Snort mailing list archives
Re: Suspicious hacker activity detected?
From: Michael Brown <mike.a.brown09 () gmail com>
Date: Mon, 14 Apr 2014 11:37:26 -0400
Thanks! --- Thank you, Michael A. Brown mike.a.brown09 () gmail com (757) 912-0836 M.S. Forensic Studies: Computer Forensics B.S. Information Technology: Network Specialist "The only thing necessary for the triumph of evil is for good men to do nothing" -Edmund Burke On Mon, Apr 14, 2014 at 11:24 AM, Teo En Ming <teo.en.ming () gmail com> wrote:
Hi, You can download the Snort community rules from http://www.snort.org/snort-rules/ The OpenSSL heartbleed snort signatures are in the community rules. Regards, Teo En Ming On Mon, Apr 14, 2014 at 11:19 PM, Michael Brown <mike.a.brown09 () gmail com>wrote:Are the heartbleed snort signatures open source or they only for VRT subscribers? --- Thank you, Michael A. Brown mike.a.brown09 () gmail com (757) 912-0836 M.S. Forensic Studies: Computer Forensics B.S. Information Technology: Network Specialist "The only thing necessary for the triumph of evil is for good men to do nothing" -Edmund Burke On Mon, Apr 14, 2014 at 11:13 AM, Nicholas Mavis (nmavis) < nmavis () cisco com> wrote:Yes, this is a sign and it also looks like you are vulnerable. Nick From: Teo En Ming <teo.en.ming () gmail com> Date: Monday, April 14, 2014 at 11:06 AM To: Snort Users <snort-users () lists sourceforge net> Subject: [Snort-users] Suspicious hacker activity detected? Hi, My HTTPS web server, POP3S and IMAPS ports were probed for the OpenSSL heartbleed vulnerability without my knowledge and authorization. Is it a sign of hacker activity? Please look at the Snort alerts below. [root@localhost snort]# grep heartbeat snort.fast | grep -v 161.69.31.4 04/14-04:34:45.168194 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.146:443 -> 185.35.61.19:41201 04/14-09:31:58.763823 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 183.60.243.189:46524 -> 192.168.1.147:993 04/14-09:31:58.764609 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.147:993 -> 183.60.243.189:46524 04/14-09:31:59.025988 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 183.60.243.189:46524 -> 192.168.1.147:993 04/14-09:36:47.578766 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 183.60.244.46:55346 -> 192.168.1.147:995 04/14-09:36:47.579841 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.147:995 -> 183.60.244.46:55346 04/14-09:36:47.775693 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 183.60.244.46:55346 -> 192.168.1.147:995 04/14-09:36:47.775693 [**] [1:30512:5] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 183.60.244.46:55346 -> 192.168.1.147:995 04/14-10:13:25.031989 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 101.226.19.76:31223 -> 192.168.1.146:443 04/14-10:13:25.032841 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.146:443 -> 101.226.19.76:31223 04/14-10:13:25.262897 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 101.226.19.76:31223 -> 192.168.1.146:443 04/14-10:13:25.262897 [**] [1:30512:5] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 101.226.19.76:31223 -> 192.168.1.146:443 04/14-11:51:26.034725 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.190:25521 -> 192.168.1.147:993 04/14-11:51:26.035167 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.147:993 -> 180.153.198.190:25521 04/14-11:51:26.232356 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.190:25521 -> 192.168.1.147:993 04/14-11:51:26.232356 [**] [1:30512:5] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.190:25521 -> 192.168.1.147:993 04/14-12:01:46.374268 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.219:50214 -> 192.168.1.147:995 04/14-12:01:46.375062 [**] [1:30516:6] SERVER-OTHER TLSv1.1 large heartbeat response - possible ssl heartbleed attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 192.168.1.147:995 -> 180.153.198.219:50214 04/14-12:01:46.597640 [**] [1:30524:1] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.219:50214 -> 192.168.1.147:995 04/14-12:01:46.597640 [**] [1:30512:5] SERVER-OTHER OpenSSL TLSv1.1 heartbeat read overrun attempt [**] [Classification: Attempted Information Leak] [Priority: 2] {TCP} 180.153.198.219:50214 -> 192.168.1.147:995 Yours sincerely, Teo En Ming ------------------------------------------------------------------------------ Learn Graph Databases - Download FREE O'Reilly Book "Graph Databases" is the definitive new guide to graph databases and their applications. Written by three acclaimed leaders in the field, this first edition is now available. Download your free book today! http://p.sf.net/sfu/NeoTech _______________________________________________ Snort-users mailing list Snort-users () lists sourceforge net Go to this URL to change user options or unsubscribe: https://lists.sourceforge.net/lists/listinfo/snort-users Snort-users list archive: http://sourceforge.net/mailarchive/forum.php?forum_name=snort-users Please visit http://blog.snort.org to stay current on all the latest Snort news!
------------------------------------------------------------------------------ Learn Graph Databases - Download FREE O'Reilly Book "Graph Databases" is the definitive new guide to graph databases and their applications. Written by three acclaimed leaders in the field, this first edition is now available. Download your free book today! http://p.sf.net/sfu/NeoTech
_______________________________________________ Snort-users mailing list Snort-users () lists sourceforge net Go to this URL to change user options or unsubscribe: https://lists.sourceforge.net/lists/listinfo/snort-users Snort-users list archive: http://sourceforge.net/mailarchive/forum.php?forum_name=snort-users Please visit http://blog.snort.org to stay current on all the latest Snort news!
Current thread:
- Suspicious hacker activity detected? Teo En Ming (Apr 14)
- Re: Suspicious hacker activity detected? Nicholas Mavis (nmavis) (Apr 14)
- Re: Suspicious hacker activity detected? Michael Brown (Apr 14)
- Re: Suspicious hacker activity detected? Y M (Apr 14)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 14)
- Re: Suspicious hacker activity detected? Michael Brown (Apr 14)
- Re: Suspicious hacker activity detected? Michael Brown (Apr 14)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 14)
- Re: Suspicious hacker activity detected? Nicholas Mavis (nmavis) (Apr 14)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 14)
- Re: Suspicious hacker activity detected? Arvid Van Essche (Apr 14)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 14)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 15)
- Re: Suspicious hacker activity detected? Joel Esler (jesler) (Apr 15)
- Re: Suspicious hacker activity detected? Sandeep Singh (Apr 15)
- Re: Suspicious hacker activity detected? Teo En Ming (Apr 16)
- Re: Suspicious hacker activity detected? Bill Bernsen (Apr 16)
- Re: Suspicious hacker activity detected? Nicholas Mavis (nmavis) (Apr 14)