2009-10-19 04:58:50 +00:00
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##
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2017-07-24 13:26:21 +00:00
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# This module requires Metasploit: https://metasploit.com/download
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2013-10-15 18:50:46 +00:00
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# Current source: https://github.com/rapid7/metasploit-framework
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2009-10-19 04:58:50 +00:00
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##
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2015-11-05 10:09:54 +00:00
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require 'net/dns/resolver'
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2009-10-19 04:58:50 +00:00
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2016-03-08 13:02:44 +00:00
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class MetasploitModule < Msf::Auxiliary
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2013-08-30 21:28:54 +00:00
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include Msf::Auxiliary::Report
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2010-05-03 17:13:09 +00:00
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2013-08-30 21:28:54 +00:00
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def initialize(info = {})
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super(update_info(info,
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2015-11-05 10:09:54 +00:00
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'Name' => 'DNS Record Scanner and Enumerator',
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2015-12-29 11:43:52 +00:00
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'Description' => %q(
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2013-08-30 21:28:54 +00:00
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This module can be used to gather information about a domain from a
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given DNS server by performing various DNS queries such as zone
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2017-07-19 09:39:58 +00:00
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transfers, reverse lookups, SRV record brute forcing, and other techniques.
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2015-12-29 11:43:52 +00:00
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),
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2015-11-05 10:09:54 +00:00
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'Author' => [
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'Carlos Perez <carlos_perez[at]darkoperator.com>',
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'Nixawk'
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],
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2015-11-05 23:45:29 +00:00
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'License' => MSF_LICENSE,
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'References' => [
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['CVE', '1999-0532'],
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2016-07-15 17:00:31 +00:00
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['OSVDB', '492']
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2015-11-05 23:45:29 +00:00
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]))
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2010-05-03 17:13:09 +00:00
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2013-08-30 21:28:54 +00:00
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register_options(
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[
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2015-11-05 10:09:54 +00:00
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OptString.new('DOMAIN', [true, 'The target domain']),
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2015-12-30 02:07:38 +00:00
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OptBool.new('ENUM_AXFR', [true, 'Initiate a zone transfer against each NS record', true]),
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2015-11-05 10:09:54 +00:00
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OptBool.new('ENUM_BRT', [true, 'Brute force subdomains and hostnames via the supplied wordlist', false]),
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2015-12-30 02:07:38 +00:00
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OptBool.new('ENUM_A', [true, 'Enumerate DNS A record', true]),
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OptBool.new('ENUM_CNAME', [true, 'Enumerate DNS CNAME record', true]),
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OptBool.new('ENUM_MX', [true, 'Enumerate DNS MX record', true]),
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OptBool.new('ENUM_NS', [true, 'Enumerate DNS NS record', true]),
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OptBool.new('ENUM_SOA', [true, 'Enumerate DNS SOA record', true]),
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OptBool.new('ENUM_TXT', [true, 'Enumerate DNS TXT record', true]),
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2013-08-30 21:28:54 +00:00
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OptBool.new('ENUM_RVL', [ true, 'Reverse lookup a range of IP addresses', false]),
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2016-01-28 22:09:09 +00:00
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OptBool.new('ENUM_TLD', [true, 'Perform a TLD expansion by replacing the TLD with the IANA TLD list', false]),
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2015-12-30 02:07:38 +00:00
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OptBool.new('ENUM_SRV', [true, 'Enumerate the most common SRV records', true]),
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2015-11-05 10:09:54 +00:00
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OptBool.new('STOP_WLDCRD', [true, 'Stops bruteforce enumeration if wildcard resolution is detected', false]),
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2015-12-29 11:43:52 +00:00
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OptAddress.new('NS', [false, 'Specify the nameserver to use for queries (default is system DNS)']),
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2013-08-30 21:28:54 +00:00
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OptAddressRange.new('IPRANGE', [false, "The target address range or CIDR identifier"]),
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2015-11-05 10:09:54 +00:00
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OptInt.new('THREADS', [false, 'Threads for ENUM_BRT', 1]),
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OptPath.new('WORDLIST', [false, 'Wordlist of subdomains', ::File.join(Msf::Config.data_directory, 'wordlists', 'namelist.txt')])
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2017-05-03 20:42:21 +00:00
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])
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2010-05-03 17:13:09 +00:00
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2013-08-30 21:28:54 +00:00
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register_advanced_options(
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[
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2015-11-05 10:09:54 +00:00
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OptInt.new('TIMEOUT', [false, 'DNS TIMEOUT', 8]),
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OptInt.new('RETRY', [false, 'Number of times to try to resolve a record if no response is received', 2]),
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OptInt.new('RETRY_INTERVAL', [false, 'Number of seconds to wait before doing a retry', 2]),
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OptBool.new('TCP_DNS', [false, 'Run queries over TCP', false])
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2017-05-03 20:42:21 +00:00
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])
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2013-08-30 21:28:54 +00:00
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end
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2009-11-08 00:16:00 +00:00
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2015-11-05 10:09:54 +00:00
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def run
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domain = datastore['DOMAIN']
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2015-12-29 11:43:52 +00:00
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is_wildcard = dns_wildcard_enabled?(domain)
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2015-11-05 10:09:54 +00:00
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2015-12-30 04:06:54 +00:00
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axfr(domain) if datastore['ENUM_AXFR']
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2015-12-29 11:43:52 +00:00
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get_a(domain) if datastore['ENUM_A']
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get_cname(domain) if datastore['ENUM_CNAME']
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get_ns(domain) if datastore['ENUM_NS']
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get_mx(domain) if datastore['ENUM_MX']
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get_soa(domain) if datastore['ENUM_SOA']
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get_txt(domain) if datastore['ENUM_TXT']
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2015-11-05 10:09:54 +00:00
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get_tld(domain) if datastore['ENUM_TLD']
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get_srv(domain) if datastore['ENUM_SRV']
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2015-12-29 11:43:52 +00:00
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threads = datastore['THREADS']
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dns_reverse(datastore['IPRANGE'], threads) if datastore['ENUM_RVL']
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return unless datastore['ENUM_BRT']
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if is_wildcard
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2016-01-06 15:55:48 +00:00
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dns_bruteforce(domain, threads) unless datastore['STOP_WLDCRD']
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2013-08-30 21:28:54 +00:00
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else
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2015-12-29 11:43:52 +00:00
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dns_bruteforce(domain, threads)
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2013-08-30 21:28:54 +00:00
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end
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2015-04-03 11:29:35 +00:00
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end
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2015-11-05 10:09:54 +00:00
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def dns_query(domain, type)
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begin
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2016-02-19 06:15:06 +00:00
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nameserver = datastore['NS']
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if nameserver.blank?
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dns = Net::DNS::Resolver.new
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else
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dns = Net::DNS::Resolver.new(nameservers: ::Rex::Socket.resolv_to_dotted(nameserver))
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2013-08-30 21:28:54 +00:00
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end
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2015-11-05 10:09:54 +00:00
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dns.use_tcp = datastore['TCP_DNS']
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dns.udp_timeout = datastore['TIMEOUT']
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dns.retry_number = datastore['RETRY']
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dns.retry_interval = datastore['RETRY_INTERVAL']
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dns.query(domain, type)
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2016-01-11 16:48:02 +00:00
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rescue ResolverArgumentError, Errno::ETIMEDOUT, ::NoResponseError, ::Timeout::Error => e
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print_error("Query #{domain} DNS #{type} - exception: #{e}")
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return nil
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2013-08-30 21:28:54 +00:00
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end
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end
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2015-04-03 11:25:18 +00:00
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2015-12-29 11:43:52 +00:00
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def dns_bruteforce(domain, threads)
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wordlist = datastore['WORDLIST']
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2015-11-05 10:09:54 +00:00
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return if wordlist.blank?
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2015-12-29 11:43:52 +00:00
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threads = 1 if threads <= 0
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2015-11-05 10:09:54 +00:00
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2015-12-29 11:43:52 +00:00
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queue = []
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2015-11-05 10:09:54 +00:00
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File.foreach(wordlist) do |line|
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queue << "#{line.chomp}.#{domain}"
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2013-08-30 21:28:54 +00:00
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end
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2015-11-05 10:09:54 +00:00
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records = []
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until queue.empty?
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2015-12-29 11:43:52 +00:00
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t = []
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threads = 1 if threads <= 0
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if queue.length < threads
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# work around issue where threads not created as the queue isn't large enough
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threads = queue.length
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2013-08-30 21:28:54 +00:00
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end
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2015-12-29 11:43:52 +00:00
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begin
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1.upto(threads) do
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2016-04-09 00:39:32 +00:00
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t << framework.threads.spawn("Module(#{refname})", false, queue.shift) do |test_current|
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2015-12-29 11:43:52 +00:00
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Thread.current.kill unless test_current
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2016-04-09 01:35:43 +00:00
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a = get_a(test_current, 'DNS bruteforce records')
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2015-11-05 10:09:54 +00:00
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records |= a if a
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2013-08-30 21:28:54 +00:00
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end
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end
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2016-04-09 00:39:32 +00:00
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t.map(&:join)
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2015-12-29 11:43:52 +00:00
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rescue ::Timeout::Error
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ensure
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t.each { |x| x.kill rescue nil }
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2013-08-30 21:28:54 +00:00
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end
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end
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2015-11-05 10:09:54 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2015-04-03 11:25:18 +00:00
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2015-12-29 11:43:52 +00:00
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def dns_reverse(cidr, threads)
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iplst = []
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ipadd = Rex::Socket::RangeWalker.new(cidr)
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numip = ipadd.num_ips
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while iplst.length < numip
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ipa = ipadd.next_ip
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break unless ipa
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iplst << ipa
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2013-08-30 21:28:54 +00:00
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end
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2010-08-30 01:30:57 +00:00
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2015-12-29 11:43:52 +00:00
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records = []
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while !iplst.nil? && !iplst.empty?
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t = []
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threads = 1 if threads <= 0
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begin
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1.upto(threads) do
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2016-04-09 00:39:32 +00:00
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t << framework.threads.spawn("Module(#{refname})", false, iplst.shift) do |ip_text|
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2015-12-29 11:43:52 +00:00
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next if ip_text.nil?
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a = get_ptr(ip_text)
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records |= a if a
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2013-08-30 21:28:54 +00:00
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end
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end
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2016-04-09 00:39:32 +00:00
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t.map(&:join)
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2015-12-29 11:43:52 +00:00
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rescue ::Timeout::Error
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ensure
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t.each { |x| x.kill rescue nil }
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2013-08-30 21:28:54 +00:00
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end
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end
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2015-12-29 11:43:52 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2010-05-03 17:13:09 +00:00
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2015-12-29 11:43:52 +00:00
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def dns_wildcard_enabled?(domain)
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2016-04-09 01:35:43 +00:00
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records = get_a("#{Rex::Text.rand_text_alpha(16)}.#{domain}", 'DNS wildcard records')
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2015-11-05 10:09:54 +00:00
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if records.blank?
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false
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else
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2015-12-29 11:43:52 +00:00
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print_warning('dns wildcard is enable OR fake dns server')
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2015-11-05 10:09:54 +00:00
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true
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2013-08-30 21:28:54 +00:00
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end
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2015-11-05 10:09:54 +00:00
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end
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2010-08-30 01:30:57 +00:00
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2015-12-29 11:43:52 +00:00
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def get_ptr(ip)
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resp = dns_query(ip, nil)
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return if resp.blank? || resp.answer.blank?
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records = []
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resp.answer.each do |r|
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next unless r.class == Net::DNS::RR::PTR
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2016-04-09 01:00:03 +00:00
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records << r.ptr.to_s
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2016-01-06 15:55:48 +00:00
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print_good("#{ip}: PTR: #{r.ptr} ")
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2013-08-30 21:28:54 +00:00
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end
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2016-01-11 16:48:02 +00:00
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return if records.blank?
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2016-04-09 01:35:43 +00:00
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save_note(ip, 'DNS PTR records', records)
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2015-12-29 11:43:52 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2010-03-15 00:37:26 +00:00
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2016-04-09 01:35:43 +00:00
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def get_a(domain, type='DNS A records')
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2015-11-05 10:09:54 +00:00
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resp = dns_query(domain, 'A')
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return if resp.blank? || resp.answer.blank?
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2010-03-15 00:37:26 +00:00
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2015-11-05 10:09:54 +00:00
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records = []
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resp.answer.each do |r|
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next unless r.class == Net::DNS::RR::A
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2016-04-09 01:00:03 +00:00
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records << r.address.to_s
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2016-02-04 17:12:36 +00:00
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print_good("#{domain} A: #{r.address} ") if datastore['ENUM_BRT']
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2015-11-05 10:09:54 +00:00
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end
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2016-01-11 16:48:02 +00:00
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return if records.blank?
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2016-02-25 13:14:40 +00:00
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save_note(domain, type, records)
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2015-11-05 10:09:54 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2009-10-19 04:58:50 +00:00
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2015-11-05 10:09:54 +00:00
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def get_cname(domain)
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2016-02-04 17:18:26 +00:00
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print_status("querying DNS CNAME records for #{domain}")
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2015-11-05 10:09:54 +00:00
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resp = dns_query(domain, 'CNAME')
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return if resp.blank? || resp.answer.blank?
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records = []
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resp.answer.each do |r|
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next unless r.class == Net::DNS::RR::CNAME
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2016-04-09 01:00:03 +00:00
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records << r.cname.to_s
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2016-02-04 17:12:36 +00:00
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print_good("#{domain} CNAME: #{r.cname}")
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2013-08-30 21:28:54 +00:00
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end
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2016-01-11 16:48:02 +00:00
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return if records.blank?
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2016-04-09 01:35:43 +00:00
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save_note(domain, 'DNS CNAME records', records)
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2015-11-05 10:09:54 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2010-05-03 17:13:09 +00:00
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2015-11-05 10:09:54 +00:00
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def get_ns(domain)
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2016-02-04 17:18:26 +00:00
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print_status("querying DNS NS records for #{domain}")
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2015-11-05 10:09:54 +00:00
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resp = dns_query(domain, 'NS')
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return if resp.blank? || resp.answer.blank?
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2010-08-30 01:30:57 +00:00
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2015-11-05 10:09:54 +00:00
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records = []
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resp.answer.each do |r|
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next unless r.class == Net::DNS::RR::NS
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2016-04-09 01:00:03 +00:00
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records << r.nsdname.to_s
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2016-01-28 22:08:20 +00:00
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print_good("#{domain} NS: #{r.nsdname}")
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2013-08-30 21:28:54 +00:00
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end
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2016-01-11 16:48:02 +00:00
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return if records.blank?
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2016-04-09 01:35:43 +00:00
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save_note(domain, 'DNS NS records', records)
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2015-11-05 10:09:54 +00:00
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records
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2013-08-30 21:28:54 +00:00
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end
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2015-04-03 11:25:18 +00:00
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2015-11-05 10:09:54 +00:00
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def get_mx(domain)
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2016-02-04 17:18:26 +00:00
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print_status("querying DNS MX records for #{domain}")
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2016-01-06 16:25:28 +00:00
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begin
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resp = dns_query(domain, 'MX')
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return if resp.blank? || resp.answer.blank?
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records = []
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resp.answer.each do |r|
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next unless r.class == Net::DNS::RR::MX
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2016-04-09 01:00:03 +00:00
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records << r.exchange.to_s
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2016-02-04 17:12:36 +00:00
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|
|
print_good("#{domain} MX: #{r.exchange}")
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2016-01-06 16:54:03 +00:00
|
|
|
rescue SocketError => e
|
|
|
|
print_error("Query #{domain} DNS MX - exception: #{e}")
|
|
|
|
ensure
|
2016-01-11 16:48:02 +00:00
|
|
|
return if records.blank?
|
2016-04-09 01:35:43 +00:00
|
|
|
save_note(domain, 'DNS MX records', records)
|
2016-01-06 16:25:28 +00:00
|
|
|
records
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
|
|
|
end
|
2009-10-19 04:58:50 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
def get_soa(domain)
|
2016-02-04 17:18:26 +00:00
|
|
|
print_status("querying DNS SOA records for #{domain}")
|
2015-11-05 10:09:54 +00:00
|
|
|
resp = dns_query(domain, 'SOA')
|
|
|
|
return if resp.blank? || resp.answer.blank?
|
|
|
|
|
|
|
|
records = []
|
|
|
|
resp.answer.each do |r|
|
|
|
|
next unless r.class == Net::DNS::RR::SOA
|
2016-04-09 01:00:03 +00:00
|
|
|
records << r.mname.to_s
|
2016-02-04 17:12:36 +00:00
|
|
|
print_good("#{domain} SOA: #{r.mname}")
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2016-01-11 16:48:02 +00:00
|
|
|
return if records.blank?
|
2016-04-09 01:35:43 +00:00
|
|
|
save_note(domain, 'DNS SOA records', records)
|
2015-11-05 10:09:54 +00:00
|
|
|
records
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2015-06-06 18:48:52 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
def get_txt(domain)
|
2016-02-04 17:18:26 +00:00
|
|
|
print_status("querying DNS TXT records for #{domain}")
|
2015-11-05 10:09:54 +00:00
|
|
|
resp = dns_query(domain, 'TXT')
|
|
|
|
return if resp.blank? || resp.answer.blank?
|
2009-11-11 14:14:55 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
records = []
|
|
|
|
resp.answer.each do |r|
|
|
|
|
next unless r.class == Net::DNS::RR::TXT
|
2016-04-09 01:00:03 +00:00
|
|
|
records << r.txt.to_s
|
2016-02-04 17:12:36 +00:00
|
|
|
print_good("#{domain} TXT: #{r.txt}")
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2016-01-11 16:48:02 +00:00
|
|
|
return if records.blank?
|
2016-04-09 01:35:43 +00:00
|
|
|
save_note(domain, 'DNS TXT records', records)
|
2015-11-05 10:09:54 +00:00
|
|
|
records
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2009-10-19 04:58:50 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
def get_tld(domain)
|
2016-01-06 16:25:28 +00:00
|
|
|
begin
|
2016-01-16 03:21:16 +00:00
|
|
|
print_status("querying DNS TLD records for #{domain}")
|
2016-01-06 16:25:28 +00:00
|
|
|
domain_ = domain.split('.')
|
|
|
|
domain_.pop
|
|
|
|
domain_ = domain_.join('.')
|
2009-11-08 00:16:00 +00:00
|
|
|
|
2016-01-06 16:25:28 +00:00
|
|
|
tlds = [
|
|
|
|
'com', 'org', 'net', 'edu', 'mil', 'gov', 'uk', 'af', 'al', 'dz',
|
|
|
|
'as', 'ad', 'ao', 'ai', 'aq', 'ag', 'ar', 'am', 'aw', 'ac', 'au',
|
|
|
|
'at', 'az', 'bs', 'bh', 'bd', 'bb', 'by', 'be', 'bz', 'bj', 'bm',
|
|
|
|
'bt', 'bo', 'ba', 'bw', 'bv', 'br', 'io', 'bn', 'bg', 'bf', 'bi',
|
|
|
|
'kh', 'cm', 'ca', 'cv', 'ky', 'cf', 'td', 'cl', 'cn', 'cx', 'cc',
|
|
|
|
'co', 'km', 'cd', 'cg', 'ck', 'cr', 'ci', 'hr', 'cu', 'cy', 'cz',
|
|
|
|
'dk', 'dj', 'dm', 'do', 'tp', 'ec', 'eg', 'sv', 'gq', 'er', 'ee',
|
|
|
|
'et', 'fk', 'fo', 'fj', 'fi', 'fr', 'gf', 'pf', 'tf', 'ga', 'gm',
|
|
|
|
'ge', 'de', 'gh', 'gi', 'gr', 'gl', 'gd', 'gp', 'gu', 'gt', 'gg',
|
|
|
|
'gn', 'gw', 'gy', 'ht', 'hm', 'va', 'hn', 'hk', 'hu', 'is', 'in',
|
|
|
|
'id', 'ir', 'iq', 'ie', 'im', 'il', 'it', 'jm', 'jp', 'je', 'jo',
|
|
|
|
'kz', 'ke', 'ki', 'kp', 'kr', 'kw', 'kg', 'la', 'lv', 'lb', 'ls',
|
|
|
|
'lr', 'ly', 'li', 'lt', 'lu', 'mo', 'mk', 'mg', 'mw', 'my', 'mv',
|
|
|
|
'ml', 'mt', 'mh', 'mq', 'mr', 'mu', 'yt', 'mx', 'fm', 'md', 'mc',
|
|
|
|
'mn', 'ms', 'ma', 'mz', 'mm', 'na', 'nr', 'np', 'nl', 'an', 'nc',
|
|
|
|
'nz', 'ni', 'ne', 'ng', 'nu', 'nf', 'mp', 'no', 'om', 'pk', 'pw',
|
|
|
|
'pa', 'pg', 'py', 'pe', 'ph', 'pn', 'pl', 'pt', 'pr', 'qa', 're',
|
|
|
|
'ro', 'ru', 'rw', 'kn', 'lc', 'vc', 'ws', 'sm', 'st', 'sa', 'sn',
|
|
|
|
'sc', 'sl', 'sg', 'sk', 'si', 'sb', 'so', 'za', 'gz', 'es', 'lk',
|
|
|
|
'sh', 'pm', 'sd', 'sr', 'sj', 'sz', 'se', 'ch', 'sy', 'tw', 'tj',
|
|
|
|
'tz', 'th', 'tg', 'tk', 'to', 'tt', 'tn', 'tr', 'tm', 'tc', 'tv',
|
|
|
|
'ug', 'ua', 'ae', 'gb', 'us', 'um', 'uy', 'uz', 'vu', 've', 'vn',
|
|
|
|
'vg', 'vi', 'wf', 'eh', 'ye', 'yu', 'za', 'zr', 'zm', 'zw', 'int',
|
|
|
|
'gs', 'info', 'biz', 'su', 'name', 'coop', 'aero']
|
2009-11-08 00:16:00 +00:00
|
|
|
|
2016-01-06 16:25:28 +00:00
|
|
|
records = []
|
|
|
|
tlds.each do |tld|
|
2016-04-09 01:35:43 +00:00
|
|
|
tldr = get_a("#{domain_}.#{tld}", 'DNS TLD records')
|
2016-01-06 16:25:28 +00:00
|
|
|
next if tldr.blank?
|
|
|
|
records |= tldr
|
|
|
|
print_good("#{domain_}.#{tld}: TLD: #{tldr.join(',')}")
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2016-01-06 16:54:03 +00:00
|
|
|
rescue ArgumentError => e
|
|
|
|
print_error("Query #{domain} DNS TLD - exception: #{e}")
|
|
|
|
ensure
|
2016-01-11 16:48:02 +00:00
|
|
|
return if records.blank?
|
2016-01-06 16:25:28 +00:00
|
|
|
records
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
|
|
|
end
|
2010-05-03 17:13:09 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
def get_srv(domain)
|
2016-01-16 03:21:16 +00:00
|
|
|
print_status("querying DNS SRV records for #{domain}")
|
2016-02-03 21:07:20 +00:00
|
|
|
srv_protos = %w(tcp udp tls)
|
2016-04-09 00:39:32 +00:00
|
|
|
srv_record_types = %w(
|
|
|
|
gc kerberos ldap test sips sip aix finger ftp http
|
2016-02-19 05:41:09 +00:00
|
|
|
nntp telnet whois h323cs h323be h323ls sipinternal sipinternaltls
|
2016-02-03 21:07:20 +00:00
|
|
|
sipfederationtls jabber jabber-client jabber-server xmpp-server xmpp-client
|
|
|
|
imap certificates crls pgpkeys pgprevokations cmp svcp crl oscp pkixrep
|
|
|
|
smtp hkp hkps)
|
|
|
|
|
2016-02-04 17:08:21 +00:00
|
|
|
srv_records_data = []
|
2016-02-03 21:07:20 +00:00
|
|
|
srv_record_types.each do |srv_record_type|
|
|
|
|
srv_protos.each do |srv_proto|
|
|
|
|
srv_record = "_#{srv_record_type}._#{srv_proto}.#{domain}"
|
|
|
|
resp = dns_query(srv_record, Net::DNS::SRV)
|
|
|
|
next if resp.blank? || resp.answer.blank?
|
2016-02-04 17:08:21 +00:00
|
|
|
srv_record_data = []
|
2016-02-03 21:07:20 +00:00
|
|
|
resp.answer.each do |r|
|
|
|
|
next if r.type == Net::DNS::RR::CNAME
|
|
|
|
host = r.host.gsub(/\.$/, '')
|
2016-02-04 17:08:21 +00:00
|
|
|
data = {
|
|
|
|
host: host,
|
|
|
|
port: r.port,
|
|
|
|
priority: r.priority
|
|
|
|
}
|
2016-02-03 21:07:20 +00:00
|
|
|
print_good("#{srv_record} SRV: #{data}")
|
2016-02-04 17:08:21 +00:00
|
|
|
srv_record_data << data
|
2016-02-03 21:07:20 +00:00
|
|
|
end
|
2016-02-04 17:08:21 +00:00
|
|
|
srv_records_data << {
|
2016-04-09 00:39:32 +00:00
|
|
|
srv_record => srv_record_data
|
2016-02-04 17:08:21 +00:00
|
|
|
}
|
2015-11-05 10:09:54 +00:00
|
|
|
report_note(
|
2016-02-03 21:07:20 +00:00
|
|
|
type: srv_record,
|
2016-02-04 17:08:21 +00:00
|
|
|
data: srv_record_data
|
2016-02-03 21:07:20 +00:00
|
|
|
)
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
|
|
|
end
|
2016-02-04 17:08:21 +00:00
|
|
|
return if srv_records_data.empty?
|
2015-11-05 10:09:54 +00:00
|
|
|
end
|
2009-11-08 00:16:00 +00:00
|
|
|
|
2015-11-05 10:09:54 +00:00
|
|
|
def axfr(domain)
|
|
|
|
nameservers = get_ns(domain)
|
|
|
|
return if nameservers.blank?
|
|
|
|
records = []
|
|
|
|
nameservers.each do |nameserver|
|
2016-02-19 06:15:06 +00:00
|
|
|
next if nameserver.blank?
|
2016-02-04 17:18:26 +00:00
|
|
|
print_status("Attempting DNS AXFR for #{domain} from #{nameserver}")
|
2015-11-05 10:09:54 +00:00
|
|
|
dns = Net::DNS::Resolver.new
|
|
|
|
dns.use_tcp = datastore['TCP_DNS']
|
|
|
|
dns.udp_timeout = datastore['TIMEOUT']
|
|
|
|
dns.retry_number = datastore['RETRY']
|
|
|
|
dns.retry_interval = datastore['RETRY_INTERVAL']
|
2009-11-08 00:16:00 +00:00
|
|
|
|
2016-02-19 06:15:06 +00:00
|
|
|
ns_a_records = []
|
|
|
|
# try to get A record for nameserver from target NS, which may fail
|
2016-04-09 01:35:43 +00:00
|
|
|
target_ns_a = get_a(nameserver, 'DNS AXFR records')
|
2016-02-19 06:15:06 +00:00
|
|
|
ns_a_records |= target_ns_a if target_ns_a
|
|
|
|
ns_a_records << ::Rex::Socket.resolv_to_dotted(nameserver)
|
|
|
|
begin
|
|
|
|
dns.nameservers -= dns.nameservers
|
|
|
|
dns.nameservers = ns_a_records
|
|
|
|
zone = dns.axfr(domain)
|
|
|
|
rescue ResolverArgumentError, Errno::ECONNREFUSED, Errno::ETIMEDOUT, ::NoResponseError, ::Timeout::Error => e
|
|
|
|
print_error("Query #{domain} DNS AXFR - exception: #{e}")
|
2015-11-05 10:09:54 +00:00
|
|
|
end
|
2016-02-19 06:15:06 +00:00
|
|
|
next if zone.blank?
|
2016-04-09 00:39:32 +00:00
|
|
|
records << zone
|
2016-02-19 06:15:06 +00:00
|
|
|
print_good("#{domain} Zone Transfer: #{zone}")
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2016-01-11 16:48:02 +00:00
|
|
|
return if records.blank?
|
2016-04-09 01:35:43 +00:00
|
|
|
save_note(domain, 'DNS AXFR recods', records)
|
2015-11-05 10:09:54 +00:00
|
|
|
records
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2009-11-08 00:16:00 +00:00
|
|
|
|
2016-02-25 13:14:40 +00:00
|
|
|
def save_note(target, type, records)
|
2016-04-09 00:39:32 +00:00
|
|
|
data = { 'target' => target, 'records' => records }
|
|
|
|
report_note(host: target, sname: 'dns', type: type, data: data, update: :unique_data)
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2009-10-19 04:58:50 +00:00
|
|
|
end
|