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hashcat/tools/test_modules/m14100.pm

57 lines
1.1 KiB

#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
use Crypt::DES;
sub module_constraints { [[24, 24], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $word1 = substr ($word, 0, 8);
my $word2 = substr ($word, 8, 8);
my $word3 = substr ($word, 16, 8);
my $cipher1 = new Crypt::DES ($word1);
my $cipher2 = new Crypt::DES ($word2);
my $cipher3 = new Crypt::DES ($word3);
my $pt1_bin = pack ("H*", $salt);
my $ct1_bin = $cipher1->encrypt ($pt1_bin);
my $ct2_bin = $cipher2->decrypt ($ct1_bin);
my $ct3_bin = $cipher3->encrypt ($ct2_bin);
my $hash = sprintf ("%s:%s", unpack ("H*", $ct3_bin), $salt);
return $hash;
}
sub module_verify_hash
{
my $line = shift;
my ($hash, $salt, $word) = split (':', $line);
return unless defined $hash;
return unless defined $salt;
return unless defined $word;
my $word_packed = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word_packed, $salt);
return ($new_hash, $word);
}
1;