add test module, update credits.txt

docs/credits.txt

@@ -18,6 +18,7 @@ Philipp "philsmd" Schmidt <philsmd@hashcat.net> (@philsmd)
 
 Gabriele "matrix" Gristina <matrix@hashcat.net> (@gm4tr1x)
 
+* sha256(md5(pass)) kernel module
 * gzip wordlists feature
 * SHA-224 kernel module + optimizations
 * Some AES OpenCL kernel module optimizations

tools/test_modules/m04710.pm

@@ -0,0 +1,43 @@
+#!/usr/bin/env perl
+
+##
+## Author......: See docs/credits.txt
+## License.....: MIT
+##
+
+use strict;
+use warnings;
+
+use Digest::MD5 qw (md5_hex);
+use Digest::SHA qw (sha256_hex);
+
+sub module_constraints { [[0, 256], [-1, -1], [0, 55], [-1, -1], [-1, -1]] }
+
+sub module_generate_hash
+{
+  my $word = shift;
+
+  my $digest = sha256_hex (md5_hex ($word));
+
+  my $hash = sprintf ("%s", $digest);
+
+  return $hash;
+}
+
+sub module_verify_hash
+{
+  my $line = shift;
+
+  my ($hash, $word) = split (':', $line);
+
+  return unless defined $hash;
+  return unless defined $word;
+
+  my $word_packed = pack_if_HEX_notation ($word);
+
+  my $new_hash = module_generate_hash ($word_packed);
+
+  return ($new_hash, $word);
+}
+
+1;