mirror of
https://github.com/hashcat/hashcat.git
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322 lines
7.0 KiB
Perl
322 lines
7.0 KiB
Perl
#!/usr/bin/env perl
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##
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## Author......: See docs/credits.txt
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## License.....: MIT
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##
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use strict;
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use warnings;
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sub module_constraints { [[-1, -1], [-1, -1], [0, 55], [5, 5], [-1, -1]] }
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my $LOTUS_MAGIC_TABLE =
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[
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0xbd, 0x56, 0xea, 0xf2, 0xa2, 0xf1, 0xac, 0x2a, 0xb0, 0x93, 0xd1, 0x9c,
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0x1b, 0x33, 0xfd, 0xd0, 0x30, 0x04, 0xb6, 0xdc, 0x7d, 0xdf, 0x32, 0x4b,
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0xf7, 0xcb, 0x45, 0x9b, 0x31, 0xbb, 0x21, 0x5a, 0x41, 0x9f, 0xe1, 0xd9,
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0x4a, 0x4d, 0x9e, 0xda, 0xa0, 0x68, 0x2c, 0xc3, 0x27, 0x5f, 0x80, 0x36,
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0x3e, 0xee, 0xfb, 0x95, 0x1a, 0xfe, 0xce, 0xa8, 0x34, 0xa9, 0x13, 0xf0,
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0xa6, 0x3f, 0xd8, 0x0c, 0x78, 0x24, 0xaf, 0x23, 0x52, 0xc1, 0x67, 0x17,
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0xf5, 0x66, 0x90, 0xe7, 0xe8, 0x07, 0xb8, 0x60, 0x48, 0xe6, 0x1e, 0x53,
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0xf3, 0x92, 0xa4, 0x72, 0x8c, 0x08, 0x15, 0x6e, 0x86, 0x00, 0x84, 0xfa,
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0xf4, 0x7f, 0x8a, 0x42, 0x19, 0xf6, 0xdb, 0xcd, 0x14, 0x8d, 0x50, 0x12,
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0xba, 0x3c, 0x06, 0x4e, 0xec, 0xb3, 0x35, 0x11, 0xa1, 0x88, 0x8e, 0x2b,
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0x94, 0x99, 0xb7, 0x71, 0x74, 0xd3, 0xe4, 0xbf, 0x3a, 0xde, 0x96, 0x0e,
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0xbc, 0x0a, 0xed, 0x77, 0xfc, 0x37, 0x6b, 0x03, 0x79, 0x89, 0x62, 0xc6,
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0xd7, 0xc0, 0xd2, 0x7c, 0x6a, 0x8b, 0x22, 0xa3, 0x5b, 0x05, 0x5d, 0x02,
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0x75, 0xd5, 0x61, 0xe3, 0x18, 0x8f, 0x55, 0x51, 0xad, 0x1f, 0x0b, 0x5e,
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0x85, 0xe5, 0xc2, 0x57, 0x63, 0xca, 0x3d, 0x6c, 0xb4, 0xc5, 0xcc, 0x70,
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0xb2, 0x91, 0x59, 0x0d, 0x47, 0x20, 0xc8, 0x4f, 0x58, 0xe0, 0x01, 0xe2,
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0x16, 0x38, 0xc4, 0x6f, 0x3b, 0x0f, 0x65, 0x46, 0xbe, 0x7e, 0x2d, 0x7b,
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0x82, 0xf9, 0x40, 0xb5, 0x1d, 0x73, 0xf8, 0xeb, 0x26, 0xc7, 0x87, 0x97,
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0x25, 0x54, 0xb1, 0x28, 0xaa, 0x98, 0x9d, 0xa5, 0x64, 0x6d, 0x7a, 0xd4,
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0x10, 0x81, 0x44, 0xef, 0x49, 0xd6, 0xae, 0x2e, 0xdd, 0x76, 0x5c, 0x2f,
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0xa7, 0x1c, 0xc9, 0x09, 0x69, 0x9a, 0x83, 0xcf, 0x29, 0x39, 0xb9, 0xe9,
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0x4c, 0xff, 0x43, 0xab
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];
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sub pad16
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{
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my $block_ref = shift;
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my $offset = shift;
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my $value = 16 - $offset;
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for (my $i = $offset; $i < 16; $i++)
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{
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push @{$block_ref}, $value;
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}
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}
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sub lotus_mix
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{
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my $in_ref = shift;
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my $p = 0;
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for (my $i = 0; $i < 18; $i++)
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{
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for (my $j = 0; $j < 48; $j++)
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{
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$p = ($p + 48 - $j) & 0xff;
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my $c = $LOTUS_MAGIC_TABLE->[$p];
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$p = $in_ref->[$j] ^ $c;
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$in_ref->[$j] = $p;
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}
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}
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}
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sub lotus_transform_password
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{
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my $in_ref = shift;
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my $out_ref = shift;
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my $t = $out_ref->[15];
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for (my $i = 0; $i < 16; $i++)
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{
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$t ^= $in_ref->[$i];
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my $c = $LOTUS_MAGIC_TABLE->[$t];
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$out_ref->[$i] ^= $c;
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$t = $out_ref->[$i];
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}
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}
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sub mdtransform_norecalc
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{
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my $state_ref = shift;
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my $block_ref = shift;
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my @x;
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push (@x, @{$state_ref});
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push (@x, @{$block_ref});
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for (my $i = 0; $i < 16; $i++)
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{
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push (@x, $x[0 + $i] ^ $x[16 + $i]);
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}
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lotus_mix (\@x);
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for (my $i = 0; $i < 16; $i++)
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{
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$state_ref->[$i] = $x[$i];
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}
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}
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sub mdtransform
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{
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my $state_ref = shift;
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my $checksum_ref = shift;
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my $block_ref = shift;
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mdtransform_norecalc ($state_ref, $block_ref);
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lotus_transform_password ($block_ref, $checksum_ref);
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}
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sub domino_big_md
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{
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my $saved_key_ref = shift;
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my $size = shift;
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@{$saved_key_ref} = splice (@{$saved_key_ref}, 0, $size);
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my @state = (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
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my @checksum;
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my $curpos;
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for ($curpos = 0; $curpos + 16 < $size; $curpos += 16)
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{
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my @block = splice (@{$saved_key_ref}, 0, 16);
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mdtransform (\@state, \@checksum, \@block);
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}
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my $left = $size - $curpos;
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my @block = splice (@{$saved_key_ref}, 0, 16);
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pad16 (\@block, $left);
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mdtransform (\@state, \@checksum, \@block);
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mdtransform_norecalc (\@state, \@checksum);
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return @state;
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}
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sub domino_base64_decode
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{
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my $v = shift;
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my $n = shift;
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my $itoa64 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz+/";
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my $ret = 0;
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my $i = 1;
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while ($i <= $n)
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{
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my $idx = (index ($itoa64, substr ($v, $n - $i, 1))) & 0x3f;
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$ret += ($idx << (6 * ($i - 1)));
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$i = $i + 1;
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}
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return $ret
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}
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sub domino_base64_encode
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{
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my $v = shift;
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my $n = shift;
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my $itoa64 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz+/";
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my $ret = "";
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while (($n - 1) >= 0)
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{
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$n = $n - 1;
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$ret = substr ($itoa64, $v & 0x3f, 1) . $ret;
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$v = $v >> 6;
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}
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return $ret
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}
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sub domino_decode
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{
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my $str = shift;
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my $decoded = "";
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for (my $i = 0; $i < length ($str); $i += 4)
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{
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my $num = domino_base64_decode (substr ($str, $i, 4), 4);
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$decoded .= chr (($num >> 16) & 0xff) . chr (($num >> 8) & 0xff) . chr ($num & 0xff);
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}
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my $salt;
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my $digest;
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my $char;
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$salt = substr ($decoded, 0, 5);
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my $byte10 = (ord (substr ($salt, 3, 1)) - 4);
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if ($byte10 < 0)
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{
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$byte10 = 256 + $byte10;
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}
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substr ($salt, 3, 1) = chr ($byte10);
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$digest = substr ($decoded, 5, 9);
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$char = substr ($str, 18, 1);
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return ($digest, $salt, $char);
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}
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sub domino_encode
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{
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my $final = shift;
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my $char = shift;
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my $byte10 = (ord (substr ($final, 3, 1)) + 4);
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if ($byte10 > 255)
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{
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$byte10 = $byte10 - 256;
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}
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substr ($final, 3, 1) = chr ($byte10);
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my $passwd = "";
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$passwd .= domino_base64_encode ((int (ord (substr ($final, 0, 1))) << 16) | (int (ord (substr ($final, 1, 1))) << 8) | (int (ord (substr ($final, 2, 1)))), 4);
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$passwd .= domino_base64_encode ((int (ord (substr ($final, 3, 1))) << 16) | (int (ord (substr ($final, 4, 1))) << 8) | (int (ord (substr ($final, 5, 1)))), 4);
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$passwd .= domino_base64_encode ((int (ord (substr ($final, 6, 1))) << 16) | (int (ord (substr ($final, 7, 1))) << 8) | (int (ord (substr ($final, 8, 1)))), 4);
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$passwd .= domino_base64_encode ((int (ord (substr ($final, 9, 1))) << 16) | (int (ord (substr ($final, 10, 1))) << 8) | (int (ord (substr ($final, 11, 1)))), 4);
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$passwd .= domino_base64_encode ((int (ord (substr ($final, 12, 1))) << 16) | (int (ord (substr ($final, 13, 1))) << 8) | (int (ord (substr ($final, 14, 1)))), 4);
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if (defined ($char))
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{
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substr ($passwd, 18, 1) = $char;
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}
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substr ($passwd, 19, 1) = "";
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return $passwd;
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}
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sub module_generate_hash
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{
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my $word = shift;
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my $salt = shift;
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my $domino_char = shift;
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my @saved_key = map { ord $_; } split "", $word;
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my $len = scalar @saved_key;
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my @state = domino_big_md (\@saved_key, $len);
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my $str = "(" . unpack ("H*", join ("", (map { chr $_; } @state))) . ")";
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@saved_key = map { ord $_; } split "", $salt . uc $str;
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@state = domino_big_md (\@saved_key, 34);
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my $hash_buf = join ("", (map { chr $_; } @state));
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my $hash = sprintf ('(G%s)', domino_encode ($salt . $hash_buf, $domino_char));
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return $hash;
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}
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sub module_verify_hash
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{
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my $line = shift;
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my $index = index ($line, ":");
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return if $index < 1;
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my $hash_in = substr ($line, 0, $index);
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my $word = substr ($line, $index + 1);
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my $plain_base64 = substr ($hash_in, 2, -1);
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my (undef, $salt, $param) = domino_decode ($plain_base64);
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return unless defined $salt;
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return unless defined $word;
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$word = pack_if_HEX_notation ($word);
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my $new_hash = module_generate_hash ($word, $salt, $param);
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return ($new_hash, $word);
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}
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1;
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