What is ransomware?
Ransomware is digital extortion.
Report
You can report information security incidents to the Canadian Centre for Cyber Security (3CS).
Self-help
If you want to try recovering your data yourself, the No More Ransom Project is a good place to start.
Currently, ransomware is the purview of the Canadian Anti-Fraud Centre (CAFC) (Source: 1). They are a good source for more information.