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Thread: Cheese Webcam Booth - backdoor Trojan?

  1. #1
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    Cheese Webcam Booth - backdoor Trojan?

    The weirdest thing just happened to me.....(or else I am going crazy - possible but not very probabale). I have two ID's on my PC. One for work and one for home. The home one is the master ID. I was using the work ID taking some mug shots using Cheese Webcam Booth...when, all of a sudden, a voice (in a foreign accent...like a French accent) said laughingly " I am watching"....I must say it frightened the Bejasus out of me. I am on a wireless LAN and there is only one other PC on the LAN and that runs my weather station....

    What is going on?

    How do I check my logs to see if an intrusion has occured?
    Ubuntu is computer speak for defenestration

  2. #2
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    Re: Cheese Webcam Booth - backdoor Trojan?

    First of all the question is if your WIFI is secured.
    Second you might want to check open connections using:
    Code:
    netstat -a
    Third you will want to configure iptables to only allow ports you need.

    If someone got access to your machine through SSH you can check the auth.log like so:
    Code:
    sudo cat /var/log/auth.log |grep ssh
    This will show all SSH connection (attempts).

    It is a bit scary though, I agree!

  3. #3
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    Re: Cheese Webcam Booth - backdoor Trojan?

    oh come on, could it be that you're watching some flash based movies, that may have coincidentally utter the words "I am watching"?

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    Re: Cheese Webcam Booth - backdoor Trojan?

    Quote Originally Posted by loell View Post
    oh come on, could it be that you're watching some flash based movies, that may have coincidentally utter the words "I am watching"?
    Entirely possible...except that my browser was not running at the time....so, curiouser and curiouser..
    Ubuntu is computer speak for defenestration

  5. #5
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    Re: Cheese Webcam Booth - backdoor Trojan?

    Quote Originally Posted by snek View Post
    First of all the question is if your WIFI is secured.
    Second you might want to check open connections using:
    Code:
    netstat -a
    I live in a remote area, so while theoretically my wireless could have been hacked, it is not likely. The output of netstat -a is very long and, I am unhappy to say, makes little sense to me.
    Ubuntu is computer speak for defenestration

  6. #6
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    Re: Cheese Webcam Booth - backdoor Trojan?

    Quote Originally Posted by snek View Post

    Code:
    sudo cat /var/log/auth.log |grep ssh
    This will show all SSH connection (attempts).!
    :~$ sudo cat /var/log/auth.log |grep ssh
    {sudo] password forxxxj:
    :~$ sudo cat /var/log/auth.log |grep ssh
    :~$
    Ubuntu is computer speak for defenestration

  7. #7
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    Re: Cheese Webcam Booth - backdoor Trojan?

    How do I configure iptables to only configure ports that I need...how do I know what ports I need?
    Ubuntu is computer speak for defenestration

  8. #8
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    Talking Re: Cheese Webcam Booth - backdoor Trojan?

    I would recommend reading this first (about intrusion detection):

    http://ubuntuforums.org/showthread.p...es#post5787017

    and this ...

    https://help.ubuntu.com/community/IptablesHowTo

    Both very useful. Good luck!
    Ubuntu on PC; Ubuntu on iMac; Ubuntu everywhere

  9. #9
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    Re: Cheese Webcam Booth - backdoor Trojan?

    Quote Originally Posted by canadiandude007 View Post
    I would recommend reading this first (about intrusion detection):

    http://ubuntuforums.org/showthread.p...es#post5787017

    and this ...

    https://help.ubuntu.com/community/IptablesHowTo

    Both very useful. Good luck!
    Thanks for that...the first link seems really complicated...not sure I am up to that....I should be able to crack the Iptables....but is there any traces in the logs where the intruder entered and how they entered?
    Ubuntu is computer speak for defenestration

  10. #10
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    Re: Cheese Webcam Booth - backdoor Trojan?

    Quote Originally Posted by dunbrokin View Post
    I live in a remote area, so while theoretically my wireless could have been hacked, it is not likely. The output of netstat -a is very long and, I am unhappy to say, makes little sense to me.
    You can put it all into a text file and attach the file for review. Run the following command, then check for netstat.txt on the Desktop.

    netstat -a > ~/Desktop/netstat.txt

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