Tuesday, 11 September 2012

Installing And Accessing Backdoor On Backtrack 5


INSTALLING & ACCESSING BACKDOOR 
installing and accessing backdoor

INTRODUCTION 
  • Metasploit has a ability to install a backdoor on remote pc to maintain access after the exploitation . 
  • Through the metsvc module , you can create a persistant backdoor on a remote PC .
THINGS TO REMEMBER 
  • The ' metsvc  ' service require no authentication , it means if anyone find our backdoor they can also access it . 
INSTALLING  BACKDOOR 

HELP COMMAND 
  • Command Used : run metsvc -h 
  • This command will show you the options . 

run metsvc -h

RUN METSVC(Installing Backdoor)
  • To install backdoor use the command .
  • Command Used : run metsvc 
  • In the below image you can see the files are uploading on the remote system . 
  • See the below image for more details - 

run metsvc


HERE IS THE BACKDOOR INSTALLED 
  • In the below image you can see the folder named rNuqIiQCSiN is successfully uploaded in the Temp directory of Remote PC . 
  • See the below image for more details -

uploaded files on windows xp

Inside the Directory 

  • Here you can see the metsrv dll and exe files .
  • See the below image for more details - 

uploaded files on windows xp

RESTART MY WINDOWS XP 
  • After setting the backdoor successfully on the remote system , now I am going to restart remote PC  . 
  • The reason behind the restarting is to check ,wheater the backdoor i have installed will worked or not. 
  • See the below image , it show my remote pc (  Windows xp ) is starting -

windows xp restarting


ACCESSING BACKDOOR 
  • Now time to Accessing the Backdoor that we created . 
  • To access the Remote PC again. We have to use the multi_handler with  Payload .
  • See all the steps below to access the backdoor , that we set before -

Step 1 : Set Multi handler Exploit
  • See the below image for the comamnd - 

multi-handler

Step 2 : Set PAYLOAD
  • See the below image for the command -
set PAYLOAD

Step 3 : Checking all Fields 
  • To checking all the fields , use the show options command . 
  • See the below image for the command .

show options

Step 4 : Set RHOST & LPORT 
  • In this step you have to Set the Remote Host & Local Port .
  • See the below image for more details -

Set rhost and lport

Step 5 : Last Checking 
  • In this step for the last time check it again all the fields .
  • To check we again use the show option again .
  • See the below image for more details - 

show options

Step 6 : Exploit ( FINAL STEP )
  • Now this is the Final Step  , you just have to exploit the target to get the meterpreter session again .
  • Enter the Command : exploit  and hit enter .
  • And finally we get the meterpreter session again . 

exploit

On Windows (Task Manager)
  • On Windows Task Manager , you can see the meterpreter-server.exe process is running on your SYSTEM .
  • See the below image for more details - 

on windows machine

AT THE END 
  • Q. Why we use port 31337  ?
  • A.  Because port is used for all the backdoor services  . So if you use different ports it will not create a meterpreter session when you exploit . 
  • So remember to use the port 31337 .
  • Also  31337 is a hackerz spelling of 'elite', meaning 'elite hackers'.
So this is how we can , Install a backdoor on remote pc  and Access it again on Backtrack 5 
I hope you like this tutorial . Any feedback are warm welcome . 

keep following www.om-sainath.blogspot.com because lots more hacking/penetration Testing  tutorial still to come . 

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