JS代码，V8执行

function hexXor(str1, str2) {
    var result = ''
    for (var i = 0; i < str1.length && i < str2.length; i += 2) {
        var substring1 = parseInt(str1.slice(i, i + 2), 16);
        var substring2 = parseInt(str2.slice(i, i + 2), 16);
        var xorResult = (substring1 ^ substring2).toString(16);
        if (xorResult.length == 1) {
            xorResult = '0' + xorResult;
        }
        result += xorResult;
    }
    return result;
}

function unsbox(str) {
    var box = [0xf, 0x23, 0x1d, 0x18, 0x21, 0x10, 0x1, 0x26, 0xa, 0x9, 0x13, 0x1f, 0x28, 0x1b, 0x16, 0x17, 0x19, 0xd, 0x6, 0xb, 0x27, 0x12, 0x14, 0x8, 0xe, 0x15, 0x20, 0x1a, 0x2, 0x1e, 0x7, 0x4, 0x11, 0x5, 0x3, 0x1c, 0x22, 0x25, 0xc, 0x24];
    var mappedArray = [];

    for (var i = 0; i < str.length; i++) {
        var charValue = str[i];
        for (var j = 0; j < box.length; j++) {
            if (box[j] === i + 1) {
                mappedArray[j] = charValue;
            }
        }
    }

    var resultString = mappedArray.join('');
    return resultString;
}

function get(x) {
    var a = unsbox(x);
    return hexXor(a, '3000176000856006061501533003690027800375');
}
console.log(get('60E8467608F12C5CF80B372A5CCEF1E3383375C0'));

PHP 代码

function hexXor($str, $key) {
	$result = '';
	for ($i = 0; $i < strlen($str) && $i < strlen($key); $i += 2) {
		$substr1 = substr($str, $i, 2);
		$substr2 = substr($key, $i, 2);
		$num1 = hexdec($substr1);
		$num2 = hexdec($substr2);
		$xorResult = $num1 ^ $num2;
		$hexResult = dechex($xorResult);
		if (strlen($hexResult) == 1) {
			$hexResult = '0' . $hexResult;
		}
		$result .= $hexResult;
	}
	return $result;
}

function unsbox($str) {
	$mapping = [0xf, 0x23, 0x1d, 0x18, 0x21, 0x10, 0x1, 0x26, 0xa, 0x9, 0x13, 0x1f, 0x28, 0x1b, 0x16, 0x17, 0x19, 0xd, 0x6, 0xb, 0x27, 0x12, 0x14, 0x8, 0xe, 0x15, 0x20, 0x1a, 0x2, 0x1e, 0x7, 0x4, 0x11, 0x5, 0x3, 0x1c, 0x22, 0x25, 0xc, 0x24];
	$mappedArr = array_fill(0, count($mapping), '');
	$result = '';

	for ($i = 0; $i < strlen($str); $i++) {
		$char = $str[$i];
		foreach ($mapping as $index => $value) {
			if ($value == $i + 1) {
				$mappedArr[$index] = $char;
			}
		}
	}

	$result = implode('', $mappedArr);
	return $result;
}

function get($x) {
	$a = unsbox($x);
	return hexXor($a, '3000176000856006061501533003690027800375');
}
echo get('60E8467608F12C5CF80B372A5CCEF1E3383375C0');