[nsp-sec] UDP attack to 62.72.137.245:53 + 80.81.192.11:113

Steve Colam steve.colam at daisygroupplc.com
Mon Mar 21 13:54:27 EDT 2011


Hi All,

We have been receiving UDP packet love (about 2.5m pps of it) to the
following destinations:

62.72.137.245 port 53 (network infra, p2p link addr)
80.81.192.11 port 113 (de-cix lan v4 peering prefix)

The decix prefix has caused packet loss for decix on their
transit links.

The attack started: 2011-03-20 22:17 GMT0
and ended         : 2011-03-21 12:20 GMT0

I've attached sample data from our netflow, and would appreciate any
assistance in cleaning the attached hosts.

We have no idea why this started.

Many thanks,

Steve @ AS5413







-- 

Steve Colam
Head of Network Operations
Daisy Communications                        Mobile: +44 797 153 4844
steve.colam at daisygroupplc.com               Direct: +44 208 587 6271
PGP Key ID: 0x1C19D542                 http://www.daisygroupplc.com/
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ASN     | src ip           | Date flow start         Duration  Proto      Src IP Addr:Port       Dst IP Addr:Port     Flags Tos  Packets   Bytes  Flows | ASN Name
1103    | 145.18.162.165   | 2011-03-21 05:55:12.724 21606.272 UDP     145.18.162.165:49322 -    62.72.137.245:53    .A....   0    1.1 G   31.3 G    12 | SURFNET-NL SURFnet, The Netherlands
1103    | 145.18.162.165   | 2011-03-21 05:55:13.716 21606.280 UDP     145.18.162.165:49323 -    62.72.137.245:53    .A....   0    1.1 G   32.1 G    12 | SURFNET-NL SURFnet, The Netherlands
2514    | 219.118.66.66    | 2011-03-21 05:59:59.860 21899.116 UDP      219.118.66.66:38090 -    62.72.137.245:53    .A....   0   47.3 M    1.4 G 44787 | INFOSPHERE NTT PC Communications, Inc.
3267    | 82.179.86.165    | 2011-03-21 06:00:00.856 21898.136 UDP      82.179.86.165:59875 -    62.72.137.245:53    .A....   0   43.0 M    1.2 G 41306 | RUNNET State Institute of Information Technologies and
3267    | 82.179.86.165    | 2011-03-21 06:00:00.940 21897.968 UDP      82.179.86.165:50880 -    62.72.137.245:53    .A....   0   44.6 M    1.3 G 42668 | RUNNET State Institute of Information Technologies and
4134    | 115.238.21.130   | 2011-03-21 05:51:55.920 22378.934 UDP     115.238.21.130:33580 -     80.81.192.11:113   .A....   0  845.2 M   31.6 G  3098 | CHINANET-BACKBONE No.31,Jin-rong Street
4621    | 202.28.220.13    | 2011-03-21 05:59:59.812 21899.180 UDP      202.28.220.13:42899 -    62.72.137.245:53    .A....   0  129.3 M    3.7 G 119818 | UNSPECIFIED UNINET-TH
6849    | 91.206.31.115    | 2011-03-21 05:52:05.560 22366.039 UDP      91.206.31.115:56381 -     80.81.192.11:113   .A....   0  127.5 M    5.1 G  2868 | UKRTELNET JSC UKRTELECOM,
6849    | 91.206.31.115    | 2011-03-21 05:52:07.504 22368.032 UDP      91.206.31.115:43201 -     80.81.192.11:113   .A....   0  133.7 M    5.2 G  2862 | UKRTELNET JSC UKRTELECOM,
8972    | 62.75.235.23     | 2011-03-21 05:52:44.828 21605.988 UDP       62.75.235.23:38154 -    62.72.137.245:53    .A....   0  227.6 M    6.6 G    12 | PLUSSERVER-AS PlusServer AG, Germany
8972    | 62.75.235.23     | 2011-03-21 05:52:44.836 21604.928 UDP       62.75.235.23:42624 -    62.72.137.245:53    .A....   0  239.8 M    7.0 G    12 | PLUSSERVER-AS PlusServer AG, Germany
12389   | 94.25.80.147     | 2011-03-21 05:52:45.828 21604.124 UDP       94.25.80.147:47940 -    62.72.137.245:53    .A....  72  436.3 M   12.7 G    12 | ROSTELECOM-AS JSC Rostelecom
13213   | 109.123.121.200  | 2011-03-21 05:59:59.900 21899.096 UDP    109.123.121.200:44943 -    62.72.137.245:53    .A....   0  151.9 M    4.4 G 142262 | UK2NET-AS UK-2 Ltd Autonomous System
13213   | 109.123.86.61    | 2011-03-21 05:59:59.768 21899.224 UDP      109.123.86.61:33255 -    62.72.137.245:53    .A....   0  201.2 M    5.8 G 183997 | UK2NET-AS UK-2 Ltd Autonomous System
13213   | 109.123.92.240   | 2011-03-21 05:59:59.820 21899.168 UDP     109.123.92.240:40078 -    62.72.137.245:53    .A....   0  189.4 M    5.5 G 175867 | UK2NET-AS UK-2 Ltd Autonomous System
15497   | 62.149.23.226    | 2011-03-21 05:37:43.772 23229.488 UDP      62.149.23.226:54629 -    62.72.137.245:53    .A....   0   33.7 M  976.4 M    13 | COLOCALL Internet Data Center _ColoCALL_
15497   | 62.149.23.226    | 2011-03-21 05:52:48.012 21612.404 UDP      62.149.23.226:61452 -    62.72.137.245:53    .A....   0   47.3 M    1.4 G    12 | COLOCALL Internet Data Center _ColoCALL_
20473   | 216.155.133.132  | 2011-03-21 05:59:59.680 21899.292 UDP    216.155.133.132:50124 -    62.72.137.245:53    .A....   0  150.9 M    4.4 G 135276 | AS-CHOOPA - Choopa, LLC
20630   | 217.171.66.27    | 2011-03-21 05:59:50.368 21513.884 UDP      217.171.66.27:46583 -    62.72.137.245:53    .A....   0   13.8 M  399.5 M    60 | SYNCHROLINE SynchroLine Autonomous System
21219   | 193.169.188.184  | 2011-03-21 06:00:05.924 21893.024 UDP    193.169.188.184:51660 -    62.72.137.245:53    .A....   0    9.8 M  283.4 M  9455 | DATAGROUP PRIVATE JOINT STOCK COMPANY _DATAGROUP_
21844   | 75.125.163.202   | 2011-03-21 05:59:59.560 21899.440 UDP     75.125.163.202:48141 -    62.72.137.245:53    .A....   0    2.0 G   57.7 G 494614 | THEPLANET-AS - ThePlanet.com Internet Services, Inc.
25074   | 213.203.192.10   | 2011-03-21 05:59:43.564 21883.332 ICMP    213.203.192.10:0     -     80.81.192.11:8.0   .A....   0   11.2 M  941.9 M   201 | INETBONE-AS INET-People Provider Services
25847   | 207.58.128.206   | 2011-03-21 05:59:59.620 21899.316 UDP     207.58.128.206:35783 -    62.72.137.245:53    .A....   0  220.8 M    6.4 G 187081 | SERVINT - ServInt
29131   | 109.169.28.194   | 2011-03-21 05:59:59.800 11971.188 UDP     109.169.28.194:37934 -    62.72.137.245:53    .A....   0  115.6 M    3.4 G 106314 | RAPIDSWITCH-AS RapidSwitch
29182   | 62.109.3.204     | 2011-03-21 05:59:59.900 21898.980 UDP       62.109.3.204:39847 -    62.72.137.245:53    .A....   0   35.3 M    1.0 G 33598 | ISPSYSTEM-AS ISPsystem Autonomous System
29182   | 62.109.3.204     | 2011-03-21 05:59:59.980 21898.972 UDP       62.109.3.204:33371 -    62.72.137.245:53    .A....   0   35.0 M    1.0 G 33290 | ISPSYSTEM-AS ISPsystem Autonomous System
30890   | 86.55.20.5       | 2011-03-21 05:53:13.756 20640.100 UDP         86.55.20.5:60122 -    62.72.137.245:53    .A....   0  325.4 M    9.4 G    12 | EVOLVA Evolva Telecom s.r.l.
32613   | 72.55.140.164    | 2011-03-21 05:59:59.580  1619.392 UDP      72.55.140.164:48040 -    62.72.137.245:53    .A....   0   26.6 M  771.3 M 21167 | IWEB-AS - iWeb Technologies Inc.
35415   | 178.208.75.176   | 2011-03-21 05:59:59.892 21899.040 UDP     178.208.75.176:56897 -    62.72.137.245:53    .A....   0   63.2 M    1.8 G 60485 | WEBAZILLA WebaZilla European Network
35415   | 178.208.75.176   | 2011-03-21 05:59:59.940 21899.032 UDP     178.208.75.176:41728 -    62.72.137.245:53    .A....   0   63.2 M    1.8 G 61089 | WEBAZILLA WebaZilla European Network
35415   | 178.208.75.188   | 2011-03-21 05:59:59.912 21898.072 UDP     178.208.75.188:45959 -    62.72.137.245:53    .A....   0   19.9 M  577.5 M 19377 | WEBAZILLA WebaZilla European Network
35415   | 178.208.75.246   | 2011-03-21 06:00:00.940 21897.960 UDP     178.208.75.246:37446 -    62.72.137.245:53    .A....   0    9.7 M  280.2 M  9413 | WEBAZILLA WebaZilla European Network
35415   | 178.208.75.246   | 2011-03-21 06:00:01.832 21894.144 UDP     178.208.75.246:49654 -    62.72.137.245:53    .A....   0    9.3 M  270.4 M  9092 | WEBAZILLA WebaZilla European Network
35415   | 178.208.77.193   | 2011-03-21 06:00:00.900 21893.976 UDP     178.208.77.193:40487 -    62.72.137.245:53    .A....   0   10.3 M  298.3 M  9994 | WEBAZILLA WebaZilla European Network
35415   | 178.208.78.138   | 2011-03-21 06:00:00.916 21895.972 UDP     178.208.78.138:53856 -    62.72.137.245:53    .A....   0   10.0 M  290.0 M  9727 | WEBAZILLA WebaZilla European Network
35415   | 178.208.78.138   | 2011-03-21 06:00:05.940 21893.016 UDP     178.208.78.138:36226 -    62.72.137.245:53    .A....   0   10.4 M  300.3 M 10076 | WEBAZILLA WebaZilla European Network
35415   | 178.208.78.94    | 2011-03-21 06:00:00.892 21896.012 UDP      178.208.78.94:48666 -    62.72.137.245:53    .A....   0    8.8 M  256.4 M  8590 | WEBAZILLA WebaZilla European Network
35415   | 178.208.81.27    | 2011-03-21 05:59:59.880 21898.992 UDP      178.208.81.27:41195 -    62.72.137.245:53    .A....   0   21.5 M  623.5 M 20943 | WEBAZILLA WebaZilla European Network
35415   | 178.208.81.27    | 2011-03-21 05:59:59.920 21896.060 UDP      178.208.81.27:51197 -    62.72.137.245:53    .A....   0   22.0 M  637.9 M 21413 | WEBAZILLA WebaZilla European Network
35415   | 178.208.81.81    | 2011-03-21 05:59:59.848 21122.132 UDP      178.208.81.81:54684 -    62.72.137.245:53    .A....   0   20.9 M  605.4 M 20281 | WEBAZILLA WebaZilla European Network
35415   | 178.208.81.81    | 2011-03-21 06:00:00.884 21122.056 UDP      178.208.81.81:54321 -    62.72.137.245:53    .A....   0   21.4 M  619.2 M 20744 | WEBAZILLA WebaZilla European Network
38550   | 110.164.252.224  | 2011-03-21 05:59:59.672 21899.316 UDP    110.164.252.224:39512 -    62.72.137.245:53    .A....   0  267.1 M    7.7 G 231631 | TTGN-INTER-AS-AP TTGN , INTERNATIONAL INTERNET GATEWAY, THAILAND
38550   | 110.164.252.224  | 2011-03-21 05:59:59.892 21899.100 UDP    110.164.252.224:59059 -    62.72.137.245:53    .A....   0  252.5 M    7.3 G 230417 | TTGN-INTER-AS-AP TTGN , INTERNATIONAL INTERNET GATEWAY, THAILAND
38930   | 109.237.213.82   | 2011-03-21 05:59:59.928 21896.036 UDP     109.237.213.82:34972 -    62.72.137.245:53    .A....   0   16.4 M  476.9 M 15938 | FIBERRING Amsterdam, Netherlands
38930   | 109.237.213.82   | 2011-03-21 06:00:01.972 21896.948 UDP     109.237.213.82:37647 -    62.72.137.245:53    .A....   0   15.8 M  457.8 M 15282 | FIBERRING Amsterdam, Netherlands
40676   | 216.24.193.69    | 2011-03-21 05:59:59.780 21899.216 UDP      216.24.193.69:44208 -    62.72.137.245:53    .A....   0   43.1 M    1.3 G 40034 | PSYCHZ - Psychz Networks
40676   | 216.24.199.177   | 2011-03-21 06:00:00.848 21896.136 UDP     216.24.199.177:59622 -    62.72.137.245:53    .A....   0   22.7 M  659.1 M 21455 | PSYCHZ - Psychz Networks
40676   | 216.24.199.177   | 2011-03-21 06:00:00.868 21898.104 UDP     216.24.199.177:34363 -    62.72.137.245:53    .A....   0   22.4 M  651.0 M 21424 | PSYCHZ - Psychz Networks
40676   | 216.24.199.207   | 2011-03-21 05:59:59.880 21899.100 UDP     216.24.199.207:36770 -    62.72.137.245:53    .A....   0   92.4 M    2.7 G 86102 | PSYCHZ - Psychz Networks
45629   | 110.164.252.224  | 2011-03-21 05:59:59.672 21899.316 UDP    110.164.252.224:39512 -    62.72.137.245:53    .A....   0  267.1 M    7.7 G 231631 | JASTEL-NETWORK-TH-AP Jasmine International Tower
45629   | 110.164.252.224  | 2011-03-21 05:59:59.892 21899.100 UDP    110.164.252.224:59059 -    62.72.137.245:53    .A....   0  252.5 M    7.3 G 230417 | JASTEL-NETWORK-TH-AP Jasmine International Tower
45758   | 110.164.252.224  | 2011-03-21 05:59:59.672 21899.316 UDP    110.164.252.224:39512 -    62.72.137.245:53    .A....   0  267.1 M    7.7 G 231631 | TRIPLETNET-AS-AP TripleT Internet Internet service provider Bangkok
45758   | 110.164.252.224  | 2011-03-21 05:59:59.892 21899.100 UDP    110.164.252.224:59059 -    62.72.137.245:53    .A....   0  252.5 M    7.3 G 230417 | TRIPLETNET-AS-AP TripleT Internet Internet service provider Bangkok
47869   | 62.18.252.119    | 2011-03-21 05:33:35.148 23399.528 UDP      62.18.252.119:54623 -    62.72.137.245:53    .A....   0   11.1 M  320.8 M   144 | NETROUTING-AS Netrouting Data Facilities
47869   | 62.18.252.119    | 2011-03-21 05:50:10.492 22402.220 UDP      62.18.252.119:53373 -    62.72.137.245:53    .A....   0   10.9 M  315.5 M   139 | NETROUTING-AS Netrouting Data Facilities
49823   | 109.72.212.2     | 2011-03-21 05:59:59.888 21899.056 UDP       109.72.212.2:56422 -    62.72.137.245:53    .A....   0   19.1 M  554.4 M 18582 | HASTINGWOOD Hastingwood Securities Ltd
197043  | 109.230.211.25   | 2011-03-21 05:52:45.860 21606.136 UDP     109.230.211.25:60622 -    62.72.137.245:53    .A....   0  328.1 M    9.5 G    12 | WEBTRAFFIC Marcel Edler trading as Optimate-Server


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