Didier Stevens

Monday 1 June 2009

Quickpost: Sending WiFi Beacon Frames with an AirPcap Adapter

Filed under: My Software,Quickpost,WiFi — Didier Stevens @ 10:29

While preparing for my OSWP exam, I came across an unpublished Python program for the AirPcap adapter. I cleaned-it up a bit and here it is: apc-b

This program allows you to send out beacon frames, a very simple way to spoof WiFi access points.

This is the command to generate beacon frames on channel 6 for a couple of ESSIDs listed in file apc-b-2.txt:

20090601-120518

And here is Kismet on my N800 capturing these beacon frames:

kismet-n800


Quickpost info


3 Comments »

  1. what if I would like to send beacon frames on mac os x with airport?
    How would I modify on that case? and on linux?

    Comment by cesarnda — Thursday 19 November 2009 @ 5:39

  2. Airpcap is for Windows only. Linux has wireless NICs that support raw packet injection. Take a look at some source code to see how they do it, for example aircrack-ng.

    Comment by Didier Stevens — Thursday 19 November 2009 @ 21:16

  3. [...] three years ago I released a Python program to send out WiFi beacon frames with an AirPCap adapter. During my last holiday, I took some time to [...]

    Pingback by _nomap, _nomap, _nomap, … « Didier Stevens — Tuesday 19 June 2012 @ 20:51


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