SIP scanning is active again. Sandro Gau ... / 2010-02-22

2010-02-22 SIP scanning is active again. Sandro Gau ...
SIP scanning is active again. Sandro Gauci came with a link to And the scanning just keeps on coming I checked the logs on 2 asterisk servers for recent break-in attempts and presto... from different IPs, but the pattern I saw before in trying to find insecure SIP servers:
[Feb 21 10:09:20] NOTICE[6890] chan_sip.c: Registration from '"3776548202"<sip:3776548202@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
[Feb 21 10:09:20] NOTICE[6890] chan_sip.c: Registration from '"100"<sip:100@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
[Feb 21 10:09:20] NOTICE[6890] chan_sip.c: Registration from '"101"<sip:101@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
[Feb 21 10:09:20] NOTICE[6890] chan_sip.c: Registration from '"102"<sip:102@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found


[Feb 21 10:09:28] NOTICE[6890] chan_sip.c: Registration from '"952"<sip:952@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
[Feb 21 10:09:28] NOTICE[6890] chan_sip.c: Registration from '"953"<sip:953@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
[Feb 21 10:09:28] NOTICE[6890] chan_sip.c: Registration from '"954"<sip:954@xxx.yyy.zzz.xxx>' failed for '96.57.107.3' - No matching peer found
No damage and no costs. The other server shows attempts to use the sip guest environment again:
[Feb 13 05:27:08] NOTICE[5710] chan_sip.c: Call from '' to extension '90442075821233' rejected because extension not found.
[Feb 13 05:27:27] NOTICE[5710] chan_sip.c: Call from '' to extension '9442078493108' rejected because extension not found.
[Feb 13 05:27:38] NOTICE[5710] chan_sip.c: Call from '' to extension '0442076311117' rejected because extension not found.
[Feb 13 05:27:40] NOTICE[5710] chan_sip.c: Call from '' to extension '0011447850019298' rejected because extension not found.
[Feb 13 05:27:42] NOTICE[5710] chan_sip.c: Call from '' to extension '00011441628481177' rejected because extension not found.
[Feb 13 05:27:44] NOTICE[5710] chan_sip.c: Call from '' to extension '0001441383417547' rejected because extension not found.
[Feb 13 05:27:56] NOTICE[5710] chan_sip.c: Call from '' to extension '0000447956581268' rejected because extension not found.
[Feb 13 05:27:57] NOTICE[5710] chan_sip.c: Call from '' to extension '00011441628481177' rejected because extension not found.
[Feb 13 05:28:08] NOTICE[5710] chan_sip.c: Call from '' to extension '900442075964032' rejected because extension not found.
[Feb 13 05:28:08] NOTICE[5710] chan_sip.c: Call from '' to extension '9011441252625280' rejected because extension not found.
[Feb 13 05:28:09] NOTICE[5710] chan_sip.c: Call from '' to extension '1442074370973' rejected because extension not found.
[Feb 13 05:28:10] NOTICE[5710] chan_sip.c: Call from '' to extension '9442078493108' rejected because extension not found.
[Feb 13 05:28:10] NOTICE[5710] chan_sip.c: Call from '' to extension '00000447889904142' rejected because extension not found.
[Feb 13 05:28:10] NOTICE[5710] chan_sip.c: Call from '' to extension '0001441383417547' rejected because extension not found.
This time with somewhat random looking phone numbers in the UK which aren't well-known to google.

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