Finding the s-boxes (isoldr/appldr) ida pro

doctor_m

Posted on 12/5/2012, 12:43

+2 Like

.

User deleted

Have found an new way to find the sboxes in varius files.

Maybe of use to some

the script locate 2 sboxes in each file

dont wanna give to much info away but.
here is an script to locate the sboxes in isoldr.elf and appldr.elf

www.mediafire.com/?9rs8555dls7gj5p

Instructions

open ida pro
load isoldr.elf or appldr.elf as bin files.

then load script.

example appldr.elf

CODE

seg000:0001AF20 db 63h ; c ; RIJNDAEL [S] [char]
seg000:0001AF20 ; RIJNDAEL (AES): SBOX (also used in other ciphers).

hex

CODE

63 7C 77 7B F2 6B 6F C5 30 01 67 2B FE D7 AB 76 c|w{=ko+0.g+¦Î½v
CA 82 C9 7D FA 59 47 F0 AD D4 A2 AF 9C A4 72 C0 -é+}·YG¡Èó»£ñr+
B7 FD 93 26 36 3F F7 CC 34 A5 E5 F1 71 D8 31 15 À²ô&6?¸¦4ÑÕ±qÏ1.
04 C7 23 C3 18 96 05 9A 07 12 80 E2 EB 27 B2 75 .Ã#+.û.Ü..ÇÔÙ'¦u
09 83 2C 1A 1B 6E 5A A0 52 3B D6 B3 29 E3 2F 84 .â,..nZáR;Í¦)Ò/ä
53 D1 00 ED 20 FC B1 5B 6A CB BE 39 4A 4C 58 CF SÐ.Ý ³¦[j-¥9JLX¤
D0 EF AA FB 43 4D 33 85 45 F9 02 7F 50 3C 9F A8 ð´¬¹CM3àE¨.P<ƒ¿
51 A3 40 8F 92 9D 38 F5 BC B6 DA 21 10 FF F3 D2 Qú@ÅÆØ8§+Â+!. ¾Ê
CD 0C 13 EC 5F 97 44 17 C4 A7 7E 3D 64 5D 19 73 -..ý_ùD.-º~=d].s
60 81 4F DC 22 2A 90 88 46 EE B8 14 DE 5E 0B DB `üO_"*ÉêF¯©.Ì^.¦
E0 32 3A 0A 49 06 24 5C C2 D3 AC 62 91 95 E4 79 Ó2:.I.$\-Ë¼bæòõy
E7 C8 37 6D 8D D5 4E A9 6C 56 F4 EA 65 7A AE 08 þ+7mìiN®lV¶Ûez«.
BA 78 25 2E 1C A6 B4 C6 E8 DD 74 1F 4B BD 8B 8A ¦x%..ª¦ãÞ¦t.K¢ïè
70 3E B5 66 48 03 F6 0E 61 35 57 B9 86 C1 1D 9E p>ÁfH.÷.a5W¦å-.×
E1 F8 98 11 69 D9 8E 94 9B 1E 87 E9 CE 55 28 DF ß°ÿ.i+Äöø.çÚ+U(¯

recards to zadow