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= EAP/EMC Aeolia Script for decrypting and keeping header =
= Other random values in ShellCore =


<pre>
* 59 ED 05 E1 2B 97 3E E0 62 B8 07 A4 EB 48 10 10 (http related)
import struct
* 65 9A 82 19 27 CF D6 2F 0C 1C C2 5F AF 67 96 5B (0x40 size, prolly http related)
from binascii import unhexlify as uhx
from binascii import hexlify as hx
from Crypto.Cipher import AES
from Crypto.Hash import SHA, HMAC
 
import os
import sys
 
CIPHERKEYSEMC = ['5F74FE7790127FECF82CC6E6D91FA2D1'] # FULL
CIPHERKEYSEAP = ['581A75D7E9C01F3C1BD7473DBD443B98']
HASHERKEYEMC  = ['73FE06F3906B05ECB506DFB8691F9F54']
HASHERKEYEAP  = ['824D9BB4DBA3209294C93976221249E4']
ZEROS128 =      ['00000000000000000000000000000000']
 
def aes_decrypt_cbc(key, iv, input):
    return AES.new(key, AES.MODE_CBC, iv).decrypt(input)
   
def aes_encrypt_cbc(key, iv, input):
    return AES.new(key, AES.MODE_CBC, iv).encrypt(input)
 
def emc_decrypt_header(hdr):
    return hdr[:0x30] + aes_decrypt_cbc(uhx(CIPHERKEYSEMC[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
   
def emc_encrypt_header(hdr):
    return hdr[:0x30] + aes_encrypt_cbc(uhx(CIPHERKEYSEMC[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
   
def eap_decrypt_header(hdr):
    return hdr[:0x30] + aes_decrypt_cbc(uhx(CIPHERKEYSEAP[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
   
def eap_encrypt_header(hdr):
    return hdr[:0x30] + aes_encrypt_cbc(uhx(CIPHERKEYSEAP[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
 
def main(argc, argv):
        with open(sys.argv[1], 'rb') as f:
            data = f.read(0x80)
            type = data[7:8]
            if type == uhx('48'):
                print 'EMC'
                hdr = emc_decrypt_header(data)
                body_aes_key  = hdr[0x30:0x40]
                body_hmac_key = hdr[0x40:0x50]
                body_hmac = hdr[0x50:0x64]
                zeroes = hdr[0x64:0x6C]
                print(hx(zeroes))
                header_hmac = hdr[0x6C:0x80]
                body_len = struct.unpack('<L', hdr[0xc:0x10])[0]
                print body_len
                ehdr = hdr[:0x6C]
                ebody = f.read(body_len)
                bhmac = HMAC.new(body_hmac_key, ebody, SHA)
                hhmac = HMAC.new(uhx(HASHERKEYEMC[0]), ehdr, SHA)
                body = aes_decrypt_cbc(body_aes_key, uhx(ZEROS128[0]), ebody)
                print bhmac.hexdigest()
                print hhmac.hexdigest()
                print hx(body_hmac)
                print hx(header_hmac)
                with open(sys.argv[1] + '.bin', 'wb') as g:
                    g.write(hdr+body)
            if type == uhx('68'):
                print 'EAP'
                hdr = eap_decrypt_header(data)
                body_aes_key  = hdr[0x30:0x40]
                body_hmac_key = hdr[0x40:0x50]
                body_hmac = hdr[0x50:0x64]
                zeroes = hdr[0x64:0x6C]
                print(hx(zeroes))
                header_hmac = hdr[0x6C:0x80]
                body_len = struct.unpack('<L', hdr[0xc:0x10])[0]
                print body_len
                ehdr = hdr[:0x6C]
                ebody = f.read(body_len)
                bhmac = HMAC.new(body_hmac_key, ebody, SHA)
                hhmac = HMAC.new(uhx(HASHERKEYEAP[0]), ehdr, SHA)
                body = aes_decrypt_cbc(body_aes_key, uhx(ZEROS128[0]), ebody)
                print bhmac.hexdigest()
                print hhmac.hexdigest()
                print hx(body_hmac)
                print hx(header_hmac)
                with open(sys.argv[1] + '.bin', 'wb') as g:
                    g.write(hdr+body)
           
           
 
if __name__ == '__main__':
    main(len(sys.argv), sys.argv)
</pre>
 
= EAP/EMC Aeolia Script for encrypting (with header necessary) =
 
<pre>
import struct
from binascii import unhexlify as uhx
from binascii import hexlify as hx
from Crypto.Cipher import AES
from Crypto.Hash import SHA, HMAC
 
import os
import sys
 
CIPHERKEYSEMC = ['5F74FE7790127FECF82CC6E6D91FA2D1'] # FULL
CIPHERKEYSEAP = ['581A75D7E9C01F3C1BD7473DBD443B98']
HASHERKEYEMC  = ['73FE06F3906B05ECB506DFB8691F9F54']
HASHERKEYEAP  = ['824D9BB4DBA3209294C93976221249E4']
ZEROS128 =      ['00000000000000000000000000000000']
 
def aes_decrypt_cbc(key, iv, input):
    return AES.new(key, AES.MODE_CBC, iv).decrypt(input)
   
def aes_encrypt_cbc(key, iv, input):
    return AES.new(key, AES.MODE_CBC, iv).encrypt(input)
 
def emc_decrypt_header(hdr):
    return hdr[:0x30] + aes_decrypt_cbc(uhx(CIPHERKEYSEMC[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
   
def emc_encrypt_header(hdr):
    return hdr[:0x30] + aes_encrypt_cbc(uhx(CIPHERKEYSEMC[0]), uhx(ZEROS128[0]), hdr[0x30:])
   
def eap_decrypt_header(hdr):
    return hdr[:0x30] + aes_decrypt_cbc(uhx(CIPHERKEYSEAP[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
   
def eap_encrypt_header(hdr):
    return hdr[:0x30] + aes_encrypt_cbc(uhx(CIPHERKEYSEAP[0]), uhx(ZEROS128[0]), hdr[0x30:0x80])
 
def main(argc, argv):
        with open(sys.argv[1], 'rb') as f:
            data = f.read()
            type = data[7:8]
            if type == uhx('48'):
                print 'EMC'
               
                body_len = struct.unpack('<L', data[0xc:0x10])[0]
                body = data[0x80:0x80+body_len]
                body_aes_key  = data[0x30:0x40]
                ebody = aes_encrypt_cbc(body_aes_key, uhx(ZEROS128[0]), body)
                body_hmac_key = data[0x40:0x50]
                bhmac = HMAC.new(body_hmac_key, ebody, SHA)
                hdr = (data[0:0x50] + uhx(bhmac.hexdigest()) + data[0x64:0x6C])
                hhmac = HMAC.new(uhx(HASHERKEYEMC[0]), hdr, SHA)
                hdr = (hdr + uhx(hhmac.hexdigest()))
                hdr = emc_encrypt_header(hdr)
                print bhmac.hexdigest()
                print hhmac.hexdigest()
                with open(sys.argv[1] + '.bin', 'wb') as g:
                    g.write(hdr+ebody)
            if type == uhx('68'):
                print 'EAP'
                body_len = struct.unpack('<L', data[0xc:0x10])[0]
                body = data[0x80:0x80+body_len]
                body_aes_key  = data[0x30:0x40]
                ebody = aes_encrypt_cbc(body_aes_key, uhx(ZEROS128[0]), body)
                body_hmac_key = data[0x40:0x50]
                bhmac = HMAC.new(body_hmac_key, ebody, SHA)
                hdr = (data[0:0x50] + uhx(bhmac.hexdigest()) + data[0x64:0x6C])
                hhmac = HMAC.new(uhx(HASHERKEYEAP[0]), hdr, SHA)
                hdr = (hdr + uhx(hhmac.hexdigest()))
                hdr = eap_encrypt_header(hdr)
                print bhmac.hexdigest()
                print hhmac.hexdigest()
                with open(sys.argv[1] + '.bin', 'wb') as g:
                    g.write(hdr+ebody)
           
           
 
if __name__ == '__main__':
    main(len(sys.argv), sys.argv)
</pre>
 
= Order of keys in [[SceShellCore]] =
 
P->Q->DQ->QP
 
Trophy Debug -> Trophy Retail
 
= Other random values in [[SceShellCore]] =
 
* 59 ED 05 E1 2B 97 3E E0 62 B8 07 A4 EB 48 10 10 (HTTP related)
* 65 9A 82 19 27 CF D6 2F 0C 1C C2 5F AF 67 96 5B (0x40 size, probably HTTP related)
* E7 F5 9C F2 AC 00 1C 3C 57 17 1C 82 4D 80 0B 57 (0x80 size, NP COMM SIGN related)
* E7 F5 9C F2 AC 00 1C 3C 57 17 1C 82 4D 80 0B 57 (0x80 size, NP COMM SIGN related)
* 27 59 CD 8F 49 24 CF C5 64 2C 1A 44 E6 B6 12 79 (0x20 size, sp-int/ prod-qa / mgmt / np related? interesting stuff)
* 27 59 CD 8F 49 24 CF C5 64 2C 1A 44 E6 B6 12 79 (0x20 size, sp-int/ prod-qa / mgmt / np related? interesting stuff)
Line 198: Line 21:
* 16 6B CA 06 61 F5 EA 64 FA CF 4A 87 8B AE D2 C0 (AES related)
* 16 6B CA 06 61 F5 EA 64 FA CF 4A 87 8B AE D2 C0 (AES related)
* F7 D3 E8 A1 AB A1 FE 27 8E A1 C2 62 5D 1D F8 C4 (0x80 bytes)
* F7 D3 E8 A1 AB A1 FE 27 8E A1 C2 62 5D 1D F8 C4 (0x80 bytes)
* <s>42 42 AA FD 7A 05 B4 5C F3 5E 08 22 D4 55 97 45</s> (SceShellCore, QP, 0x80)
 
= Database reconstruction magic =
 
<pre>
0102FECA (or CAFE0201 byteswapped)
</pre>
 
= Portable Keys Dumps =
 
== pfsSKKey__SecKey (External) ==
 
<pre>
00000000  70 66 73 53 4b 4b 65 79  5f 5f 53 65 63 4b 65 79  |pfsSKKey__SecKey|
00000010  b5 da ef ff 39 e6 d9 0e  ca 7d c5 b0 29 a8 15 3e  |....9....}..)..>|
00000020  87 07 96 0a 53 46 8d 6c  84 3b 3d c9 62 4e 22 af  |....SF.l.;=.bN".|
00000030  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000080
</pre>
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