2026 Actual Cisco 300-215 Dumps, Updated Exam Questions for Guaranteed Pass

300-215 free sample questions and answers

Cisco 300-215 practice quiz with correct answers for search indexing.

1. Question 1

   Refer to the exhibit.

   

   Which encoding method is used to obfuscate the script?

   AASCII85 encoding
   

   BBase64 encoding
   

   Cmetamorphic encoding
   

   Dhex encoding
   

   Correct answer: D

   
   

2. Question 2

   What is an antiforensic technique to cover a digital footprint?

   Aauthorization
   

   Bobfuscation
   

   Cprivilege escalation
   

   Dauthentication
   

   Correct answer: B

   Antiforensic techniques are methods attackers use to cover their tracks. According to the Cisco CyberOps curriculum, ''obfuscation'' refers to techniques such as encoding, encrypting, or otherwise disguising commands, payloads, or scripts to avoid detection and analysis. This is a standard antiforensic tactic used to prevent attribution and hinder forensic investigation.

   Options like privilege escalation and authentication are part of attack vectors or access control and not antiforensic methods.

   
   

3. Question 3

   Refer to the exhibit.

   

   Ahex encoding
   

   Bmetamorphic encoding
   

   CASCII85 encoding
   

   DBase64 encoding
   

   Correct answer: D

   The string shown is long, alphanumeric, and includes both uppercase and lowercase letters with numbers---characteristics of Base64 encoding. This format is widely used to obfuscate payloads in malicious scripts, particularly in phishing or malware campaigns. Base64 encoding is also supported by Python and other platforms for data transformation.

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4. Question 4

   During a network-based incident response investigation, an analyst detects suspicious outbound traffic from a compromised web server to multiple external IP addresses over TCP port 443. The analyst uses Wireshark to capture packets and applies display filters to isolate the traffic. Initial analysis suggests data exfiltration, but the analyst needs to correlate this activity with other data sources to determine the full attack vector, host-based indicators, and appropriate mitigation.

   Which data sources and analysis methods should the analyst use to correlate the network findings and develop a comprehensive incident response?

   ACorrelate NetFlow data for volumetric patterns, analyze web server access logs for suspicious HTTP methods and URL patterns, review process execution logs on the compromised host, and cross-reference the external IPs against threat intelligence sources
   

   BExamine SNMP traps from network devices, analyze DHCP lease allocations, perform MAC address spoofing detection, and check ARP cache entries for inconsistencies
   

   CDecode all TLS/SSL certificates found in pcap files, extract YARA rule signatures from encrypted payloads, and perform hex editor analysis on packet headers to identify obfuscation
   

   DUse Volatility to extract memory dumps from the network switch, analyze kernel module loadings for rootkit signatures, and correlate with Cisco AMP for Endpoints detonation reports only
   

   Correct answer: A

   The correct answer properly addresses objective 3.2 by identifying the need to correlate both network-based and host-based activities. NetFlow analysis reveals traffic patterns and volume, web server access logs (Apache/NGINX) show what the compromised application served, process execution logs indicate which processes initiated the connections, and threat intelligence correlation helps identify the external threat actors. This layered approach creates the IOC/IOA analysis needed for incident response.

   The second option focuses on layer 2 and DHCP data, which is not relevant to outbound HTTPS data exfiltration over TCP 443. The third option attempts to decode encrypted TLS traffic (which is not feasible without keys) and misapplies YARA rules to encrypted payloads. The fourth option incorrectly suggests extracting memory from network switches (not applicable) and overly relies on endpoint detonation reports while ignoring the actual host logs needed to understand the attack chain.

5. Question 5

   An organization experienced a ransomware attack that resulted in the successful infection of their workstations within their network. As part of the incident response process, the organization's cybersecurity team must prepare a comprehensive root cause analysis report. This report aims to identify the primary factor or factors responsible for the successful ransomware attack and to formulate effective strategies to prevent similar incidents in the future. In this context, what should the cybersecurity engineer emphasize in the root cause analysis report to demonstrate the underlying cause of the incident?

   Aevaluation of user awareness and training programs aimed at preventing ransomware attacks
   

   Banalysis of the organization's network architecture and security infrastructure
   

   Cdetailed examination of the ransomware variant, its encryption techniques, and command-and-control servers
   

   Dvulnerabilities present in the organization's software and systems that were exploited by the ransomware
   

   Correct answer: D

   The root cause analysis report's main goal is to identify what allowed the ransomware to successfully infect systems. The Cisco CyberOps Associate guide emphasizes the importance of uncovering and mitigating the actual vulnerabilities that were exploited during an incident. These could include outdated software, unpatched systems, or poor access control. While understanding the encryption technique or C2 server is helpful for threat intelligence, it does not address the root cause.

   The guide states:

   'Effective IR helps professionals to leverage the information collected from a security incident to better understand the intrusion and its functionality... this data helps the security team to be better prepared and equipped to handle future incidents'.

   Identifying the exploited vulnerabilities enables future prevention strategies such as patch management, configuration hardening, and reducing attack surfaces.

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