Proxmark3 community

enis

Contributor

Registered: 2019-08-14

Posts: 5

Can't authenticate to block

Hello,

i have problem to create a dump file after receiving falid keys.

here my procedure by mac OS , xcode installed

step 1----------------
proxmark3> hw version
Prox/RFID mark3 RFID instrument         
bootrom: /-suspect 2015-11-04 22:15:34
os: /-suspect 2015-11-04 22:15:41
LF FPGA image built for 2s30vq100 on 2015/03/06 at 07:38:04
HF FPGA image built for 2s30vq100 on 2015/11/ 2 at  9: 8: 8
         
uC: AT91SAM7S512 Rev B         
Embedded Processor: ARM7TDMI         
Nonvolatile Program Memory Size: 512K bytes. Used: 171796 bytes (33). Free: 352492 bytes (67).         
Second Nonvolatile Program Memory Size: None         
Internal SRAM Size: 64K bytes         
Architecture Identifier: AT91SAM7Sxx Series         
Nonvolatile Program Memory Type: Embedded Flash Memory 

step 2----------------------------       
proxmark3> hw tune

Measuring antenna characteristics, please wait...#db# DownloadFPGA(len: 42096)         
......#db# DownloadFPGA(len: 42096)         
.         
# LF antenna:  0.00 V @   125.00 kHz         
# LF antenna:  0.00 V @   134.00 kHz         
# LF optimal:  0.00 V @ 12000.00 kHz         
# HF antenna: 23.01 V @    13.56 MHz         
# Your LF antenna is unusable.   

step 3----------------------------       
proxmark3> hf search
         
UID : 45 bf d5 2a           
ATQA : 00 04         
SAK : 08 [2]         
TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1         
proprietary non iso14443-4 card found, RATS not supported         
No chinese magic backdoor command detected         
Prng detection: HARDENED (hardnested)         

Valid ISO14443A Tag Found - Quiting Search

step 4------------------------------------       
proxmark3> hf mf chk *1 ? t
--chk keys. sectors:16, block no:  0, key type:?, eml:y, dmp=n checktimeout=471 us         
No key specified, trying default keys         
chk default key[ 0] ffffffffffff         
chk default key[ 1] 000000000000         
chk default key[ 2] a0a1a2a3a4a5         
chk default key[ 3] b0b1b2b3b4b5         
chk default key[ 4] aabbccddeeff         
chk default key[ 5] 1a2b3c4d5e6f         
chk default key[ 6] 123456789abc         
chk default key[ 7] 010203040506         
chk default key[ 8] 123456abcdef         
chk default key[ 9] abcdef123456         
chk default key[10] 4d3a99c351dd         
chk default key[11] 1a982c7e459a         
chk default key[12] d3f7d3f7d3f7         
chk default key[13] 714c5c886e97         
chk default key[14] 587ee5f9350f         
chk default key[15] a0478cc39091         
chk default key[16] 533cb6c723f6         
chk default key[17] 8fd0a4f256e9         

To cancel this operation press the button on the proxmark...         
--o         
|---|----------------|----------------|         
|sec|key A           |key B           |         
|---|----------------|----------------|         
|000|  000000000000  |        ?       |         
|001|  000000000000  |        ?       |         
|002|  000000000000  |        ?       |         
|003|  000000000000  |        ?       |         
|004|  000000000000  |        ?       |         
|005|  000000000000  |        ?       |         
|006|        ?       |        ?       |         
|007|        ?       |        ?       |         
|008|        ?       |        ?       |         
|009|        ?       |        ?       |         
|010|        ?       |        ?       |         
|011|        ?       |        ?       |         
|012|        ?       |        ?       |         
|013|        ?       |        ?       |         
|014|        ?       |        ?       |         
|015|        ?       |        ?       |         
|---|----------------|----------------|         
6 keys(s) found have been transferred to the emulator memory         

step 5--------------------------------         
proxmark3> hf mf nested 1 0 A 000000000000 d
Can't authenticate to block:  0 key type:A key:00 00 00 00 00 00           
proxmark3>

what i know, i have to figure out in which 'block' are the valid keys but i dont know with which command i can figure it out and after i have to create a 'dump' file by 'nested' command.

can you help me for the further steps ?

Thank you

iceman

Administrator

Registered: 2013-04-25

Posts: 9,538

Website

Re: Can't authenticate to block

Welcome and I suggest you read http://www.proxmark.org/forum/viewtopic.php?id=1125 as an introduction.

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