Summary

This presentation discusses APT (Advanced Persistent Threat) hacker methodology, touching on topics like preparation, patience, social engineering, and exploiting vulnerabilities. It also explores the different phases and tools used in an APT attack.

Full Transcript

Chapter 3 APT Hacker Methodology Public AHM: Strong Enough for Penetration Testers, Made for a Hacker  AHM: stand for APT Hacker Methodology  Penetration Testing: is a sanctioned attack against an organization performed to test the efficacy of security controls and defens...

Chapter 3 APT Hacker Methodology Public AHM: Strong Enough for Penetration Testers, Made for a Hacker  AHM: stand for APT Hacker Methodology  Penetration Testing: is a sanctioned attack against an organization performed to test the efficacy of security controls and defenses in place.  Examples of testing:  Response to “malicious” activities: such as phishing emails or social engineering phone calls  Technical controls: such as the configuration of computers, servers, and network infrastructure  Testing the process: where employees follow to respond to detect incidents. Public Difference between APT Hackers & Penetration Testers  Penetration Testers: They receive a signed letter from the organization they have been contracted with indicating the test has been approved by an authorized party  Penetration Testers if they get caught they do not face any real consequences or arrest.  Limitation of Penetration Testers Activities:  Not allowed to target top executives  Specific and agreed upon targets are allowed to test  Only specific personnel are targeted to test  APT Hackers do Not have limit and do not abide by any rules or limit Public AHM Components (Requirements, Skills, soft Skills)  Elegant, Big-Picture Thinkers: APT hackers who can execute elegant attacks and see the big picture.  Once you have the correct image of the big picture, you will see that any organization can be compromised  No organization is 100% secure. Public Advanced: Echelons of Skill  Thepath of mastery is like climbing a series of ladders with platforms between each.  Each rung in the ladder represents a specific new skill that you must purposefully use to achieve the goal  Upon reaching each platform, you will obtain an enlightened understanding of the skills permitted to get there.  First you must learn the acknowledge simply that a technology works  Second you learn how it is supposed to work  Third you learn how it really works  Fourth you learn how to break it Public Preparation  If I had six hours to chop down a tree, I would spend the first four sharpening the axe…………Abraham Lincoln  Preparation for an attack is critical for any attacker  Preparation in the form of reconnaissance, is an extremely important process that can not be hurried through  Reconnaissance: is the how to properly perform reconnaissance on a target organization  APT hacker will take his time testing all the tools and techniques to be used in an attack  This can cover: testing an exploit, rootkit, backdoor, or phishing website. To make sure all are worked out before executing an attack Public Patience  Patience is a characteristic of APT  APTspent lots of time reconnaissance while traditional hackers spent little  APTspent lots of time testing all the tools and techniques to be used in an attack  APThackers ensure that each phase of the attack is tested well, otherwise alerting the target is no option Public Social Omni-Science  Social Engineering: any act that influence a person to an action that may or may not be in their best interest.  Social Engineering is defined by understanding the pic picture of how all social elements affect the security of a target. Examples:  Inter-relationship between employees and managers  Inter-relationships between departments within organizations  Impact of geological diversity of companies  Business policies and procedures  Company politics  Ethnic differences and diversity of employees  Overall security awareness and importance placed on security  World events external to organization  Employee skills  Impact of holidays and vacation Public Always Target the Weakest Link  Manyattackers simply target the systems they know how to compromise  AnAPT hacker analyzes a target organization and specifically identifies and select the weakest link for attack. Public Always Target the Weakest Link  APThacker has an entire toolset of attacks and techniques to choose from  Heor she chooses the technique that exploits the specific weakest link in the chain at the target organization to quickly access to the desired asset  Can guarantee success by performing ample:  Reconnaissance  Understanding the target  Waiting for the opportune time  Then target the weakest link Public Exploitless Exploits  ExploitlessExploits: work by simply using a technology as it’s intended to accomplish our goals  One example of Exploitless exploit could be tailgating on an administrative channel.  An APT hacker will also use:  Memory corruption exploit  Preexisting exploit Public Think Outside the Box  It is critical for any hacker especially APT hacker  It is an ability you can learn, you do not need to be born with it  What in the box:  Constraints of assumptions  Traditional thinking  Group thought  Thinking outside the box means is thinking without the above constrains of assumption or convention  The box is constructed of the rules put in place by:  pragmatism  Human nature  People in authority  Your peers Public Think Outside the Box  AnAPT hacker thinks outside the box in every phase of a successful attack  From inception to clean up  Nature of being criminal  Not restricted by rules  No fear of the law  The Bicycles story Public The Process of Thinking Outside the Box There are four major techniques with the generic process: Find a creative are (space and time) Think without your filter Just write Create first, filter second Public Look for Misdirection  Organizations always show off with their security systems for misdirection Public Keep it Simple, Stupid (KISS)  Despiteall of the attack vectors, techniques, and tools available to the APT hacker, you must strive to keep your attacks as simple and elegant as possible. Public APT Hacking Core Steps  There are seven major steps within each phase of AHM:  Reconnaissance  Enumeration  Exploitation  Maintaining Access  Clean up  Although these phases are performed in this order, they can be iterative, and can be performed in a different order, or many times within one attack Public Reconnaissance  Most critical step for an APT hacker  Performing proper reconnaissance is one of the core differences between a smart threat and an advanced threat.  This phase can not be rushed or undervalued.  Asan APT hacker, you must take all the time necessary to fully understand:  Your target  Its business  Its people  The technologies in place Public Enumeration  Considered the final part of reconnaissance where you focus on identifying specific details about a particular piece or system within an organization  For example, identifying:  Specific software version  User name structure  Responsible parties for specific systems Public Exploitation  It is the phase everyone’s minds go straight to when discussing hacking  Thisis where you take advantage of the vulnerabilities you have identified in the previous two phases of reconnaissance and enumeration.  Itwill typically get you some foothold into a target organization  The key to success during the exploitation phase is to have prepared properly Public Clean Up  Clearing up takes many different forms during an attack  It may involve cleaning up evidence of successful:  Exploitation  Removing evidence of the method used to maintain access to a system  Completely removing all traces of enumeration and reconnaissance Public Progression  It may be gaining more rights to the system that was compromised during the exploitation phase  Some people refer to parts of this phase as:  Lily-padding  Leapfrogging  Pivoting Public Exfiltration  As an APT hacker, you must consider the most effective way to get the data you need from your target Public APT Hacker Attack Phases  There are five major phases that we will systematically go through when targeting and attacking a specific organizations:  Reconnaissance: all available information regarding the target is obtained and analyzed  Spear social engineering: specific individuals who are likely to be exploitable and who are likely to have some level of access to the target asset are manipulated via purely digital methods into disclosing:  Sensitive information  Credentials  Obtaining remote access to the user’s system  Digital methods including e-mail, instant messaging systems, USB drives, and others Public APT Hacker Attack Phases  Remote and wireless: based on reconnaissance data, remote locations, wireless systems, and remote end users are targeted due to less restrictive security controls being in place.  Wireless networks and wireless vulnerabilities are targeted to provide as much anonymity as possible while still within close physical proximity to systems owned by the target organization.  End-user wireless clients are also targeted using specially designed and extensible rogue wireless access points Public Hardware spear-phishing  Endusers and key physical locations are targeted using Trojan hardware devices  Purpose-built hardware devices that can compromise an attached computer system or remotely accessible bugging systems Public Physical infiltration  Target specific physical locations including:  Facilities owned by the target organization  Homes of target users  Remote third-party facilities  Remote workers at hotel rooms  We will combine our physical infiltration with attacks designed to compromise:  key technical systems  Bug y physical areas  Obtain access to intermediate  Target physical assets Public ATP Hacker Foundational Tools  Primarypurpose of these tools is to maintain as much of our anonymity as possible Public Anonymous Purchasing  Youcan purchase any tools or services we need using:  Credit card gift cards  Digital currencies  Credit card gifts cards do not require any personal information for activation, when checking out, you can simply choose any name and address as the credit card owner  Digital currency also known as crypto-currency, such as Bitcoin or Litecoin. They are made to keep all of your transactions anonymous, and many on-line retailers are accepting them. Public Anonymous Internet Activity  Three primary technologies:  Open, free, or vulnerable wireless networks  Virtual private server pivots  Web and socks proxy Public Anonymous Internet Activity  Themost basic example, we can use an open wireless network to probe and attack our target organization. The logs in the target server would show the IP address of the Free_Wifi_Hotspot public IP address  Thepurpose is to use these methods to delay investigators for any unreasonable amount of time, and move to another place. Public Anonymous Phone Calls  You must use a burn phone, a phone used temporarily and then discarded when we are finished  There are also Internet-based Voice Over IP (VOIP) system that we can use to place phone calls.  Thereare also hardware – and software-based voice changing systems that can actually work quite well. Public APT Hacker Terms  Target Asset: our ultimate intended asset at the target organization (i.e. trade secrets, intellectual property, valuables)  Intermediate asset: any asset that will help us reach our intended target asset (e.g., a compromised computer, compromised phone, bugged phone)  Beachhead: the first compromised host asset at the target organization  Lily Pad: any intermediate asset that is used to progress toward a target asset  Pivot: similar to lily pad, a pivot is an intermediate asset to target an otherwise inaccessible intermediate asset Public

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