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hashcat/tools/test_modules/m21500.pm
2019-08-08 10:47:09 +02:00

80 lines
1.5 KiB
Perl

#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
use MIME::Base64 qw (encode_base64 decode_base64);
use Crypt::PBKDF2;
use Digest::SHA qw (sha512);
use Encode;
sub module_constraints { [[0, 256], [0, 256], [-1, -1], [-1, -1], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $kdf = Crypt::PBKDF2->new
(
hash_class => 'HMACSHA1',
iterations => 1000,
output_len => 1024
);
my $custom_salt = substr ($salt, 0, 8);
if (length $custom_salt < 8)
{
$custom_salt = substr ($custom_salt . "1244352345234", 0, 8);
}
my $key = $kdf->PBKDF2 ($custom_salt, $word);
my $key_b64 = encode_base64 (sha512 ($key), "");
my $hash = sprintf ("\$solarwinds\$0\$%s\$%s", $salt, $key_b64);
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 == 5;
shift @data;
my $signature = shift @data;
my $sig_dec = shift @data;
my $salt = shift @data;
my $digest = shift @data;
return unless ($signature eq "solarwinds");
return unless ($sig_dec eq "0");
return if length ($salt) > 256;
return unless length ($digest) == 88;
my $word_packed = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word_packed, $salt);
return ($new_hash, $word);
}
1;