345 Area code

Call posing as Microsoft Representative in regard to PC errors. The lead you thru an viewing of the event log and exclaim that your PC needs help. They try to sell ammyy remote admin, probably at a premium and want to take over control of your PC as part of the "cleanup"

in the night this number call me and there are a creepy voice

call asking for my name and availability and so close the call..... just to verify if the number is active