ECCouncil Updated 312-85 Exam Questions and Answers by hadi

Threat Grid is a threat intelligence and analysis platform that offers advanced capabilities for automatic data collection, filtering, and analysis. It is designed to help organizations convert raw threat data into meaningful, actionable intelligence. By employing advanced analytics and machine learning, Threat Grid can reduce noise from large data sets, helping to eliminate misrepresentations and enhance the quality of the threat intelligence. This makes it an ideal choice for Tim, who is looking to address the challenges of converting raw data into contextual information and managing the noise from massive data collections.References:

• "Cisco Threat Grid: Unify Your Threat Defense," Cisco
• "Integrating and Automating Threat Intelligence," by Threat Grid

The network administrator collected log files generated by a traffic monitoring system, which falls under the category of low-level data. This type of data might not appear useful at first glance but can reveal significant insights about network activity and potential threats upon thorough analysis. Low-level data includes raw logs, packet captures, and other granular details that, when analyzed properly, can help detect anomalous behaviors or indicators of compromise within the network. This type of information is essential for detection and response efforts, allowing security teams to identify and mitigate threats in real-time.References:

• "Network Forensics: Tracking Hackers through Cyberspace," by Sherri Davidoff and Jonathan Ham, Prentice Hall
• "Real-Time Detection of Anomalous Activity in Dynamic, Heterogeneous Information Systems," IEEE Transactions on Information Forensics and Security

In the cyber kill chain methodology, the phase where Jame is creating a tailored malicious deliverable that includes an exploit and a backdoor is known as 'Weaponization'. During this phase, the attacker prepares by coupling a payload, such as a virus or worm, with an exploit into a deliverable format, intending to compromise the target's system. This step follows the initial 'Reconnaissance' phase, where the attacker gathers information on the target, and precedes the 'Delivery' phase, where the weaponized bundle is transmitted to the target. Weaponization involves the preparation of the malware to exploit the identified vulnerabilities in the target system.References:

• Lockheed Martin's Cyber Kill Chain framework
• "Intelligence-Driven Computer Network Defense Informed by Analysis of Adversary Campaigns and Intrusion Kill Chains," leading to the development of the Cyber Kill Chain framework

In the scenario described, where attackers have penetrated the network and are staging data for exfiltration, Jim should focus on monitoring network traffic for signs of malicious file transfers, implement file integrity monitoring, and scrutinize event logs. This approach is crucial for detecting unusual activity that could indicate data staging, such as large volumes of data being moved to uncommon locations, sudden changes in file integrity, or suspicious entries in event logs. Early detection of these indicators can help in identifying the staging activity before the data is exfiltrated from the network.References:

• NIST Special Publication 800-61 Rev. 2, "Computer Security Incident Handling Guide"
• SANS Institute Reading Room, "Detecting Malicious Activity with DNS and NetFlow"