Pass the Cisco CyberOps Professional 350-201 Questions and answers with ValidTests

The stage of the threat kill chain indicated by the URIs of inbound web requests from known malicious Internet scanners is reconnaissance. During this stage, attackers are gathering information about the target system, looking for vulnerabilities or weak points that can be exploited. The URIs provided in the exhibit suggest attempts to discover administrative interfaces, exploit known vulnerabilities, and test for common web application weaknesses such as cross-site scripting (XSS) and SQL injection. These activities are characteristic of the reconnaissance phase, where attackers are probing and mapping out the target environment to plan their subsequent moves.

The combination of increased incoming spam emails and web scraping alerts suggests a phishing attempt. Phishing is a type of social engineering attack where attackers send fraudulent messages designed to trick individuals into revealing sensitive information or deploying malicious software. Web scraping can be used to gather email addresses for such campaigns

 Upon receiving an alert of a zero-day vulnerability, the first step an engineer should take is to initiate a triage meeting to acknowledge the vulnerability and assess its potential impact2. This step is crucial for understanding the severity of the vulnerability, determining the scope of affected systems, and deciding on the subsequent actions to mitigate the risk. It involves gathering the relevant stakeholders and security experts to evaluate the threat and develop a response plan2.

 If multiple assets received requests on TCP port 79, which is associated with the Finger service, the SOC team should take action to disable the Finger service on affected devices. This service is known to be used for reconnaissance by attackers, and disabling it can help mitigate the attack and prevent further information leakage

Predictive analytics is the most suitable data analytic technique for anticipating future cyberattacks. It involves using historical data, statistical algorithms, and machine learning techniques to identify the likelihood of future outcomes based on patterns and trends. This approach can help organizations forecast potential cyber threats and take proactive measures to mitigate them before they occur123.

The MIME type that should be followed is indicated by the x-content-type-options header in HTTP responses. This header is used to instruct the browser not to attempt MIME type sniffing, but to stick with the MIME type declared by the server. This can help prevent security risks associated with incorrect MIME type interpretation, such as executing non-executable MIME types as if they were scripts12.

References:

The Performing CyberOps Using Cisco Security Technologies (CBRCOR) course guides learners through cybersecurity operations fundamentals, including how to interpret security event logs and understand access control policies1.

The Cisco Certified CyberOps Associate certification provides knowledge on monitoring, detecting, and responding to cybersecurity threats, which includes understanding the significance of access control rules in network traffic management2.

The risk value for an asset is typically calculated by multiplying the likelihood of a threat occurring by the impact that the threat would have if it did occur. In the exhibit provided, the ‘payment process’ has a likelihood of 5 and an impact of 10, which when multiplied together gives a risk value of 50. This is the highest risk value when compared to the other assets listed, making the payment process the asset with the highest risk value.

References:

Cisco’s CyberOps Using Core Security Technologies documentation emphasizes understanding and managing risks to an organization’s information assets. This includes identifying vulnerabilities and threats, assessing their potential impact, and calculating risk values to prioritize response actions1.

The Cisco Certified CyberOps Associate Overview outlines knowledge areas such as security concepts and intrusion analysis, relevant to investigating and responding to security incidents

 To prevent a security breach exploiting the Netlogon Remote Protocol vulnerability from reoccurring, the incident response team should implement a patch management process and apply existing patches to the company servers5. Patch management ensures that all systems are up-to-date with the latest security patches, which can prevent known vulnerabilities from being exploited6. Applying existing patches is a critical step in securing systems against identified threats, such as the Netlogon Remote Protocol vulnerability5.

The IP address 192.168.1.209 is associated with a critical risk level due to data exfiltration activities. Data exfiltration refers to the unauthorized transfer of data from a computer or other device, which can be a significant security threat as it may involve sensitive or proprietary information being taken out of the network. Given the severity of the risk and the nature of the activity, the immediate next step is to isolate the device to prevent further unauthorized data transfer and to contain the potential breach. This action will also allow fora more thorough investigation without the risk of additional data loss or network compromise1.

References:

Cisco’s CyberOps Using Core Security Technologies course provides insights into identifying and responding to cybersecurity threats, including data exfiltration2.

The Cisco Certified CyberOps Associate certification emphasizes the skills needed to work in a Security Operations Center (SOC), including the handling of critical threats and the isolation of affected devices

When an unidentified connection is detected and there is evidence of potentially malicious activity, such as the creation of a PE format file in the system directory, the immediate step should be to isolate the server to prevent any further potential breach or spread of malware. Forensic analysis of the file is crucial to understand the nature of the threat and the method of attack, which will inform the response and mitigation strategy.