Ng Teng Fong General Hospital

Courtesy: 

http://www.sgproperty55.com/hospital/ng-teng-fong-general-hospital/

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Courtesy. :  http://www.telegraph.co.uk/:  –     Once your computer has been affected, it locks up the files and encrypts them in a way that you cannot access them anymore. It then demands payment in bitcoin in order to regain access. 

Security experts warn there is no guarantee that access will be granted after payment. Some ransomware that encrypts files ups the stakes after a few days, demanding more money and threatening to delete files altogether.

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