mirror of
https://github.com/hashcat/hashcat.git
synced 2024-11-22 16:18:09 +00:00
58 lines
1.2 KiB
Perl
58 lines
1.2 KiB
Perl
|
#!/usr/bin/env perl
|
||
|
|
|
||
|
|
##
|
||
|
|
## Author......: See docs/credits.txt
|
||
|
|
## License.....: MIT
|
||
|
|
##
|
||
|
|
|
||
|
|
use strict;
|
||
|
|
use warnings;
|
||
|
|
|
||
|
|
use Digest::SHA1 qw (sha1 sha1_hex);
|
||
|
|
use Encode;
|
||
|
|
|
||
|
|
sub module_constraints { [[0, 256], [0, 128], [-1, -1], [-1, -1], [-1, -1]] }
|
||
|
|
|
||
|
|
sub module_generate_hash
|
||
|
|
{
|
||
|
|
my $word = shift;
|
||
|
|
my $salt = shift;
|
||
|
|
my $user = shift // random_mixedcase_string (random_number (0, 256 / 2));
|
||
|
|
|
||
|
|
my $word_utf16le = encode ("UTF-16LE", $word);
|
||
|
|
my $user_utf16le = encode ("UTF-16LE", $user);
|
||
|
|
|
||
|
|
my $digest = sha1_hex ($salt . sha1 ($user_utf16le . ':' . $word_utf16le));
|
||
|
|
|
||
|
|
my $hash = sprintf ("%s:%s:%s", $digest, unpack ("H*", $salt), unpack ("H*", $user));
|
||
|
|
|
||
|
|
return $hash;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub module_verify_hash
|
||
|
|
{
|
||
|
|
my $line = shift;
|
||
|
|
|
||
|
|
my ($hash, $salt, $user, $word) = split (':', $line);
|
||
|
|
|
||
|
|
return unless defined $hash;
|
||
|
|
return unless defined $salt;
|
||
|
|
return unless defined $user;
|
||
|
|
return unless defined $word;
|
||
|
|
|
||
|
|
return unless ($hash =~ m/^[0-9a-fA-F]{40}$/);
|
||
|
|
return unless ($salt =~ m/^[0-9a-fA-F]{0,256}$/);
|
||
|
|
return unless ($user =~ m/^[0-9a-fA-F]{0,256}$/);
|
||
|
|
|
||
|
|
$salt = pack ("H*", $salt);
|
||
|
|
$user = pack ("H*", $user);
|
||
|
|
|
||
|
|
my $word_packed = pack_if_HEX_notation ($word);
|
||
|
|
|
||
|
|
my $new_hash = module_generate_hash ($word_packed, $salt, $user);
|
||
|
|
|
||
|
|
return ($new_hash, $word);
|
||
|
|
}
|
||
|
|
|
||
|
|
1;
|