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https://github.com/RfidResearchGroup/proxmark3.git
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change scripts/ to luascripts/
This commit is contained in:
Philippe Teuwen
parent
fb00690957
commit
a8ee33baf4
47 changed files with 8 additions and 8 deletions
289
client/luascripts/tnp3dump.lua
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289
client/luascripts/tnp3dump.lua
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local cmds = require('commands')
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local getopt = require('getopt')
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local bin = require('bin')
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local lib14a = require('read14a')
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local utils = require('utils')
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local md5 = require('md5')
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local dumplib = require('html_dumplib')
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local toys = require('default_toys')
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copyright = ''
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author = 'Iceman'
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version = 'v1.0.1'
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desc =[[
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This script will try to dump the contents of a Mifare TNP3xxx card.
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It will need a valid KeyA in order to find the other keys and decode the card.
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]]
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example = [[
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script run tnp3dump
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script run tnp3dump -n
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script run tnp3dump -p
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script run tnp3dump -k aabbccddeeff
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script run tnp3dump -k aabbccddeeff -n
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script run tnp3dump -o myfile
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script run tnp3dump -n -o myfile
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script run tnp3dump -p -o myfile
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script run tnp3dump -k aabbccddeeff -n -o myfile
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]]
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usage = [[
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script run tnp3dump -k <key> -n -p -o <filename>
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Arguments:
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-h : this help
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-k <key> : Sector 0 Key A.
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-n : Use the nested cmd to find all keys
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-p : Use the precalc to find all keys
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-o : filename for the saved dumps
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]]
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local PM3_SUCCESS = 0
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local RANDOM = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20'
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local DEBUG = false -- the debug flag
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local numBlocks = 64
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local numSectors = 16
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---
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-- A debug printout-function
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local function dbg(args)
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if not DEBUG then return end
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if type(args) == 'table' then
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local i = 1
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while result[i] do
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dbg(result[i])
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i = i+1
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end
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else
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print('###', args)
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end
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end
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---
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-- This is only meant to be used when errors occur
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local function oops(err)
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print('ERROR:', err)
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core.clearCommandBuffer()
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return nil, err
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end
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---
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-- Usage help
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local function help()
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print(copyright)
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print(author)
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print(version)
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print(desc)
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print('Example usage')
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print(example)
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print(usage)
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end
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--
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-- Exit message
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local function ExitMsg(msg)
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print( string.rep('--',20) )
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print( string.rep('--',20) )
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print(msg)
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print()
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end
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local function readdumpkeys(infile)
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t = infile:read("*all")
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len = string.len(t)
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local len,hex = bin.unpack(("H%d"):format(len),t)
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return hex
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end
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local function getblockdata(response)
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if not response then
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return nil, 'No response from device'
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end
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if response.Status == PM3_SUCCESS then
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return response.Data
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else
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return nil, "Couldn't read block.. ["..response.Status.."]"
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end
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end
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local function main(args)
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print( string.rep('--',20) )
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print( string.rep('--',20) )
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local keyA, cmd, err
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local useNested = false
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local usePreCalc = false
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local cmdReadBlockString = 'hf mf rdbl %d A %s'
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local input = "dumpkeys.bin"
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local outputTemplate = os.date("toydump_%Y-%m-%d_%H%M%S");
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-- Arguments for the script
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for o, a in getopt.getopt(args, 'hk:npo:') do
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if o == "h" then return help() end
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if o == "k" then keyA = a end
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if o == "n" then useNested = true end
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if o == "p" then usePreCalc = true end
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if o == "o" then outputTemplate = a end
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end
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-- validate input args.
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keyA = keyA or '4b0b20107ccb'
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if #(keyA) ~= 12 then
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return oops( string.format('Wrong length of write key (was %d) expected 12', #keyA))
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end
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-- Turn off Debug
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local cmdSetDbgOff = "hw dbg 0"
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core.console( cmdSetDbgOff)
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utils.Sleep(0.5)
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result, err = lib14a.read(false, true)
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if not result then return oops(err) end
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core.clearCommandBuffer()
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-- Show tag info
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print((' Found tag %s'):format(result.name))
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dbg(('Using keyA : %s'):format(keyA))
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--Trying to find the other keys
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if useNested then
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core.console( ('hf mf nested 1 0 A %s d'):format(keyA) )
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end
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core.clearCommandBuffer()
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local akeys = ''
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if usePreCalc then
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local pre = require('precalc')
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akeys = pre.GetAll(result.uid)
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dbg(akeys)
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else
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print('Loading dumpkeys.bin')
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local hex, err = utils.ReadDumpFile(input)
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if not hex then
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return oops(err)
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end
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akeys = hex:sub(0,12*16)
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end
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local block0, block1
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-- Read block 0
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dbg('Reading block 0')
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local blockno = '00'
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local keytype = '00'
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local data = ('%s%s%s'):format(blockno, keytype, keyA)
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cmd = Command:newNG{cmd = cmds.CMD_HF_MIFARE_READBL, data = data}
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block0, err = getblockdata(cmd:sendNG(false))
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if not block0 then return oops(err) end
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core.clearCommandBuffer()
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-- Read block 1
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dbg('Reading block 1')
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local blockno = '01'
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data = ('%s%s%s'):format(blockno, keytype, keyA)
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cmd = Command:newNG{cmd = cmds.CMD_HF_MIFARE_READBL, data = data}
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block1, err = getblockdata(cmd:sendNG(false))
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if not block1 then return oops(err) end
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core.clearCommandBuffer()
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local tmpHash = block0..block1..'%02x'..RANDOM
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local key
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local pos = 0
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local blockNo
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local blocks = {}
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-- main loop
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io.write('Reading blocks > ')
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for blockNo = 0, numBlocks-1, 1 do
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io.flush()
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if core.kbd_enter_pressed() then
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print("aborted by user")
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break
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end
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core.clearCommandBuffer()
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pos = (math.floor( blockNo / 4 ) * 12)+1
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key = akeys:sub(pos, pos + 11 )
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data = ('%02x%s%s'):format(blockNo, keytype, key)
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cmd = Command:newNG{cmd = cmds.CMD_HF_MIFARE_READBL, data = data}
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local blockdata, err = getblockdata(cmd:sendNG(false))
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if not blockdata then return oops(err) end
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if blockNo%4 ~= 3 then
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if blockNo < 8 then
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-- Block 0-7 not encrypted
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blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,blockdata)
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else
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-- blocks with zero not encrypted.
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if string.find(blockdata, '^0+$') then
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blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,blockdata)
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else
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local baseStr = utils.ConvertHexToAscii(tmpHash:format(blockNo))
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local key = md5.sumhexa(baseStr)
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local aestest = core.aes128_decrypt(key, blockdata)
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local hex = utils.ConvertAsciiToHex(aestest)
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blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,hex)
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io.write(blockNo..',')
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end
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end
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else
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-- Sectorblocks, not encrypted
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blocks[blockNo+1] = ('%02d :: %s%s'):format(blockNo,key,blockdata:sub(13,32))
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end
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end
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io.write('\n')
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core.clearCommandBuffer()
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-- Print results
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local bindata = {}
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local emldata = ''
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for _,s in pairs(blocks) do
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local slice = s:sub(8,#s)
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local str = utils.ConvertHexToAscii(slice)
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emldata = emldata..slice..'\n'
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for c in (str):gmatch('.') do
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bindata[#bindata+1] = c
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end
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end
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print( string.rep('--',20) )
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local uid = block0:sub(1,8)
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local toytype = block1:sub(1,4)
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local cardidLsw = block1:sub(9,16)
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local cardidMsw = block1:sub(16,24)
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local cardid = block1:sub(9,24)
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local subtype = block1:sub(25,28)
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-- Write dump to files
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if not DEBUG then
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local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'-'..uid..'.bin')
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print(("Wrote a BIN dump to: %s"):format(foo))
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local bar = dumplib.SaveAsText(emldata, outputTemplate..'-'..uid..'.eml')
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print(("Wrote a EML dump to: %s"):format(bar))
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end
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print( string.rep('--',20) )
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-- Show info
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local item = toys.Find(toytype, subtype)
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if item then
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print((' ITEM TYPE : %s - %s (%s)'):format(item[6],item[5], item[4]) )
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else
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print((' ITEM TYPE : 0x%s 0x%s'):format(toytype, subtype))
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end
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print( (' UID : 0x%s'):format(uid) )
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print( (' CARDID : 0x%s'):format(cardid ) )
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print( string.rep('--',20) )
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core.clearCommandBuffer()
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end
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main(args)
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