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Make sure word length in test.pl single mode only increases or stays equal to previous one

This commit is contained in:
jsteube 2018-12-28 00:09:25 +01:00
parent 10a7c5df3d
commit 22da2407e9
2 changed files with 25 additions and 7 deletions

View File

@ -64,7 +64,10 @@ sub single
my $format = "echo -n %-31s | ./hashcat \${OPTS} -a 0 -m %d '%s'\n";
my $db;
my $db_prev;
my $word_len_prev = 0;
my $salt_len_prev = 0;
my $giveup = 0;
@ -72,7 +75,7 @@ sub single
while ($idx < 8)
{
last if ($giveup++ == 1000);
last if ($giveup++ == 1000000);
my $word_len = 0;
@ -99,9 +102,15 @@ sub single
if ($IS_OPTIMIZED == 1)
{
# longer than 31 does not work for -a 0 in optimized mode
next if ($word_len > 31);
}
# make sure the password length is only increasing, which is important for test.sh in -a 1 mode to work
next if ($word_len_prev > $word_len);
my $salt_len = 0;
if ($constraints->[3]->[0] == $constraints->[3]->[1])
@ -114,6 +123,12 @@ sub single
($IS_OPTIMIZED == 1) ? $constraints->[3]->[1] : $constraints->[1]->[1]);
}
# make sure the salt length is only increasing, not sure if we actually need it
next if ($salt_len_prev > $salt_len);
# mostly important for raw hashes in optimized mode
my $comb_len = $word_len + $salt_len;
if ($IS_OPTIMIZED == 1)
@ -128,15 +143,18 @@ sub single
}
}
$idx++;
my $word = random_numeric_string ($word_len) // "";
my $salt = random_numeric_string ($salt_len) // "";
# check if this combination out of word and salt was previously checked
next if exists $db->{$word}->{$salt};
next if exists $db_prev->{$word}->{$salt};
$db->{$word}->{$salt} = undef;
$db_prev->{$word}->{$salt} = undef;
$word_len_prev = $word_len;
$salt_len_prev = $salt_len;
$idx++;
my $hash = module_generate_hash ($word, $salt);

View File

@ -11,7 +11,7 @@ use warnings;
use Digest::MD4 qw (md4_hex);
use Encode;
sub module_constraints { [[0, 256], [0, 0], [0, 27], [0, 27], [-1, -1]] }
sub module_constraints { [[0, 256], [0, 0], [0, 27], [0, 0], [-1, -1]] }
sub module_generate_hash
{