 files on it and one of them will have the key symbol which than you will know is the right one.
Quikly delete that folder and you are free of this nasty Virus.
If you need further help with this please don't hesitate to contact us or for fether advice
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