mirror of
https://github.com/hashcat/hashcat.git
synced 2024-12-23 15:18:16 +00:00
72 lines
1.3 KiB
Perl
72 lines
1.3 KiB
Perl
#!/usr/bin/env perl
|
|
|
|
##
|
|
## Author......: See docs/credits.txt
|
|
## License.....: MIT
|
|
##
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
use Digest::SHA;
|
|
|
|
sub module_constraints { [[0, 256], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
|
|
|
|
sub module_generate_hash
|
|
{
|
|
my $word = shift;
|
|
my $salt = shift;
|
|
|
|
my $sha256 = Digest::SHA->new(256);
|
|
|
|
$sha256->add ($salt . $word);
|
|
|
|
for (my $i = 1; $i < 1000; $i++)
|
|
{
|
|
my $tmp = $sha256->digest;
|
|
|
|
$sha256->reset;
|
|
|
|
$sha256->add ($tmp);
|
|
}
|
|
|
|
my $digest = $sha256->digest;
|
|
|
|
my $hash = sprintf ('$sspr$3$1000$%s$%s', $salt, unpack ("H*", $digest));
|
|
|
|
return $hash;
|
|
}
|
|
|
|
sub module_verify_hash
|
|
{
|
|
my $line = shift;
|
|
|
|
my $idx = index ($line, ':');
|
|
|
|
return unless $idx >= 0;
|
|
|
|
my $hash = substr ($line, 0, $idx);
|
|
my $word = substr ($line, $idx + 1);
|
|
|
|
return unless substr ($hash, 0, 13) eq '$sspr$3$1000$';
|
|
|
|
my (undef, $signature, $version, $iter, $salt) = split '\$', $hash;
|
|
|
|
return unless defined $signature;
|
|
return unless defined $version;
|
|
return unless defined $iter;
|
|
return unless defined $salt;
|
|
|
|
return unless $version == 3;
|
|
return unless $iter == 1000;
|
|
return unless length $salt == 16;
|
|
|
|
my $word_packed = pack_if_HEX_notation ($word);
|
|
|
|
my $new_hash = module_generate_hash ($word_packed, $salt);
|
|
|
|
return ($new_hash, $word);
|
|
}
|
|
|
|
1;
|