mirror of
https://github.com/hashcat/hashcat.git
synced 2024-12-24 23:48:39 +00:00
62 lines
1.1 KiB
Perl
62 lines
1.1 KiB
Perl
#!/usr/bin/env perl
|
|
|
|
##
|
|
## Author......: See docs/credits.txt
|
|
## License.....: MIT
|
|
##
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
use Crypt::PBKDF2;
|
|
use Digest::SHA qw (sha512_hex);
|
|
|
|
sub module_constraints { [[0, 255], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
|
|
|
|
sub module_generate_hash
|
|
{
|
|
my $word = shift;
|
|
my $salt = shift;
|
|
|
|
my $iterations = 4096;
|
|
|
|
my $hasher = Crypt::PBKDF2->hasher_from_algorithm ('HMACSHA2', 512);
|
|
|
|
my $pbkdf2 = Crypt::PBKDF2->new (
|
|
hasher => $hasher,
|
|
iterations => $iterations,
|
|
output_len => 64
|
|
);
|
|
|
|
my $salt_bin = pack ("H*", $salt);
|
|
|
|
my $key = $pbkdf2->PBKDF2 ($salt_bin. "AUTH_PBKDF2_SPEEDY_KEY", $word);
|
|
|
|
my $digest = sha512_hex ($key . $salt_bin);
|
|
|
|
my $hash = sprintf ("%s%s", uc ($digest), uc ($salt));
|
|
|
|
return $hash;
|
|
}
|
|
|
|
sub module_verify_hash
|
|
{
|
|
my $line = shift;
|
|
|
|
my ($digest, $word) = split (/:/, $line);
|
|
|
|
return unless defined $digest;
|
|
return unless length ($digest) == 160;
|
|
return unless defined $word;
|
|
|
|
my $salt = substr ($digest, 128, 32);
|
|
|
|
my $word_packed = pack_if_HEX_notation ($word);
|
|
|
|
my $new_hash = module_generate_hash ($word_packed, $salt);
|
|
|
|
return ($new_hash, $word);
|
|
}
|
|
|
|
1;
|