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py3_ChAP.py
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py3_ChAP.py
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#! /usr/bin/env python
"""
Script that tries to select the EMV Payment Systems Directory on all inserted cards.
Copyright 2008 py3_rfidiot
Author: Adam Laurie, mailto:adam@algroup.co.uk
http://py3_rfidiot.org/ChAP.py
This file is based on an example program from scard-python.
Originally Copyright 2001-2007 gemalto
Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com
scard-python is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
scard-python is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with scard-python; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""
from smartcard.CardType import AnyCardType
from smartcard.CardRequest import CardRequest
from smartcard.CardConnection import CardConnection
from smartcard.CardConnectionObserver import ConsoleCardConnectionObserver
from smartcard.Exceptions import CardRequestTimeoutException
import getopt
import sys
from operator import *
# local imports
from py3_rfidiot.iso3166 import ISO3166CountryCodes
# default global options
BruteforcePrimitives= False
BruteforceFiles= False
BruteforceAID= False
BruteforceEMV= False
OutputFiles= False
Debug= False
Protocol= CardConnection.T0_protocol
RawOutput= False
Verbose= False
# Global VARs for data interchange
Cdol1= ''
Cdol2= ''
CurrentAID= ''
# known AIDs
# please mail new AIDs to aid@py3_rfidiot.org
KNOWN_AIDS= [
['VISA',0xa0,0x00,0x00,0x00,0x03],
['VISA Debit/Credit',0xa0,0x00,0x00,0x00,0x03,0x10,0x10],
['VISA Credit',0xa0,0x00,0x00,0x00,0x03,0x10,0x10,0x01],
['VISA Debit',0xa0,0x00,0x00,0x00,0x03,0x10,0x10,0x02],
['VISA Electron',0xa0,0x00,0x00,0x00,0x03,0x20,0x10],
['VISA Interlink',0xa0,0x00,0x00,0x00,0x03,0x30,0x10],
['VISA Plus',0xa0,0x00,0x00,0x00,0x03,0x80,0x10],
['VISA ATM',0xa0,0x00,0x00,0x00,0x03,0x99,0x99,0x10],
['MASTERCARD',0xa0,0x00,0x00,0x00,0x04,0x10,0x10],
['Maestro',0xa0,0x00,0x00,0x00,0x04,0x30,0x60],
['Maestro UK',0xa0,0x00,0x00,0x00,0x05,0x00,0x01],
['Maestro TEST',0xb0,0x12,0x34,0x56,0x78],
['Self Service',0xa0,0x00,0x00,0x00,0x24,0x01],
['American Express',0xa0,0x00,0x00,0x00,0x25],
['ExpressPay',0xa0,0x00,0x00,0x00,0x25,0x01,0x07,0x01],
['Link',0xa0,0x00,0x00,0x00,0x29,0x10,0x10],
['Alias AID',0xa0,0x00,0x00,0x00,0x29,0x10,0x10],
]
# Master Data File for PSE
DF_PSE = [0x31, 0x50, 0x41, 0x59, 0x2E, 0x53, 0x59, 0x53, 0x2E, 0x44, 0x44, 0x46, 0x30, 0x31]
# define the apdus used in this script
AAC= 0
TC= 0x40
ARQC= 0x80
GENERATE_AC= [0x80,0xae]
GET_CHALLENGE= [0x00,0x84,0x00]
GET_DATA = [0x80, 0xca]
GET_PROCESSING_OPTIONS = [0x80,0xa8,0x00,0x00,0x02,0x83,0x00,0x00]
GET_RESPONSE = [0x00, 0xC0, 0x00, 0x00 ]
READ_RECORD = [0x00, 0xb2]
SELECT = [0x00, 0xA4, 0x04, 0x00]
UNBLOCK_PIN= [0x84,0x24,0x00,0x00,0x00]
VERIFY= [0x00,0x20,0x00,0x80]
#BRUTE_AID= [0xa0,0x00,0x00,0x00]
BRUTE_AID= []
# define tags for response
BINARY= 0
TEXT= 1
BER_TLV= 2
NUMERIC= 3
MIXED= 4
TEMPLATE= 0
ITEM= 1
VALUE= 2
SFI= 0x88
CDOL1= 0x8c
CDOL2= 0x8d
TAGS= {
0x4f:['Application Identifier (AID)',BINARY,ITEM],
0x50:['Application Label',TEXT,ITEM],
0x57:['Track 2 Equivalent Data',BINARY,ITEM],
0x5a:['Application Primary Account Number (PAN)',NUMERIC,ITEM],
0x6f:['File Control Information (FCI) Template',BINARY,TEMPLATE],
0x70:['Record Template',BINARY,TEMPLATE],
0x77:['Response Message Template Format 2',BINARY,ITEM],
0x80:['Response Message Template Format 1',BINARY,ITEM],
0x82:['Application Interchange Profile',BINARY,ITEM],
0x83:['Command Template',BER_TLV,ITEM],
0x84:['DF Name',MIXED,ITEM],
0x86:['Issuer Script Command',BER_TLV,ITEM],
0x87:['Application Priority Indicator',BER_TLV,ITEM],
0x88:['Short File Identifier',BINARY,ITEM],
0x8a:['Authorisation Response Code',BINARY,VALUE],
0x8c:['Card Risk Management Data Object List 1 (CDOL1)',BINARY,TEMPLATE],
0x8d:['Card Risk Management Data Object List 2 (CDOL2)',BINARY,TEMPLATE],
0x8e:['Cardholder Verification Method (CVM) List',BINARY,ITEM],
0x8f:['Certification Authority Public Key Index',BINARY,ITEM],
0x93:['Signed Static Application Data',BINARY,ITEM],
0x94:['Application File Locator',BINARY,ITEM],
0x95:['Terminal Verification Results',BINARY,VALUE],
0x97:['Transaction Certificate Data Object List (TDOL)',BER_TLV,ITEM],
0x9c:['Transaction Type',BINARY,VALUE],
0x9d:['Directory Definition File',BINARY,ITEM],
0xa5:['Proprietary Information',BINARY,TEMPLATE],
0x5f20:['Cardholder Name',TEXT,ITEM],
0x5f24:['Application Expiration Date YYMMDD',NUMERIC,ITEM],
0x5f25:['Application Effective Date YYMMDD',NUMERIC,ITEM],
0x5f28:['Issuer Country Code',NUMERIC,ITEM],
0x5f2a:['Transaction Currency Code',BINARY,VALUE],
0x5f2d:['Language Preference',TEXT,ITEM],
0x5f30:['Service Code',NUMERIC,ITEM],
0x5f34:['Application Primary Account Number (PAN) Sequence Number',NUMERIC,ITEM],
0x5f50:['Issuer URL',TEXT,ITEM],
0x92:['Issuer Public Key Remainder',BINARY,ITEM],
0x9a:['Transaction Date',BINARY,VALUE],
0x9f02:['Amount, Authorised (Numeric)',BINARY,VALUE],
0x9f03:['Amount, Other (Numeric)',BINARY,VALUE],
0x9f04:['Amount, Other (Binary)',BINARY,VALUE],
0x9f05:['Application Discretionary Data',BINARY,ITEM],
0x9f07:['Application Usage Control',BINARY,ITEM],
0x9f08:['Application Version Number',BINARY,ITEM],
0x9f0d:['Issuer Action Code - Default',BINARY,ITEM],
0x9f0e:['Issuer Action Code - Denial',BINARY,ITEM],
0x9f0f:['Issuer Action Code - Online',BINARY,ITEM],
0x9f11:['Issuer Code Table Index',BINARY,ITEM],
0x9f12:['Application Preferred Name',TEXT,ITEM],
0x9f1a:['Terminal Country Code',BINARY,VALUE],
0x9f1f:['Track 1 Discretionary Data',TEXT,ITEM],
0x9f20:['Track 2 Discretionary Data',TEXT,ITEM],
0x9f26:['Application Cryptogram',BINARY,ITEM],
0x9f32:['Issuer Public Key Exponent',BINARY,ITEM],
0x9f36:['Application Transaction Counter',BINARY,ITEM],
0x9f37:['Unpredictable Number',BINARY,VALUE],
0x9f38:['Processing Options Data Object List (PDOL)',BINARY,TEMPLATE],
0x9f42:['Application Currency Code',NUMERIC,ITEM],
0x9f44:['Application Currency Exponent',NUMERIC,ITEM],
0x9f4a:['Static Data Authentication Tag List',BINARY,ITEM],
0x9f4d:['Log Entry',BINARY,ITEM],
0x9f66:['Card Production Life Cycle',BINARY,ITEM],
0xbf0c:['File Control Information (FCI) Issuer Discretionary Data',BER_TLV,TEMPLATE],
}
#// conflicting item - need to check
#// 0x9f38:['Processing Optional Data Object List',BINARY,ITEM],
# define BER-TLV masks
TLV_CLASS_MASK= {
0x00:'Universal class',
0x40:'Application class',
0x80:'Context-specific class',
0xc0:'Private class',
}
# if TLV_TAG_NUMBER_MASK bits are set, refer to next byte(s) for tag number
# otherwise it's b1-5
TLV_TAG_NUMBER_MASK= 0x1f
# if TLV_DATA_MASK bit is set it's a 'Constructed data object'
# otherwise, 'Primitive data object'
TLV_DATA_MASK= 0x20
TLV_DATA_TYPE= ['Primitive data object','Constructed data object']
# if TLV_TAG_MASK is set another tag byte follows
TLV_TAG_MASK= 0x80
TLV_LENGTH_MASK= 0x80
# define AIP mask
AIP_MASK= {
0x01:'CDA Supported (Combined Dynamic Data Authentication / Application Cryptogram Generation)',
0x02:'RFU',
0x04:'Issuer authentication is supported',
0x08:'Terminal risk management is to be performed',
0x10:'Cardholder verification is supported',
0x20:'DDA supported (Dynamic Data Authentication)',
0x40:'SDA supported (Static Data Authentiction)',
0x80:'RFU'
}
# define dummy transaction values (see TAGS for tag names)
# for generate_ac
TRANS_VAL= {
0x9f02:[0x00,0x00,0x00,0x00,0x00,0x01],
0x9f03:[0x00,0x00,0x00,0x00,0x00,0x00],
0x9f1a:[0x08,0x26],
0x95:[0x00,0x00,0x00,0x00,0x00],
0x5f2a:[0x08,0x26],
0x9a:[0x08,0x04,0x01],
0x9c:[0x01],
0x9f37:[0xba,0xdf,0x00,0x0d]
}
# define SW1 return values
SW1_RESPONSE_BYTES= 0x61
SW1_WRONG_LENGTH= 0x6c
SW12_OK= [0x90,0x00]
SW12_NOT_SUPORTED= [0x6a,0x81]
SW12_NOT_FOUND= [0x6a,0x82]
SW12_COND_NOT_SAT= [0x69,0x85] # conditions of use not satisfied
PIN_BLOCKED= [0x69,0x83]
PIN_BLOCKED2= [0x69,0x84]
PIN_WRONG= 0x63
# some human readable error messages
ERRORS= {
'6700':"Not known",
'6985':"Conditions of use not satisfied or Command not supported",
'6984':"PIN Try Limit exceeded"
}
# define GET_DATA primitive tags
PIN_TRY_COUNTER= [0x9f,0x17]
ATC= [0x9f,0x36]
LAST_ATC= [0x9f,0x13]
LOG_FORMAT= [0x9f, 0x4f]
# define TAGs after BER-TVL decoding
BER_TLV_AIP= 0x02
BER_TLV_AFL= 0x14
def printhelp():
print('\nChAP.py - Chip And PIN in Python')
print('Ver 0.1c\n')
print('usage:\n\n ChAP.py [options] [PIN]')
print()
print('If the optional numeric PIN argument is given, the PIN will be verified (note that this')
print('updates the PIN Try Counter and may result in the card being PIN blocked).')
print('\nOptions:\n')
print('\t-a\t\tBruteforce AIDs')
print('\t-A\t\tPrint list of known AIDs')
print('\t-d\t\tDebug - Show PC/SC APDU data')
print('\t-e\t\tBruteforce EMV AIDs')
print('\t-f\t\tBruteforce files')
print('\t-h\t\tPrint detailed help message')
print('\t-o\t\tOutput to files ([AID]-FILExxRECORDxx.HEX)')
print('\t-p\t\tBruteforce primitives')
print('\t-r\t\tRaw output - do not interpret EMV data')
print('\t-t\t\tUse T1 protocol (default is T0)')
print('\t-v\t\tVerbose on')
print('\n')
def hexprint(data):
index= 0
while index < len(data):
print('%02x' % data[index], end=' ')
index += 1
print()
def get_tag(data,req):
"return a tag's data if present"
index= 0
# walk the tag chain to ensure no false positives
while index < len(data):
try:
# try 1-byte tags
tag= data[index]
TAGS[tag]
taglen= 1
except:
try:
# try 2-byte tags
tag= data[index] * 256 + data[index+1]
TAGS[tag]
taglen= 2
except:
# tag not found
index += 1
continue
if tag == req:
itemlength= data[index + taglen]
index += taglen + 1
return True, itemlength, data[index:index + itemlength]
else:
index += taglen + 1
return False,0,''
def isbinary(data):
index= 0
while index < len(data):
if data[index] < 0x20 or data[index] > 0x7e:
return True
index += 1
return False
def decode_pse(data):
"decode the main PSE select response"
index= 0
indent= ''
if OutputFiles:
file= open('%s-PSE.HEX' % CurrentAID,'w')
for n in range(len(data)):
file.write('%02X' % data[n])
file.flush()
file.close()
if RawOutput:
hexprint(data)
textprint(data)
return
while index < len(data):
try:
tag= data[index]
TAGS[tag]
taglen= 1
except:
try:
tag= data[index] * 256 + data[index+1]
TAGS[tag]
taglen= 2
except:
print(indent + ' Unrecognised TAG:', end=' ')
hexprint(data[index:])
return
print(indent + ' %0x:' % tag, TAGS[tag][0], end=' ')
if TAGS[tag][2] == VALUE:
itemlength= 1
offset= 0
else:
itemlength= data[index + taglen]
offset= 1
print('(%d bytes):' % itemlength, end=' ')
# store CDOLs for later use
if tag == CDOL1:
Cdol1= data[index + taglen:index + taglen + itemlength + 1]
if tag == CDOL2:
Cdol2= data[index + taglen:index + taglen + itemlength + 1]
out= ''
mixedout= []
while itemlength > 0:
if TAGS[tag][1] == BER_TLV:
print('skipping BER-TLV object!')
return
#decode_ber_tlv_field(data[index + taglen + offset:])
if TAGS[tag][1] == BINARY or TAGS[tag][1] == VALUE:
if TAGS[tag][2] != TEMPLATE or Verbose:
print('%02x' % data[index + taglen + offset], end=' ')
else:
if TAGS[tag][1] == NUMERIC:
out += '%02x' % data[index + taglen + offset]
else:
if TAGS[tag][1] == TEXT:
out += "%c" % data[index + taglen + offset]
if TAGS[tag][1] == MIXED:
mixedout.append(data[index + taglen + offset])
itemlength -= 1
offset += 1
if TAGS[tag][1] == MIXED:
if isbinary(mixedout):
hexprint(mixedout)
else:
textprint(mixedout)
if TAGS[tag][1] == BINARY:
print()
if TAGS[tag][1] == TEXT or TAGS[tag][1] == NUMERIC:
print(out, end=' ')
if tag == 0x9f42 or tag == 0x5f28:
print('(' + ISO3166CountryCodes['%03d' % int(out)] + ')')
else:
print()
if TAGS[tag][2] == ITEM:
index += data[index + taglen] + taglen + 1
else:
index += taglen + 1
# if TAGS[tag][2] != VALUE:
# indent += ' '
indent= ''
def textprint(data):
index= 0
out= ''
while index < len(data):
if data[index] >= 0x20 and data[index] < 0x7f:
out += chr(data[index])
else:
out += '.'
index += 1
print(out)
def bruteforce_primitives():
for x in range(256):
for y in range(256):
status, length, response= get_primitive([x,y])
if status:
print('Primitive %02x%02x: ' % (x,y))
if response:
hexprint(response)
textprint(response)
def get_primitive(tag):
# get primitive data object - return status, length, data
le= 0x00
apdu = GET_DATA + tag + [le]
response, sw1, sw2 = send_apdu(apdu)
if response[0:2] == tag:
length= response[2]
return True, length, response[3:]
else:
return False, 0, ''
def check_return(sw1,sw2):
if [sw1,sw2] == SW12_OK:
return True
return False
def send_apdu(apdu):
# send apdu and get additional data if required
response, sw1, sw2 = cardservice.connection.transmit( apdu, Protocol )
if sw1 == SW1_WRONG_LENGTH:
# command used wrong length. retry with correct length.
apdu= apdu[:len(apdu) - 1] + [sw2]
return send_apdu(apdu)
if sw1 == SW1_RESPONSE_BYTES:
# response bytes available.
apdu = GET_RESPONSE + [sw2]
response, sw1, sw2 = cardservice.connection.transmit( apdu, Protocol )
return response, sw1, sw2
def select_aid(aid):
# select an AID and return True/False plus additional data
apdu = SELECT + [len(aid)] + aid + [0x00]
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
if Verbose:
decode_pse(response)
return True, response, sw1, sw2
else:
return False, [], sw1,sw2
def bruteforce_aids(aid):
#brute force two digits of AID
print('Bruteforcing AIDs')
y= z= 0
if BruteforceEMV:
brute_range= [0xa0]
else:
brute_range= list(range(256))
for x in brute_range:
for y in range(256):
for z in range(256):
#aidb= aid + [x]
aidb= [x,y,0x00,0x00,z]
if Verbose:
print('\r %02x %02x %02x %02x %02x' % (x,y,0x00,0x00,z), end=' ')
status, response, sw1, sw2= select_aid(aidb)
if [sw1,sw2] != SW12_NOT_FOUND:
print('\r Found AID:', end=' ')
hexprint(aidb)
if status:
decode_pse(response)
else:
print('SW1 SW2: %02x %02x' % (sw1,sw2))
def read_record(sfi,record):
# read a specific record from a file
p1= record
p2= (sfi << 3) + 4
le= 0x00
apdu= READ_RECORD + [p1,p2,le]
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
return True, response
else:
return False, ''
def bruteforce_files():
# now try and brute force records
print(' Checking for files:')
for y in range(1,31):
for x in range(1,256):
ret, response= read_record(y,x)
if ret:
print(" Record %02x, File %02x: length %d" % (x,y,len(response)))
if Verbose:
hexprint(response)
textprint(response)
decode_pse(response)
def get_processing_options():
apdu= GET_PROCESSING_OPTIONS
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
return True, response
else:
return False, "%02x%02x" % (sw1,sw2)
def decode_processing_options(data):
# extract and decode AIP (Application Interchange Profile)
# and AFL (Application File Locator)
if data[0] == 0x80:
# data is in response format 1
# first two bytes after length byte are AIP
decode_aip(data[2:])
# remaining data is AFL
x= 4
while x < len(data):
sfi, start, end, offline= decode_afl(data[x:x+4])
print(' SFI %02X: starting record %02X, ending record %02X; %02X offline data authentication records' % (sfi,start,end,offline))
x += 4
decode_file(sfi,start,end)
if data[0] == 0x77:
# data is in response format 2 (BER-TLV)
x= 2
while x < len(data):
tag, fieldlen, value= decode_ber_tlv_item(data[x:])
print('-- Value: ', hexprint(value))
if tag == BER_TLV_AIP:
decode_aip(value)
if tag == BER_TLV_AFL:
sfi, start, end, offline= decode_afl(value)
print(' SFI %02X: starting record %02X, ending record %02X; %02X offline data authentication records' % (sfi,start,end,offline))
decode_file(sfi,start,end)
x += fieldlen
def decode_file(sfi,start,end):
for y in range(start,end + 1):
ret, response= read_record(sfi,y)
if ret:
if OutputFiles:
file= open('%s-FILE%02XRECORD%02X.HEX' % (CurrentAID,sfi,y),'w')
for n in range(len(response)):
file.write('%02X' % response[n])
file.flush()
file.close()
print(' record %02X: ' % y, end=' ')
decode_pse(response)
else:
print('Read error!')
def decode_aip(data):
# byte 1 of AIP is bit masked, byte 2 is RFU
for x in list(AIP_MASK.keys()):
if data[0] & x:
print(' ' + AIP_MASK[x])
def decode_afl(data):
print('-- deccode_afl data: ', hexprint(data))
sfi= int(data[0] >> 3)
start= int(data[1])
end= int(data[2])
offline= int(data[3])
return sfi, start, end, offline
def decode_ber_tlv_field(data):
x= 0
while x < len(data):
tag, fieldlen, value= decode_ber_tlv_item(data[x:])
print('Tag %04X: ' % tag, end=' ')
hexprint(value)
x += fieldlen
def decode_ber_tlv_item(data):
# return tag, total length of data processed and value for BER-TLV object
tag= data[0] & TLV_TAG_NUMBER_MASK
i= 1
if tag == TLV_TAG_NUMBER_MASK:
tag= ''
while data[i] & TLV_TAG_MASK:
# another tag byte follows
tag.append(xor(data[i],TLV_TAG_MASK))
i += 1
tag.append(data[i])
i += 1
if data[i] & TLV_LENGTH_MASK:
# this byte tells us the number of subsequent bytes that describe the length
lenlen= xor(data[i],TLV_LENGTH_MASK)
i += 1
length= int(data[i])
z= 1
while z < lenlen:
i += 1
z += 1
length= length << 8
length += int(data[i])
i += 1
else:
length= int(data[i])
i += 1
return tag, i + length, data[i:i+length]
def get_challenge(bytes):
lc= bytes
le= 0x00
apdu= GET_CHALLENGE + [lc,le]
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
print('Random number: ', end=' ')
hexprint(response)
#print 'GET CHAL: %02x%02x %d' % (sw1,sw2,len(response))
def verify_pin(pin):
# construct offline PIN block and verify (plaintext)
print('Verifying PIN:',pin)
control= 0x02
pinlen= len(pin)
block= []
block.append((control << 4) + pinlen)
x= 0
while x < len(pin):
leftnibble= int(pin[x])
try:
rightnibble= int(pin[x + 1])
except:
# pad to even length
rightnibble= 0x0f
block.append((leftnibble << 4) + rightnibble)
x += 2
while(len(block) < 8):
block.append(0xff)
lc= len(block)
apdu= VERIFY + [lc] + block
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
print('PIN verified')
return True
else:
if [sw1,sw2] == PIN_BLOCKED or [sw1,sw2] == PIN_BLOCKED2:
print('PIN blocked!')
else:
if sw1 == PIN_WRONG:
print('wrong PIN - %d tries left' % (int(sw2) & 0x0f))
if [sw1,sw2] == SW12_NOT_SUPORTED:
print('Function not supported')
else:
print('command failed!', end=' ')
hexprint([sw1,sw2])
return False
def update_pin_try_counter(tries):
# try to set Pin Try Counter by sending Card Status Update
if tries > 0x0f:
return False, 'PTC max value exceeded'
csu= []
csu.append(tries)
csu.append(0x10)
csu.append(0x00)
csu.append(0x00)
tag= 0x91 # Issuer Authentication Data
lc= len(csu) + 1
def generate_ac(type):
# generate an application Cryptogram
if type == TC:
# populate data with CDOL1
print()
apdu= GENERATE_AC + [lc,type] + data + [le]
le= 0x00
response, sw1, sw2= send_apdu(apdu)
if check_return(sw1,sw2):
print('AC generated!')
return True
else:
hexprint([sw1,sw2])
# main loop
aidlist= KNOWN_AIDS
try:
# 'args' will be set to remaining arguments (if any)
opts, args = getopt.getopt(sys.argv[1:],'aAdefoprtv')
for o, a in opts:
if o == '-a':
BruteforceAID= True
if o == '-A':
print()
for x in range(len(aidlist)):
print('% 20s: ' % aidlist[x][0], end=' ')
hexprint(aidlist[x][1:])
print()
sys.exit(False)
if o == '-d':
Debug= True
if o == '-e':
BruteforceAID= True
BruteforceEMV= True
if o == '-f':
BruteforceFiles= True
if o == '-o':
OutputFiles= True
if o == '-p':
BruteforcePrimitives= True
if o == '-r':
RawOutput= True
if o == '-t':
Protocol= CardConnection.T1_protocol
if o == '-v':
Verbose= True
except getopt.GetoptError:
# -h will cause an exception as it doesn't exist!
printhelp()
sys.exit(True)
PIN= ''
if args:
if not args[0].isdigit():
print('Invalid PIN', args[0])
sys.exit(True)
else:
PIN= args[0]
try:
# request any card type
cardtype = AnyCardType()
# request card insertion
print('insert a card within 10s')
cardrequest = CardRequest( timeout=10, cardType=cardtype )
cardservice = cardrequest.waitforcard()
if Debug:
observer=ConsoleCardConnectionObserver()
cardservice.connection.addObserver( observer )
# connect to the card
cardservice.connection.connect(Protocol)
#get_challenge(0)
# try to select PSE
apdu = SELECT + [len(DF_PSE)] + DF_PSE
response, sw1, sw2 = send_apdu( apdu )
if check_return(sw1,sw2):
# there is a PSE
print('PSE found!')
decode_pse(response)
if BruteforcePrimitives:
# brute force primitives
print('Brute forcing primitives')
bruteforce_primitives()
if BruteforceFiles:
print('Brute forcing files')
bruteforce_files()
status, length, psd= get_tag(response,SFI)
if not status:
print('No PSD found!')
else:
print(' Checking for records:', end=' ')
if BruteforcePrimitives:
psd= list(range(31))
print('(bruteforce all files)')
else:
print()
for x in range(256):
for y in psd:
p1= x
p2= (y << 3) + 4
le= 0x00
apdu= READ_RECORD + [p1] + [p2,le]
response, sw1, sw2 = cardservice.connection.transmit( apdu )
if sw1 == 0x6c:
print(" Record %02x, File %02x: length %d" % (x,y,sw2))
le= sw2
apdu= READ_RECORD + [p1] + [p2,le]
response, sw1, sw2 = cardservice.connection.transmit( apdu )
print(" ", end=' ')
aid= ''
if Verbose:
hexprint(response)
textprint(response)
i= 0
while i < len(response):
# extract the AID
if response[i] == 0x4f and aid == '':
aidlen= response[i + 1]
aid= response[i + 2:i + 2 + aidlen]
i += 1
print(' AID found:', end=' ')
hexprint(aid)
aidlist.append(['PSD Entry']+aid)
if BruteforceAID:
bruteforce_aids(BRUTE_AID)
if aidlist:
# now try dumping the AID records
current= 0
while current < len(aidlist):
if Verbose:
print('Trying AID: %s -' % aidlist[current][0], end=' ')
hexprint(aidlist[current][1:])
selected, response, sw1, sw2= select_aid(aidlist[current][1:])
if selected:
CurrentAID= ''
for n in range(len(aidlist[current][1:])):
CurrentAID += '%02X' % aidlist[current][1:][n]
if Verbose:
print(' Selected: ', end=' ')
hexprint(response)
textprint(response)
else:
print(' Found AID: %s -' % aidlist[current][0], end=' ')
hexprint(aidlist[current][1:])
decode_pse(response)
if BruteforcePrimitives:
# brute force primitives
print('Brute forcing primitives')
bruteforce_primitives()
if BruteforceFiles:
print('Brute forcing files')
bruteforce_files()
ret, response= get_processing_options()
if ret:
print(' Processing Options:', end=' ')
decode_pse(response)
decode_processing_options(response)
else:
print(' Could not get processing options:', response, ERRORS[response])
ret, length, pins= get_primitive(PIN_TRY_COUNTER)
if ret:
ptc= int(pins[0])
print(' PIN tries left:', ptc)
#if ptc == 0:
# print 'unblocking PIN'
# update_pin_try_counter(3)
# ret, sw1, sw2= send_apdu(UNBLOCK_PIN)
# hexprint([sw1,sw2])
if PIN:
if verify_pin(PIN):
sys.exit(False)
else:
sys.exit(True)
ret, length, atc= get_primitive(ATC)
if ret:
atcval= (atc[0] << 8) + atc[1]
print(' Application Transaction Counter:', atcval)
ret, length, latc= get_primitive(LAST_ATC)
if ret:
latcval= (latc[0] << 8) + latc[1]
print(' Last ATC:', latcval)
ret, length, logf= get_primitive(LOG_FORMAT)
if ret:
print('Log Format: ', end=' ')
hexprint(logf)
current += 1
else:
if Verbose:
print(' Not found: %02x %02x' % (sw1,sw2))
current += 1
else:
print('no PSE: %02x %02x' % (sw1,sw2))
except CardRequestTimeoutException:
print('time-out: no card inserted during last 10s')
if 'win32'==sys.platform:
print('press Enter to continue')
sys.stdin.read(1)