Tuesday, July 15, 2014

Hack WIFI Using Gerix Wifi Cracker

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Gerix WiFi cracker is a Backtrack program to crack WiFi. The main advantage of this program is that it has a graphical user interface. So that even newbies can easily hack a WiFi without the need of any command line knowledge.

Note:- This is for educational and testing purpose only.


Things Required

Lets Start

Power on the Backtrack
Go to Applications => Backtrack => Exploitation Tools => Wireless Exploitation => WLAN Exploitation => Gerix WiFi cracker-ng.
Now the window of Gerix WiFi cracker will open.




Click on configuration.
There you will see your WiFi card name as Wlan0.
Select that and click on Enable/Disable monitor mode (this is to change the adapter to monitor mode )
Now select Mon0.
And click on re-scan networks. So that you can see all the available networks in your range.
Select the wpa/wpa2 network you want to crack.
Go to wpa tab. And click on Start Sniffing and Logging.


Now a terminal window comes up.
Keep the window running.
Click on WPA attacks button at the bottom of the page


Now click on auto load victim client button.
And type 8 in the deauthentication  button (this will disconnect the person who is currently connected to the WiFi, and force him to reconnect to the network. So that we will receive handshake)
Now we will be able to see that, WPA handshake appears at the terminal window that we got at first (the one which we kept without closing)


So, as we have got the handshake, it's time to move on to the cracking section.

You can use Gerix WiFi cracker itself for the purpose of cracking, if you are planning to do a dictionary attack. For that,
Go to crack tab
In there select wpa brute force cracking. And locate your dictionary file and start the cracking.


IF YOU ARE USING WINDOWS
You have to copy the cap file.
You will find the *cap file in /pentest/wireless/gerix-Wi-Fi-cracker

In windows install Elcomsoft Wireless Security Auditor. It comes with a bunch of different options. It is one of the best program for cracking the WiFi password in windows.