http://www.networkcomputing.com/906/906ws22.html -Jason On Fri, 2002-08-23 at 09:15, seren geti wrote: > Hello all, > > I've had this same pattern of traffic appear inside my network on four different occasions and I've found no answer as to what it is, I'm hoping someone here has seen something similar. > > This always happens over the midnight hour. The only things that vary are the length of time and number of different destination IPs. The destinations are always #.0.1.15. The source is usually 218 or 65.0.1.0, but always #.0.1.0. The packet data is always the same. > > Samples follow. Any thoughts are greatly appreciated. > > Thanks! > > Aug 22 23:43:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 14.0.1.15 > Aug 22 23:55:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 8.0.1.15 > Aug 22 23:57:23 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {SCC-SP} 135.222.10.2 -> 24.175.0.0 > Aug 22 23:58:47 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {MERIT-INP} 183.144.10.2 -> 29.90.0.0 > Aug 23 00:06:04 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {SEP} 65.0.1.0 -> 3.0.1.15 > Aug 23 00:07:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 4.0.1.15 > Aug 23 00:30:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {SEP} 65.0.1.0 -> 3.0.1.15 > Aug 23 00:31:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 11.0.1.15 > Aug 23 00:42:01 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {SEP} 65.0.1.0 -> 7.0.1.15 > Aug 23 00:43:01 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 0.0.1.15 > Aug 23 00:54:02 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {SEP} 65.0.1.0 -> 0.0.1.15 > Aug 23 00:55:00 xxx snort[26915]: [1:1321:5] BAD TRAFFIC 0 ttl [Classification: Misc activity] [Priority: 3]: {IGP} 218.0.1.0 -> 4.0.1.15 > > > > [**] BAD TRAFFIC 0 ttl [**] > 08/23-00:06:04.127670 65.0.1.0 -> 3.0.1.15 > SEP TTL:0 TOS:0x0 ID:64698 IpLen:20 DgmLen:229 > Frag Offset: 0x142 Frag Size: 0xD1 > 00 8A 00 8A 00 D1 14 2B 11 1A 9B D4 0A 02 18 20 .......+....... > 00 8A 00 BB 00 00 20 45 48 45 4F 46 4A 45 4D 46 ...... EHEOFJEMF > 49 43 41 43 41 43 41 43 41 43 41 43 41 43 41 43 ICACACACACACACAC > 41 43 41 43 41 43 41 00 20 45 4E 45 44 45 4D 45 ACACACA. ENEDEME > 45 46 46 46 44 45 42 43 41 43 41 43 41 43 41 43 EFFFDEBCACACACAC > 41 43 41 43 41 43 41 42 4E 00 FF 53 4D 42 25 00 ACACACABN..SMB%. > 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ > 00 00 00 00 00 00 00 00 00 00 11 00 00 21 00 00 .............!.. > 00 00 00 00 00 00 00 E8 03 00 00 00 00 00 00 00 ................ > 00 21 00 56 00 03 00 01 00 00 00 02 00 32 00 5C .!.V.........2.\ > 4D 41 49 4C 53 4C 4F 54 5C 42 52 4F 57 53 45 00 MAILSLOT\BROWSE. > 01 00 80 FC 0A 00 47 4E 59 4C 58 00 00 00 00 00 ......GNYLX..... > 00 00 00 00 00 00 04 00 03 10 00 00 0F 01 55 AA ..............U. > 00 . > > > > _____________________________________________________________ > Want a new web-based email account ? ---> http://www.firstlinux.net > > _____________________________________________________________ > Promote your group and strengthen ties to your members with emailat_private by Everyone.net http://www.everyone.net/?btn=tag > > ---------------------------------------------------------------------------- > This list is provided by the SecurityFocus ARIS analyzer service. > For more information on this free incident handling, management > and tracking system please see: http://aris.securityfocus.com > > ---------------------------------------------------------------------------- This list is provided by the SecurityFocus ARIS analyzer service. For more information on this free incident handling, management and tracking system please see: http://aris.securityfocus.com
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