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hashcat/tools/test_modules/m01800.pm

88 lines
1.4 KiB
Perl

#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
sub module_constraints { [[0, 256], [0, 16], [0, 15], [0, 16], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $iter = shift;
my $hash_buf;
if (defined $iter)
{
$hash_buf = crypt ($word, "\$6\$rounds=$iter\$$salt\$");
}
else
{
$hash_buf = crypt ($word, "\$6\$$salt\$");
}
my $hash = sprintf ("%s", $hash_buf);
return $hash;
}
sub module_verify_hash
{
my $line = shift;
my ($hash, $word) = split (':', $line);
return unless defined $hash;
return unless defined $word;
my $index1 = index ($hash, ',', 1);
my $index2 = index ($hash, '$', 1);
if ($index1 != -1)
{
if ($index1 < $index2)
{
$index2 = $index1;
}
}
$index2++;
# rounds= if available
my $iter = 0;
if (substr ($hash, $index2, 7) eq "rounds=")
{
my $old_index = $index2;
$index2 = index ($hash, '$', $index2 + 1);
return if $index2 < 1;
$iter = substr ($hash, $old_index + 7, $index2 - $old_index - 7);
$index2++;
}
# get salt
my $index3 = rindex ($hash, '$');
return if $index3 < 1;
my $salt = substr ($hash, $index2, $index3 - $index2);
my $word_packed = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word_packed, $salt, $iter);
return ($new_hash, $word);
}
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