50 lines
1.7 KiB
Ruby
50 lines
1.7 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Post
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include Msf::Post::Hardware::Automotive::UDS
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def initialize(info = {})
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super(
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update_info(
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info,
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'Name' => 'Scan CAN Bus for Diagnostic Modules',
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'Description' => %q{ Post Module to scan the CAN bus for any modules that can respond to UDS DSC queries},
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'License' => MSF_LICENSE,
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'Author' => ['Craig Smith'],
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'Platform' => ['hardware'],
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'SessionTypes' => ['hwbridge']
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)
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)
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register_options([
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OptInt.new('STARTID', [true, 'Start scan from this ID', 0x600]),
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OptInt.new('ENDID', [true, 'End scan at this ID', 0x7F7]),
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OptString.new('CANBUS', [false, 'CAN Bus to perform scan on, defaults to connected bus', nil])
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])
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@found_id = []
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end
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def run
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scanned_ids = 0
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print_line('Starting scan...')
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(datastore['STARTID']..datastore['ENDID']).each do |id|
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res = set_dsc(datastore['CANBUS'], id, id + 8, 1)
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scanned_ids += 1
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next if res.nil?
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next unless res.key? 'Packets'
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next unless res['Packets'].empty?
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if (res['Packets'][0].key? 'DATA') && res['Packets'][0]['DATA'].size > 3 && (res['Packets'][0]['DATA'][0].hex == 3 && res['Packets'][0]['DATA'][1].hex == 0x7f && res['Packets'][0]['DATA'][2].hex == 0x10)
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print_status("Identified module #{'%3x' % id}")
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@found_id << id
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end
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end
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print_line("Scanned #{scanned_ids} IDs and found #{@found_id.size} modules that responded")
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@found_id.each do |id|
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print_line(" #{'%3x' % id}")
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end
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end
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end
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