[asterisk-biz] PBX got Hacked
VIP Carrier
vipcarrier at gmail.com
Sat Feb 7 19:31:13 CST 2009
Here is an IP witch they have used to access a system *116.122.36.95*
On Sat, Feb 7, 2009 at 8:23 PM, VIP Carrier <vipcarrier at gmail.com> wrote:
> The system was secure they had only open few ports on they firewall
> 443, 5060-5061 and 16384-32767 for RTP traffic,
>
> and users extensions did not match passwords at and SwitchVOX came in as a
> Appliance so there was no installation done by any one at they company
> everything came in directly from Digium.
>
> We have attempted contacting server pronto on what they technical support
> just said email to abuse and they will look in to the problem and refused
> talking to us.
>
>
> On Sat, Feb 7, 2009 at 7:31 PM, Gregory Boehnlein <damin at nacs.net> wrote:
>
>> I made a comment about this at Astridevcon. We have seen an increase in
>> Automated Brute Force hacking attempts against publically accessible VoIP
>> systems. Basically, the hackers use an automated tool to hack into a VoIP
>> system w/ insecure passwords (ala extension 100 w/ a password of 100). Once
>> they gain access, they use it to either:
>>
>>
>>
>> a. Send a bunch of calls to places like Cuba, were costs can be
>> $.30 / minute.
>>
>> b. Have an auto-dialer blast out calls for credit-card scamming.
>>
>>
>>
>> There was an FBI announcement not too long ago about a "Vishing" scam that
>> was targeting Asterisk PBX systems:
>>
>> http://blogs.digium.com/2008/12/06/sip-security-and-asterisk/
>>
>>
>>
>> At this point, if you have your VoIP system attached to the public
>> Internet, and are not taking security precautions such as using strong
>> passwords and judicious firewalling, it is only a matter of time until you
>> get hacked.
>>
>>
>>
>> *From:* asterisk-biz-bounces at lists.digium.com [mailto:
>> asterisk-biz-bounces at lists.digium.com] *On Behalf Of *Jai Rangi
>> *Sent:* Saturday, February 07, 2009 6:57 PM
>> *To:* Commercial and Business-Oriented Asterisk Discussion
>> *Subject:* Re: [asterisk-biz] PBX got Hacked
>>
>>
>>
>> $2000 calls in one hours? The fraud user must be a professional hacker and
>> should have some kind of VoIP system and 10s (if not hundreds) of friends
>> calling at the same time.
>>
>> On Sat, Feb 7, 2009 at 3:46 PM, Gregory Boehnlein <damin at nacs.net>
>> wrote:
>>
>> Let me guess…
>>
>>
>>
>> 1. The Switchvox was open to the Internet
>>
>> 2. The extensions were simple (three / four digits) and the
>> passwords matched the extensions
>>
>> 3. The attacker was able to register from the public Internet as
>> one of the users and send the calls.
>>
>>
>>
>> Sounds much more like an installation done by someone who had no clue
>> about IP security. Don't blame Switchvox for the installers lack of a clue..
>> Switchvox is designed to run behind a firewall, and best practices for
>> installation would dictate that you be very paranoid about what to allow to
>> communicate w/ the PBX. Allowing it to be openly accessed on the Public
>> Internet is shear stupidity.
>>
>>
>>
>> So.. what am I missing here?
>>
>>
>>
>> *From:* asterisk-biz-bounces at lists.digium.com [mailto:
>> asterisk-biz-bounces at lists.digium.com] *On Behalf Of *VIP Carrier
>> *Sent:* Saturday, February 07, 2009 6:36 PM
>> *To:* Commercial and Business-Oriented Asterisk Discussion
>> *Subject:* [asterisk-biz] PBX got Hacked
>>
>>
>>
>> Guys,
>> I can't belive that our client's PBX got hacked today.
>> My client has a SwitchVOX SMB and it got hacked!
>> some F at ckers with a following IP's
>> 91.121.132.208
>> 69.60.114.222
>> was able to send a calls in a matter of 1 hr for more then $2000
>>
>> what can I say stay a way from switchvox
>>
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>>
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>
>
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