simple anileech
usagePHP Code:
function xoft_encode($plain_data, $config_keypass)
{
$key_length = 0;
$all_bin_chars = "";
$cipher_data = "";
for ($i = 0; $i < strlen($plain_data); $i++) {
$p = substr($plain_data, $i, 1);
$k = substr($config_keypass, $key_length, 1);
$key_length++;
if ($key_length >= strlen($config_keypass)) {
$key_length = 0;
}
$dec_chars = ord($p) ^ ord($k);
$dec_chars = $dec_chars + strlen($config_keypass);
$bin_chars = decbin($dec_chars);
while (strlen($bin_chars) < 8) {
$bin_chars = "0" . $bin_chars;
}
$all_bin_chars = $all_bin_chars . $bin_chars;
}
$m = 0;
for ($j = 0; $j < strlen($all_bin_chars); $j = $j + 4) {
$four_bit = substr($all_bin_chars, $j, 4);
$four_bit_dec = bindec($four_bit);
$decimal_value = $four_bit_dec * 4 + $m;
$base64_value = dec_to_base64($decimal_value);
$cipher_data = $cipher_data . $base64_value;
$m++;
if ($m > 3) {
$m = 0;
}
}
return $cipher_data;
}
///////////////////////////////////////////////
function xoft_decode($cipher_data, $config_keypass)
{
$m = 0;
$all_bin_chars = "";
for ($i = 0; $i < strlen($cipher_data); $i++) {
$c = substr($cipher_data, $i, 1);
$decimal_value = base64_to_dec($c);
$decimal_value = ($decimal_value - $m) / 4;
$four_bit = decbin($decimal_value);
while (strlen($four_bit) < 4) {
$four_bit = "0" . $four_bit;
}
$all_bin_chars = $all_bin_chars . $four_bit;
$m++;
if ($m > 3) {
$m = 0;
}
}
$key_length = 0;
$plain_data = "";
for ($j = 0; $j < strlen($all_bin_chars); $j = $j + 8) {
$c = substr($all_bin_chars, $j, 8);
$k = substr($config_keypass, $key_length, 1);
$dec_chars = bindec($c);
$dec_chars = $dec_chars - strlen($config_keypass);
$c = chr($dec_chars);
$key_length++;
if ($key_length >= strlen($config_keypass)) {
$key_length = 0;
}
$dec_chars = ord($c) ^ ord($k);
$p = chr($dec_chars);
$plain_data = $plain_data . $p;
}
return $plain_data;
}
/////////////////////////////////////
function base64_to_dec($str)
{
$str = strtr($str, array("=" => "64", "/" => "63", "+" => "62", "9" => "61", "8" => "60", "7" => "59", "6" => "58", "5" => "57", "4" => "56", "3" => "55", "2" => "54", "1" => "53", "0" => "52", "z" => "51", "y" => "50", "x" => "49", "w" => "48", "v" => "47", "u" => "46", "t" => "45", "s" => "44", "r" => "43", "q" => "42", "p" => "41", "o" => "40", "n" => "39", "m" => "38", "l" => "37", "k" => "36", "j" => "35", "i" => "34", "h" => "33", "g" => "32", "f" => "31", "e" => "30", "d" => "29", "c" => "28", "b" => "27", "a" => "26", "Z" => "25", "Y" => "24", "X" => "23", "W" => "22", "V" => "21", "U" => "20", "T" => "19", "S" => "18", "R" => "17", "Q" => "16", "P" => "15", "O" => "14", "N" => "13", "M" => "12", "L" => "11", "K" => "10", "J" => "9", "I" => "8", "H" => "7", "G" => "6", "F" => "5", "E" => "4", "D" => "3", "C" => "2", "B" => "1", "A" => "0"));
return $str;
}
/////////////////////////////////////
function dec_to_base64($str)
{
$str = strtr($str, array("64" => "=", "63" => "/", "62" => "+", "61" => "9", "60" => "8", "59" => "7", "58" => "6", "57" => "5", "56" => "4", "55" => "3", "54" => "2", "53" => "1", "52" => "0", "51" => "z", "50" => "y", "49" => "x", "48" => "w", "47" => "v", "46" => "u", "45" => "t", "44" => "s", "43" => "r", "42" => "q", "41" => "p", "40" => "o", "39" => "n", "38" => "m", "37" => "l", "36" => "k", "35" => "j", "34" => "i", "33" => "h", "32" => "g", "31" => "f", "30" => "e", "29" => "d", "28" => "c", "27" => "b", "26" => "a", "25" => "Z", "24" => "Y", "23" => "X", "22" => "W", "21" => "V", "20" => "U", "19" => "T", "18" => "S", "17" => "R", "16" => "Q", "15" => "P", "14" => "O", "13" => "N", "12" => "M", "11" => "L", "10" => "K", "9" => "J", "8" => "I", "7" => "H", "6" => "G", "5" => "F", "4" => "E", "3" => "D", "2" => "C", "1" => "B", "0" => "A"));
return $str;
}
PHP Code:
$antileech_encode = xoft_encode(time(), 'cefvcrggbver'); //encode the time value into a secret string
$antileech_decode = xoft_decode($antileech_encode, 'cefvcrggbver');//decode the secret string into a real time value
if(time()>($antileech_decode+300)) header("Location: http://some-site.com");
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