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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Copyright 2001 Internet Security Systems (trademark) THE POWER TO PROTECT INTERNET THREAT & SOLUTIONS UPDATE for Oct 25th - Oct 29th, 2001 ISS X-Force Special Operations Group - ---------------------------------------- CURRENT THREAT ASSESSMENT & THREAT FORECAST - ---------------------------------------- AlertCon 1 Today, Oct 25th, 2001 AlertCon 1 For Oct 26th-29th, 2001 ************* - - We remain at AlertCon 1 and project this out through mid-day Monday. - - While AlertCon 1 is our lowest level, it is by no means 'low'. There is no such thing as a low threat level on the Internet. Automated, 24 x 7 reconnaissance for vulnerabilities, weaknesses in access permissions, back door availability, etc are constant and exploitation is instantaneous. - - We advise you to use this period of reduced chaos on the Internet to catch up on patching, configuration managment, stronger permissions, user account scrubs, etc. - ------------------------------------- Attack Signature Ranking - global IDS, midnight - midnight, previous day, % of total - ------------------------------------- Suspicious Activity 39.06% Unauth Access Attempt 26.04% Denial Of Service 15.33% Protocol Decode 14.11% Pre-Attack Probe 05.42% Back Door 00.04% - ------------------------------------- Top Ten Attack Destination Ports - global IDS, midnight - midnight, previous day, % of top ten (ports found at <http://www.iana.org/assignments/port-numbers> - ------------------------------------- 80 (http) 89.31% 25 (smtp) 03.97% 21 (ftp) 02.32% 514 (shell) 01.99% 139 (netbios-ss) 00.57% 69 (tftp) 00.54% 143 (imap) 00.40% 443 (https) 00.40% 135 (epmap) 00.27% 6723 (unassigned) 00.23% - --------------------------------------- VIRUS, TOP 10 and NEW VULNERABILITIES, NEWS UPDATES - --------------------------------------- - - Visit <http://www.iss.net> under 'Global Internet Threat Intelligence Service' - - According to Sophos <http://www.sophos.com/virusinfo/topten/> the top ten viruses in September 2001 were: 1. Nimda-A 71.2% 2. Sircam-A 11.4% 3. Magistr-A 03.7% 4. Magistr-B 03.0% 5. Hybris-B 01.5% 6. Apology-B 00.7% 7. VBS/Kakworm 00.7% 8. Floss 00.7% 9. Bymer-A 00.5% 10. Badtrans-A 00.4% - --------------------------------------- Defacement Watch - --------------------------------------- - - Alldas.de stats show that since April, 2000, the most defaced OS is Windows, with a total of 15,454 defacements reported, for 63% of the total. Although growing in popularity as a target, Linux is a distant second with 4217 defacements for 17% of the total. - - Alldas.de reports a total of 52 sites defaced yesterday. Details can be seen at <http://www.alldas.de> under 'current month'. Of these, only two had any significant political messages (defined as more than a single line epithet)and both were by known Pakistani groups against Indian web sites, including the Indian Atomic Energy Regulatory Board <http://defaced.alldas.de/mirror/2001/10/24/www.aerb.gov.in/> <http://defaced.alldas.de/mirror/2001/10/24/www.aiims.ac.in/> . - --------------------------------------- NOTES, COPYRIGHT NOTICE, and DISCLAIMER - --------------------------------------- NOTE 1: Our web site has this information in more attractive format and graphics available to the public at no cost at www.iss.net <http://www.iss.net> under 'Global Internet Threat Intelligence Service' <https://gtoc.iss.net/secure/whatshot.php> Screen captures (Control/PrtSc) of the site's pages dropped into PowerPoint can be an effective way to communicate various aspects of the Internet threat, e.g. the graph depicting 'AlertCon Trends' <https://gtoc.iss.net/secure/graph.html> NOTE 2: We provide this information on Internet threat metrics, viruses, vulnerabilities, patches, and breaking news, in the spirit of PDD 63, to help security professionals wage the war against Internet threats more effectively. Information in this update derived primarily from global, real time, 24 x 7 IDS feeds, ISS X-Force R&D Team research, and professional liaison. Other sources as noted. AlertCon 1 reflects the global, malicious, determined, 24 x 7 attacks experienced by all networks. AlertCon 2 means increased vigilance/action recommended due to a specific threat or concern. AlertCon 3 means increased attacks against specific targets or vulnerabilities on a scale that is unusually high, action required. AlertCon 4 reflects an Internet emergency for a target or group of targets whose business continuity may depend on some sort of immediate, decisive action. All summaries cover 24 hours the previous workday, GMT. Monday summaries may cover some weekend activity. Copyright 2001 Internet Security Systems, Inc. Permission is granted for the redistribution of the Internet Threat Update electronically. It is not to be sold or edited in any way without express consent of ISS. Refer comments or questions to [EMAIL PROTECTED] mailto: [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> Disclaimer: This information is subject to change without notice. Use of this information constitutes acceptance for use in an 'as is' condition. There are no warranties with regard to this information. In no event shall the author be liable for any damages whatsoever arising out of or in connection with the use or spread of this information. Any use of this information is at the user's own risk. No other use authorized. FOIA Exemption 4. Dennis Dennis Treece Director, Global MSS Special Operations Group Internet Security Systems (ISS) 6303 Barfield Road Atlanta, Georgia 30328 404-236-4065 -----BEGIN PGP SIGNATURE----- Version: PGP 6.5 iQA/AwUBO9g1weOOe/7N9KJeEQLYbgCg9+0a1IkdnZHjP3JNlpQLB3EgiuwAn10m NI0QEOo7h5LVxHG6F8cF4X0s =O8fT -----END PGP SIGNATURE-----
