Hackers hijack 300, 000-plus wireless routers, make malicious changes | Ars Technica

Davide Davini diotonante at gmail.com
Tue Mar 4 13:27:10 UTC 2014


Andrew Latham wrote:
> On Tue, Mar 4, 2014 at 5:46 AM, fmm <vovan at fakmoymozg.ru> wrote:
>> On Tue, 04 Mar 2014 09:00:18 +0100, Jay Ashworth <jra at baylink.com> wrote:
>>
>>>
>>> http://arstechnica.com/security/2014/03/hackers-hijack-300000-plus-wireless-routers-make-malicious-changes/
>>>
>>> Is there any valid reason not to black hole those /32s on the back bone?
>>
>>
>>
>>>> The telltale sign a router has been compromised is DNS settings that have
>>>> been changed to 5.45.75.11 and 5.45.76.36. Team Cymru researchers contacted
>>>> the provider that hosts those two IP addresses but have yet to receive a
>>>> response.
>>
>>
>> you wanted to say "blackhole those 5.45.72.0/22 and 5.45.76.0/22", aren't
>> you?
>>
> 
> Jay is right, it is just the /32s at the moment...  Dropping the /22s
> could cause other sites to be blocked.
> 
> inetnum:        5.45.72.0 - 5.45.75.255
> netname:        INFERNO-NL-DE

I'm guessing that was said under the assumption the provider wouldn't
intervene, because if it does intervene there is no point in blackholig
anything.





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