Need help to identify a ransomware

Hello,





One of our client is infected by a ransomware and we can't identify it. Can you help us with that ?







the file extension is .btc and the instruction file is "instructions.html"













Please help.

Thanks!



I didn't find the right solution from the Internet.



References:



www.bleepingcomputer.com/forums/t/666069/need-help-to-identify-a-ransomware/



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