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Thread: Could this be a bad sign ?

  1. #1
    Join Date
    Mar 2012
    Beans
    35

    Could this be a bad sign ?

    My Ubuntu 10.04LTS Server has a nearly continuous stream of outgoing attempts to contact IP Addresses belonging to Proxy servers. For example...

    HideSmart.com
    ByPass.ohbah.com
    ProxyWorld.com
    ProxyStealth.com
    MyPrivatgeProxy.com
    ShieldProxy.com
    CheapPrivateProxy.com
    and many, many others

    The port is 123 (NTP).

    I have the NTP service disabled. (Actually, it's not installed) so should it still be generating outgoing NTP traffic at all ?

    My guess is that a database or web pages(s) have been compromised and something is generating this traffic. But at this point that's just a guess.

    Is there something Ubuntu does (such as checks for updates that this could be related to or is this behavior suspicious?

    Finally, if this is not normal, how would I best go about tracking down the offending code or database ?

    thx
    Last edited by starz677; March 13th, 2012 at 06:58 PM.

  2. #2
    Join Date
    Sep 2011
    Beans
    1,531

    Re: Could this be a bad sign ?

    I don't know if that's normal. But you can start checking by looking at the logs. I have found the "Did I Just Get Owned" wiki to be helpful,

    https://wiki.ubuntu.com/BasicSecurity/DidIJustGetOwned

  3. #3
    Join Date
    Mar 2012
    Beans
    35

    Re: Could this be a bad sign ?

    Thank you Ms. Daisy

    I need to figure out how to watch to see what process or web page ig generating those outbounds

  4. #4
    Join Date
    May 2009
    Location
    USA
    Beans
    Hidden!
    Distro
    Ubuntu 12.04 Precise Pangolin

    Re: Could this be a bad sign ?

    Quote Originally Posted by starz677 View Post
    Thank you Ms. Daisy

    I need to figure out how to watch to see what process or web page ig generating those outbounds
    If you have physical access or SSH to your machine, and keep the below command running in a separate terminal window.
    Code:
    tail -f /var/log/auth.log
    You can also investigate all the logs in
    Code:
    /var/log
    Last edited by youngunix; March 14th, 2012 at 06:33 AM.

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