sample snort signature
play

Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET - PowerPoint PPT Presentation

Jun 27, 2023 •380 likes •436 views

Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET 139 flow:to_server,established content:"|eb2f 5feb 4a5e 89fb 893e 89f2|" msg:"EXPLOIT x86 linux samba overflow" reference:bugtraq,1816

  1. Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET 139 flow:to_server,established content:"|eb2f 5feb 4a5e 89fb 893e 89f2|" msg:"EXPLOIT x86 linux samba overflow" reference:bugtraq,1816 reference:cve,CVE-1999-0811 classtype:attempted-admin

  2. Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"WEB-CGI finger access"; flow:to_server,established; uricontent:"/finger"; nocase; reference:arachnids,221; reference:cve,1999-0612; reference:nessus,10071; classtype:attempted-recon; sid:839; rev:7;)

  3. Sample Snort Vulnerability Signature alert tcp $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS uricontent: ".ida?"; nocase; dsize: > 239; flags:A+ msg:"Web-IIS ISAPI .ida attempt" reference:bugtraq,1816 reference:cve,CAN-2000-0071 classtype:attempted-admin

  4. Snort Botnet Command-and- Control Rule • alert ip $HOME_NET any -> [206.59.139.195,207.114.175.51,207.126.115.205,207.126.115.219 ,207.126.162.236,207.126.162.237,207.150.167.55,207.162.194.15 1,207.179.120.238,207.182.240.68,207.192.72.43,207.192.72.99,2 07.192.73.110,207.210.208.16,207.44.152.199,207.44.180.227,207 .44.184.225,207.45.69.69,208.100.20.83,208.100.20.90,208.100.23 .100,208.100.38.15,208.110.65.135,208.110.69.227,208.111.34.13, 208.111.35.75,208.127.19.151,208.146.35.105,208.146.35.106,208 .167.236.6,208.167.237.120,208.185.80.72,208.185.80.74,208.185. 80.85,208.185.80.87,208.185.81.205,208.185.81.237,208.185.81.2 43,208.185.82.128,208.185.92.26,208.185.92.31,208.20.225.248,2 08.27.69.193,208.51.40.10,208.51.40.2,208.53.146.4,208.53.146.6, 208.53.148.111,208.53.148.254,208.53.148.8,208.53.150.43,208.5 3.150.44,208.53.163.194,208.53.172.67,208.53.175.92,208.53.181. 86,208.67.249.244,208.68.94.62,208.72.157.63,208.77.191.41] any (msg:"ET DROP Known Bot C&C Server Traffic (group 5) "; reference:url,www.shadowserver.org; threshold: type limit, track by_src, seconds 3600, count 1; classtype:trojan-activity; sid: 2404004; rev:1660;)

Download Presentation
Download Policy: The content available on the website is offered to you 'AS IS' for your personal information and use only. It cannot be commercialized, licensed, or distributed on other websites without prior consent from the author. To download a presentation, simply click this link. If you encounter any difficulties during the download process, it's possible that the publisher has removed the file from their server.

Recommend

Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET 139

Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET 139

Sample Snort Signature alert tcp $EXTERNAL_NET any -> $HOME_NET 139 flow:to_server,established content:"|eb2f 5feb 4a5e 89fb 893e 89f2|" msg:"EXPLOIT x86 linux samba overflow" reference:bugtraq,1816

370 views • 8 slides
An Achilles Heel in Signature-Based IDS: Squealing False Positives in SNORT Sam Patton * Bill

An Achilles Heel in Signature-Based IDS: Squealing False Positives in SNORT Sam Patton * Bill

An Achilles Heel in Signature-Based IDS: Squealing False Positives in SNORT Sam Patton * Bill Yurcik David Doss Department of Applied Computer Science Illinois State University * Overview 1) the problem 2) software tool 3)

750 views • 20 slides
Implementing Snort into SURFids Sander Keemink and Michael van Kleij February 6, 2008 1 / 21

Implementing Snort into SURFids Sander Keemink and Michael van Kleij February 6, 2008 1 / 21

Implementing Snort into SURFids Implementing Snort into SURFids Sander Keemink and Michael van Kleij February 6, 2008 1 / 21 Implementing Snort into SURFids 1 SURFids 2 Snort 3 Assignment 4 Experiments and results 5 Integrating Snort 6

681 views • 21 slides
Discharge uncertainty: sources and implications for hydrological analyses Signature 1 Signature

Discharge uncertainty: sources and implications for hydrological analyses Signature 1 Signature

Discharge uncertainty: sources and implications for hydrological analyses Signature 1 Signature 1 Signature 2 Signature 2 http://comm ons.wikime dia.org/wiki/ File:Piasnic a- Signature 3 Signature 3 wodowskaz -0.jpg Ida Westerberg 1,2

388 views • 19 slides
ratification and signature Signature vs ratification Signature formal expression of intent to

ratification and signature Signature vs ratification Signature formal expression of intent to

Steps and technical modalities to follow for the deposit of the instrument of ratification and signature Signature vs ratification Signature formal expression of intent to be bound, but no legal obligation yet: however, a State is

585 views • 10 slides
Electronic Signature Electronic Signature El Electronic Signature t i Si t Digital

Electronic Signature Electronic Signature El Electronic Signature t i Si t Digital

Electronic Signature Electronic Signature El Electronic Signature t i Si t Digital Signature Digital Signature And Hash Function Biometric Signature Electronic Signature Act ROC, 2002/04/01,

299 views • 13 slides
Digital Signature Schemes 1 What is digital signature? Properties Who signed what is

Digital Signature Schemes 1 What is digital signature? Properties Who signed what is

Digital Signature Schemes 1 What is digital signature? Properties Who signed what is publicly verifiable Unforgeable 2 A Digital Signature Scheme Key generation algorithm G (probabilistic) ( pk, sk ) G (1 ) security

602 views • 22 slides
Sample 2 Inlet in western (Sunset) Bay 0 Sample 3 Inlet behind Christian Island 1 Sample

Sample 2 Inlet in western (Sunset) Bay 0 Sample 3 Inlet behind Christian Island 1 Sample

eColi Reading Sample Site cfu/100mL * Sample 1 Base of Hungry Bay (near shore) 2 Sample 2 Inlet in western (Sunset) Bay 0 Sample 3 Inlet behind Christian Island 1 Sample 4 In front of camp, east end of lake 0 Sample 5 In

358 views • 17 slides
Agglomeration of Ash Particles due to Flue Gas Conditioning (a) Sample CA8S12F1 (b) Sample

Agglomeration of Ash Particles due to Flue Gas Conditioning (a) Sample CA8S12F1 (b) Sample

Agglomeration of Ash Particles due to Flue Gas Conditioning (a) Sample CA8S12F1 (b) Sample CA8S12F2 (c) Sample CA8S12F3 (d) Sample CA8S12F4 (e) Sample CA8S12F5 (f) Sample CA8S12F6 SEM micrographs of Silica Fumes & Ground Granulated Blast

258 views • 14 slides
1-out-of-2 Signature Jun Shao 2 Whats 1-out-of-2 Signature Mirosaw Kutyowski 1 and Jun

1-out-of-2 Signature Jun Shao 2 Whats 1-out-of-2 Signature Mirosaw Kutyowski 1 and Jun

1-out-of-2 Signature Mirosaw Kutyowski 1 and 1-out-of-2 Signature Jun Shao 2 Whats 1-out-of-2 Signature Mirosaw Kutyowski 1 and Jun Shao 2 Definitions of 1-out-of-2 signature 1 Institute of Mathematics and Computer Science Our

489 views • 34 slides
HOW LONG BEFORE PRESENTATION TAKE XANAX How Long Before Presentation Take Xanax Do you snort or

HOW LONG BEFORE PRESENTATION TAKE XANAX How Long Before Presentation Take Xanax Do you snort or

HOW LONG BEFORE PRESENTATION TAKE XANAX How Long Before Presentation Take Xanax Do you snort or eat xanax Can gp prescribe xanax Drug interactions between suboxone and xanax Kratom mixed with xanax Meet the xanax addicted yakuza 0 Is it safe

577 views • 4 slides
Study of Snort Rule- set Privacy Impact Nils Ulltveit-Moe and Vladimir Oleshchuk University of

Study of Snort Rule- set Privacy Impact Nils Ulltveit-Moe and Vladimir Oleshchuk University of

Study of Snort Rule- set Privacy Impact Nils Ulltveit-Moe and Vladimir Oleshchuk University of Agder Presented at: Fifth International PrimeLife/IFIP Summer School, Nice, France 7.-11. September 2009. This work is Funded by Telenor R&I

278 views • 24 slides
Chairs signature Mrs E Surtees Heads signature Mr M Tipple-Johnson

Chairs signature Mrs E Surtees Heads signature Mr M Tipple-Johnson

Presentation & Handwriting Policy Chairs signature Mrs E Surtees Heads signature Mr M Tipple-Johnson Date 24 th January 2018 Review date Jan 2020 1 Presentation 1 Book covers should indicate:

52 views • 4 slides
Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2.

Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2.

Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2. Signature is unforgeable. 3. Signature is not reusable (it is a part of the document) 4. Signed document is unalterable. 5. Signature cannot be

478 views • 24 slides
Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2.

Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2.

Digital Signatures Good properties of hand-written signatures: 1. Signature is authentic. 2. Signature is unforgeable. 3. Signature is not reusable (it is a part of the document) 4. Signed document is unalterable. 5. Signature cannot be

244 views • 21 slides
Digital Signature And Hash Function

Digital Signature And Hash Function

Digital Signature And Hash Function 1 Electronic Signature Electronic Signature El Electronic Signature t i Si t Digital Signature Biometric Signature

894 views • 52 slides
FRACTALS OUTLINE Chaotic Systems Strange Attractors Newton-Raphson Diffusion

FRACTALS OUTLINE Chaotic Systems Strange Attractors Newton-Raphson Diffusion

FRACTALS OUTLINE Chaotic Systems Strange Attractors Newton-Raphson Diffusion Limited Aggregation Fractal Geometry L-Systems Iterative Function Systems (IFS) WHAT IS A FRACTAL? Geometric A rough or

499 views • 23 slides
Practicalities ENAR Spring Meeting Pittsburgh Short tutorial (105 minutes) March 2004 High

Practicalities ENAR Spring Meeting Pittsburgh Short tutorial (105 minutes) March 2004 High

Peter Dalgaard Practicalities ENAR Spring Meeting Pittsburgh Short tutorial (105 minutes) March 2004 High coverage, not great depth Little time for

143 views • 13 slides
Verbs in the Open Multilingual Wordnet Francis Bond Linguistics and Multilingual Studies,

Verbs in the Open Multilingual Wordnet Francis Bond Linguistics and Multilingual Studies,

Verbs in the Open Multilingual Wordnet Francis Bond Linguistics and Multilingual Studies, Nanyang Technological University Affectedness Workshop 2014, NTU Overview What do we do? What is a wordnet? How are verbs represented?

780 views • 43 slides
Home Universities & Overseas Partners: Optimizing Communication Involving On-Site Student

Home Universities & Overseas Partners: Optimizing Communication Involving On-Site Student

Home Universities & Overseas Partners: Optimizing Communication Involving On-Site Student Issues NAFSA 2015 / Boston, MA Who we are... Julia Wheeler Ludden, DIS Stacey Woody Thebodo, Middlebury College BJ Titus, University of Minnesota

757 views • 50 slides
Intrusion Detection System Amir Hossein Payberah payberah@yahoo.com 1 Contents Intrusion

Intrusion Detection System Amir Hossein Payberah payberah@yahoo.com 1 Contents Intrusion

Intrusion Detection System Amir Hossein Payberah payberah@yahoo.com 1 Contents Intrusion Detection Systems Tripwire Snort 2 IDS (Definition) Intrusion Detection is the process of monitoring the events occurring in a computer

571 views • 30 slides
Lab 7: Firewalls & Intrusion Detection Systems Fengwei Zhang SUSTech CS 315 Computer

Lab 7: Firewalls & Intrusion Detection Systems Fengwei Zhang SUSTech CS 315 Computer

Lab 7: Firewalls & Intrusion Detection Systems Fengwei Zhang SUSTech CS 315 Computer Security 1 Firewall & IDS Firewall A device or application that analyzes packet headers and enforces policy based on protocol type, source

465 views • 20 slides
Compiling PCRE to FPGA for Accelerating SNORT IDS Abhishek Mitra Walid Najjar Laxmi N Bhuyan

Compiling PCRE to FPGA for Accelerating SNORT IDS Abhishek Mitra Walid Najjar Laxmi N Bhuyan

Compiling PCRE to FPGA for Accelerating SNORT IDS Abhishek Mitra Walid Najjar Laxmi N Bhuyan QuickTime and a QuickTime and a decompressor decompressor are needed to see this picture. are needed to see this picture. Outline FPGA

316 views • 27 slides
Signature Based Intrusion Detection Systems Philip Chan CS 598 MCC Spring 2013 Intrusion

Signature Based Intrusion Detection Systems Philip Chan CS 598 MCC Spring 2013 Intrusion

Signature Based Intrusion Detection Systems Philip Chan CS 598 MCC Spring 2013 Intrusion Detection Systems Detect malicious Raise alarms activities/attacks Alert administrators Hacking/ unauthorized access Trigger defense

217 views • 21 slides

More recommend