http://gbatemp.net/index.php?showtopic=77102
ok, look at the link above for more infos about the keybin
1) unrar/zip/wathever trucha in a dir and put inside also the key.bin
2) open the keyset.reg extracted from the trucha archive with UltraEdit and replace the value in common key with the key.bin
find this section inside
[HKEY_CURRENT_USER\Software\Wii\KeySet\2]
"name"="Custom KeySet 1"
"boot1 key"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"common key"=hex:
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"sd key"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"sd iv"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"md5 blanker"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
** if key bin is AABBCCDDEEFFAABBCCDDEEFF11223344 the above will be **
"name"="Custom KeySet 1"
"boot1 key"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"common key"=hex:
AA,BB,CC,DD,EE,FF,AA,BB,CC,DD,EE,FF,11,22,33,44
"sd key"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"sd iv"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"md5 blanker"=hex:00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
3) save the the keyset.reg and double click on it
4) open trucha and select "Select KeySet\Custom Keyset"
5) open the iso you want and it should be ok