117 lines
3.3 KiB
Ruby
117 lines
3.3 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::Tcp
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'TCP Port Scanner',
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'Description' => %q{
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Enumerate open TCP services by performing a full TCP connect on each port.
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This does not need administrative privileges on the source machine, which
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may be useful if pivoting.
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},
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'Author' => [ 'hdm', 'kris katterjohn' ],
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'License' => MSF_LICENSE
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)
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register_options(
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[
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OptString.new('PORTS', [true, "Ports to scan (e.g. 22-25,80,110-900)", "1-10000"]),
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OptInt.new('TIMEOUT', [true, "The socket connect timeout in milliseconds", 1000]),
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OptInt.new('CONCURRENCY', [true, "The number of concurrent ports to check per host", 10]),
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OptInt.new('DELAY', [true, "The delay between connections, per thread, in milliseconds", 0]),
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OptInt.new('JITTER', [true, "The delay jitter factor (maximum value by which to +/- DELAY) in milliseconds.", 0]),
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], self.class)
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deregister_options('RPORT')
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end
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def run_host(ip)
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timeout = datastore['TIMEOUT'].to_i
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ports = Rex::Socket.portspec_crack(datastore['PORTS'])
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if ports.empty?
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raise Msf::OptionValidateError.new(['PORTS'])
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end
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jitter_value = datastore['JITTER'].to_i
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if jitter_value < 0
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raise Msf::OptionValidateError.new(['JITTER'])
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end
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delay_value = datastore['DELAY'].to_i
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if delay_value < 0
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raise Msf::OptionValidateError.new(['DELAY'])
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end
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while(ports.length > 0)
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t = []
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r = []
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begin
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1.upto(datastore['CONCURRENCY']) do
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this_port = ports.shift
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break if not this_port
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t << framework.threads.spawn("Module(#{self.refname})-#{ip}:#{this_port}", false, this_port) do |port|
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begin
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# Add the delay based on JITTER and DELAY if needs be
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add_delay_jitter(delay_value,jitter_value)
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# Actually perform the TCP connection
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s = connect(false,
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{
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'RPORT' => port,
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'RHOST' => ip,
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'ConnectTimeout' => (timeout / 1000.0)
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}
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)
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if s
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print_status("#{ip}:#{port} - TCP OPEN")
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r << [ip,port,"open"]
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end
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rescue ::Rex::ConnectionRefused
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vprint_status("#{ip}:#{port} - TCP closed")
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r << [ip,port,"closed"]
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rescue ::Rex::ConnectionError, ::IOError, ::Timeout::Error
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rescue ::Rex::Post::Meterpreter::RequestError
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rescue ::Interrupt
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raise $!
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rescue ::Exception => e
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print_error("#{ip}:#{port} exception #{e.class} #{e} #{e.backtrace}")
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ensure
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if s
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disconnect(s) rescue nil
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end
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end
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end
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end
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t.each {|x| x.join }
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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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end
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r.each do |res|
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report_service(:host => res[0], :port => res[1], :state => res[2])
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end
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end
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end
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end
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