实战|某小说网站登录密码破解

var chrsz = 8;var hexcase = 0;var datetime_num = Math.round(new Date() / 1000);function login_md5(pwd, datetime_num) {    return hex_md5("@345Kie(873_dfbKe>d3<.d23432=" + hex_md5("EW234@![#$&]*{,OP}Kd^w349Op+-32_" + pwd + datetime_num));}function hex_md5(s) {    return binl2hex(core_md5(str2binl(s), s.length * chrsz));}function core_md5(x, len) {    x[len >> 5] |= 0x80 << ((len) % 32);    x[(((len + 64) >>> 9) << 4) + 14] = len;    var a = 1732584193;    var b = -271733879;    var c = -1732584194;    var d = 271733878;    for (var i = 0; i < x.length; i += 16) {        var olda = a;        var oldb = b;        var oldc = c;        var oldd = d;        a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);        d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);        c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);        b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);        a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);        d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);        c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);        b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);        a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);        d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);        c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);        b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);        a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);        d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);        c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);        b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);        a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);        d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);        c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);        b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);        a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);        d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);        c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);        b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);        a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);        d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);        c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);        b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);        a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);        d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);        c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);        b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);        a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);        d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);        c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);        b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);        a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);        d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);        c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);        b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);        a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);        d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);        c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);        b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);        a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);        d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);        c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);        b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);        a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);        d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);        c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);        b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);        a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);        d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);        c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);        b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);        a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);        d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);        c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);        b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);        a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);        d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);        c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);        b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);        a = safe_add(a, olda);        b = safe_add(b, oldb);        c = safe_add(c, oldc);        d = safe_add(d, oldd);    }    return Array(a, b, c, d);}function str2binl(str) {    var bin = Array();    var mask = (1 << chrsz) - 1;    for (var i = 0; i < str.length * chrsz; i += chrsz)        bin[i >> 5] |= (str.charCodeAt(i / chrsz) & mask) << (i % 32);    return bin;}function binl2hex(binarray) {    var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";    var str = "";    for (var i = 0; i < binarray.length * 4; i++) {        str += hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8 + 4)) & 0xF) + hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8)) & 0xF);    }    return str;}function md5_ff(a, b, c, d, x, s, t) {    return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);}function md5_gg(a, b, c, d, x, s, t) {    return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);}function md5_cmn(q, a, b, x, s, t) {    return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);}function safe_add(x, y) {    var lsw = (x & 0xFFFF) + (y & 0xFFFF);    var msw = (x >> 16) + (y >> 16) + (lsw >> 16);    return (msw << 16) | (lsw & 0xFFFF);}function bit_rol(num, cnt) {    return (num << cnt) | (num >>> (32 - cnt));}function md5_hh(a, b, c, d, x, s, t) {    return md5_cmn(b ^ c ^ d, a, b, x, s, t);}function md5_ii(a, b, c, d, x, s, t) {    return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);}console.log(login_md5("123456",'1690810935'))