Live counter randsomeware Petya

<h2 class="total">Total ransom paid: <span class="btc"></span> / <span class="usd"></span></h2>

setInterval(function () {
    jQuery.get('https://blockchain.info/q/getreceivedbyaddress/1Mz7153HMuxXTuR2R1t78mGSdzaAtNbBWX?cors=true', function (data) {
        let len = data.length;
        let btc = data.substring(0, len - 8) + "." + data.substring(len - 8)
        jQuery('h2.total > .btc').text(btc + ' BTC');
        jQuery.get('https://blockchain.info/q/24hrprice?cors=true', function (data) {
            jQuery('h2.total > .usd').text(parseInt(btc * data) + ' USD')
        })
    })
}, 2000)