mirror of
https://github.com/hashcat/hashcat.git
synced 2024-11-22 16:18:09 +00:00
86 lines
1.6 KiB
Perl
86 lines
1.6 KiB
Perl
#!/usr/bin/env perl
|
|
|
|
##
|
|
## Author......: See docs/credits.txt
|
|
## License.....: MIT
|
|
##
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
use Crypt::PBKDF2;
|
|
use Digest::SHA qw (sha1);
|
|
use Digest::HMAC qw (hmac_hex);
|
|
|
|
sub module_constraints { [[8, 63], [-1, -1], [-1, -1], [-1, -1], [-1, -1]] }
|
|
|
|
sub module_generate_hash
|
|
{
|
|
my $word = shift;
|
|
my $salt = shift;
|
|
my $macap = shift;
|
|
my $macsta = shift;
|
|
my $essid = shift;
|
|
|
|
if (!defined ($macap))
|
|
{
|
|
$macap = unpack ("H*", random_bytes (6));
|
|
}
|
|
|
|
if (!defined ($macsta))
|
|
{
|
|
$macsta = unpack ("H*", random_bytes (6));
|
|
}
|
|
|
|
if (!defined ($essid))
|
|
{
|
|
$essid = unpack ("H*", random_bytes (random_number (0, 32) & 0x1e));
|
|
}
|
|
|
|
my $pbkdf2 = Crypt::PBKDF2->new
|
|
(
|
|
hash_class => 'HMACSHA1',
|
|
iterations => 4096,
|
|
output_len => 32,
|
|
);
|
|
|
|
my $essid_bin = pack ("H*", $essid);
|
|
|
|
my $pmk = $pbkdf2->PBKDF2 ($essid_bin, $word);
|
|
|
|
my $macap_bin = pack ("H*", $macap);
|
|
my $macsta_bin = pack ("H*", $macsta);
|
|
|
|
my $data = "PMK Name" . $macap_bin . $macsta_bin;
|
|
|
|
my $pmkid = hmac_hex ($data, $pmk, \&sha1);
|
|
|
|
my $hash = sprintf ("%s:%s:%s:%s", substr ($pmkid, 0, 32), $macap, $macsta, $essid);
|
|
|
|
return $hash;
|
|
}
|
|
|
|
sub module_verify_hash
|
|
{
|
|
my $line = shift;
|
|
|
|
my ($hash, $word) = split (':', $line);
|
|
|
|
return unless defined $hash;
|
|
return unless defined $word;
|
|
|
|
my @data = split (/\:/, $hash);
|
|
|
|
return unless scalar @data == 4;
|
|
|
|
my (undef, $macap, $macsta, $essid) = @data;
|
|
|
|
my $word_packed = pack_if_HEX_notation ($word);
|
|
|
|
my $new_hash = module_generate_hash ($word_packed, undef, $macap, $macsta, $essid);
|
|
|
|
return ($new_hash, $word);
|
|
}
|
|
|
|
1;
|