So, who was the naughty person web surfing from a DC?

On Fri, Jan 22, 2010 at 08:20, Cameron Cooper <[email protected]> wrote:
> Sorry… no this was just on their DC.
>
>
>
> _____________________________
>
> Cameron Cooper
>
> System Administrator | CompTIA A+ Certified
>
> Aurico Reports, Inc
>
> Phone: 847-890-4021 | Fax: 847-255-1896
>
> [email protected] | www.aurico.com
>
>
>
> From: Andrew Levicki [mailto:[email protected]]
> Sent: Friday, January 22, 2010 10:10 AM
> To: NT System Admin Issues
> Subject: Re: Website Issue
>
>
>
> On ALL the client computers? Wow.
>
> 2010/1/22 Cameron Cooper <[email protected]>
>
> Looks like it was DNS poisoning.  He looked in the host file and there were
> a bunch of entries in there that was causing the issue.  Once removed, they
> were no longer being redirected to the p0rn site.
>
>
>
> _____________________________
>
> Cameron Cooper
>
> System Administrator | CompTIA A+ Certified
>
> Aurico Reports, Inc
>
> Phone: 847-890-4021 | Fax: 847-255-1896
>
> [email protected] | www.aurico.com
>
>
>
> From: Andrew Levicki [mailto:[email protected]]
> Sent: Thursday, January 21, 2010 1:17 PM
>
> To: NT System Admin Issues
>
> Subject: Re: Website Issue
>
>
>
> And lastly check that the router is configured with the correct forwarders.
>
>
>
> Over and out.
>
> 2010/1/21 Andrew Levicki <[email protected]>
>
> Yes, good point, check the DNS clients' HOSTS file, which is located in:
>
> %SYSTEMROOT%\System32\drivers\etc
>
>
>
> Look for a rogue entry for the DNS name of the company website.
>
>
>
> Good luck.
>
>
>
> Andrew
>
> 2010/1/21 Andrew Levicki <[email protected]>
>
> Hi Cameron,
>
>
>
> Have you checked that the DNS clients are definitely configured with the
> correct DNS servers in their network configuration?
>
>
>
> Assuming that you have them pointing to internal DNS servers, you should
> then check that they are configured with the correct  forwarders.
>
>
>
> Having done that, you should launch nslookup on those DNS servers and
> checked that the DNS name for the company website resolve correctly.
>
>
>
> Finally you should run ipconfig/flushdns on the DNS clients.
>
>
>
> Please report back how you get on.
>
>
>
> Kind regards,
>
>
>
> Andrew
>
> 2010/1/21 Cameron Cooper <[email protected]>
>
> They have run their AV and run malwarebytes on all the servers and
>
> neither found anything.
>
> _____________________________
> Cameron Cooper
> System Administrator | CompTIA A+ Certified
> Aurico Reports, Inc
> Phone: 847-890-4021 | Fax: 847-255-1896
>
> [email protected] | www.aurico.com
>
> -----Original Message-----
> From: Terry Dickson [mailto:[email protected]]
> Sent: Thursday, January 21, 2010 12:52 PM
> To: NT System Admin Issues
>
> Subject: RE: Website Issue
>
> Have they done an nslookup on the dns servers to see if they are getting
> the correct dns entries?  Have they been checked for malware that
> changed the hosts file?
>
> -----Original Message-----
> From: Cameron Cooper [mailto:[email protected]]
> Sent: Thursday, January 21, 2010 12:42 PM
> To: NT System Admin Issues
> Subject: Website Issue
>
> A colleague's company is having issues accessing their own website,
> which is hosted offsite.  Internally when they try to access it, it goes
> to a porn site.  When anyone externally accesses the site, it goes right
> to their website.  He's cleared the DNS cache on all DNS servers and had
> the router's DNS flushed as well.
>
>
>
> Their setup involves a an ISA server that acts as their proxy server.
>
>
> Ideas?
>
>
>
> _____________________________
>
> Cameron Cooper
>
> System Administrator | CompTIA A+ Certified
>
> Aurico Reports, Inc
>
> Phone: 847-890-4021 | Fax: 847-255-1896
>
> [email protected] <mailto:[email protected]>  | www.aurico.com
>
>
>
>
>
>
>
> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~
> ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~
>
>
> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~
> ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~
>
>
>
> --
> Kind regards,
>
> Andrew Levicki MCITP MCSE CCNA
> [email protected]
> www.andrewlevicki.eu
>
>
>
>
>
>
> --
> Kind regards,
>
> Andrew Levicki MCITP MCSE CCNA
> [email protected]
> www.andrewlevicki.eu
>
>
>
>
>
>
> --
> Kind regards,
>
> Andrew Levicki MCITP MCSE CCNA
> [email protected]
> www.andrewlevicki.eu
>
>
>
>
>
>
>
>
>
>
> --
> Kind regards,
>
> Andrew Levicki MCITP MCSE CCNA
> [email protected]
> www.andrewlevicki.eu
>
>
>
>
>
>
>
>

~ Finally, powerful endpoint security that ISN'T a resource hog! ~
~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

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