Re: [Help] Brute Force
- From: hug <contact_info@xxxxxxxxxxxxxxxx>
- Date: Thu, 26 Jan 2006 19:23:35 -0700
Jeff Mullen <413@xxxxxxx> wrote:
>Daemon wrote:
>> Hello,
>>
>> I am trying to create a script that will create a loop threw ascii
>> characters 32 - 126, but be limited to the number in a varible,
>> controlling how many returns. I figgured a control of how many array
>> keys would be a good spot, say I only want strings that start with 3
>> characters and end at 5 charcters.
>>
>> And I wanted to use an array for all possible ascii characters. So far,
>> the code I have is a bit of a mess and was hoping for some one that has
>> more knowledge in php to lead me in the right direction to how to
>> accomplish my task at hand.
>>
>> <?php
>> $ascii_chr_range = array('0' => '32', '1' => '33', '2' => '34', '3' =>
>> '35', '4' => '36', '5' => '37', '6' => '38', '7' => '39', '8' => '40',
>> '9' => '41', '10' => '42', '11' => '43', '12' => '44', '13' => '45',
>> '14' => '46', '15' => '47', '16' => '48', '17' => '49', '18' => '50',
>> '19' => '51', '20' => '52', '21' => '53', '22' => '54', '23' => '55',
>> '24' => '56', '25' => '57', '26' => '58', '27' => '59', '28' => '60',
>> '29' => '61', '30' => '62', '31' => '63', '32' => '64', '33' => '65',
>> '34' => '66', '35' => '67', '36' => '68', '37' => '69', '38' => '70',
>> '39' => '71', '40' => '72', '41' => '73', '42' => '74', '43' => '75',
>> '44' => '76', '45' => '77', '46' => '78', '47' => '79', '48' => '80',
>> '49' => '81', '50' => '82', '51' => '83', '52' => '84', '53' => '85',
>> '54' => '86', '55' => '87', '56' => '88', '57' => '89', '58' => '90',
>> '59' => '91', '60' => '92', '61' => '93', '62' => '94', '63' => '95',
>> '64' => '96', '65' => '97', '66' => '98', '67' => '99', '68' => '100',
>> '69' => '101', '70' => '102', '71' => '103', '72' => '104', '73' =>
>> '105', '74' => '106', '75' => '107', '76' => '108', '77' => '109', '78'
>> => '110', '79' => '111', '80' => '112', '81' => '113', '82' => '114',
>> '83' => '115', '84' => '116', '85' => '117', '86' => '118', '87' =>
>> '119', '88' => '120', '89' => '121', '90' => '122', '91' => '123', '92'
>> => '124', '93' => '125', '94' => '126');
>>
>> $gen_string = array();
>> $gen_string_max = '2';
>>
>> array_flip($ascii_chr_range);
>> settype($gen_string, "string");
>> while (count($gen_string) <= $gen_string_max) {
>> for ($i = $ascii_chr_range['0']; $i <= end($ascii_chr_range); $i++) {
>> echo chr($i) . ' corrisponds with ASCII value ' . $i . '<br/>' . "\n";
>> echo "\t" . 'Comparing ' . $i . ' to ' . end($ascii_chr_range)
>> .'<br/>' . "\n";
>> if ($i == end($ascii_chr_range)) {
>> echo "\t" . 'Changing varible' . $gen_string[1] . ' to ' . $i .
>> '<br/>' . "\n";
>> $gen_string[1] = chr($gen_string{strlen($gen_string) - 1} + 1);
>> //$i = $ascii_chr_range['0'];
>> die();
>> }
>> else {
>> echo "\t" . 'Last Key in string $gen_string is ' . $i . '<br/>' .
>> "\n";
>> $gen_string[0] = chr($i);
>> }
>> }
>> print_r($gen_string);
>> }
>> ?>
>>
>> Again, it's proper, and this is my first attempt at a brute force, but I
>> believe its plossible.
>>
>> Basically, create a loop determined by comparing the $gen_string_max to
>> the number of $gen_string array keys. Then create a loop of pssobile
>> ascii values in the array, and limit the returns to the end. I figgure I
>> could reset the varible before the next roll over of the script. This I
>> believe is my fault in the script, as its possible it wont count the
>> last value in the array as a return, instead reset it as soon as its
>> found. I'm guessing there has to be other methods...
>>
>> I also wrote a script Canadian SINs which is posted at
>> http://hackcanada.com which is a form of brute forcing...
>>
>> Any help would be appreciated!!
>>
>> ~ Daemon
>
>I'll admit that I haven't thought very hard about this, so this
>post may be useless, but...here goes...
>
>Have you tried just using integer arythmatic? I mean, looking
>at your array, you take your index, add 32 and convert from an
>integer to a character and you have your value. No arrays
>necessary.
>
>Does that help any?
>
>Jeff
Why anyone would help someone who is trying to write a brute-force
password attack and is too dumb to figure out how to do it is beyond
me. Humans is wierd. <g>
--
http://www.ren-prod-inc.com/hug_soft/store.php?action=contact
.
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