Cisco Conducting Forensic Analysis & Incident Response Using Cisco Technologies for CyberOps 出題範圍廣、題型靈活，是不少考生心中的硬骨頭。Fast2test 的 300-215 題庫以 187 道模擬試題帶您熟悉出題邏輯，一題一題累積實力，逐步建立應考信心。

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問題 #1

Refer to the exhibit.
192.168.1.1 - - [10/Oct/2023:13:55:36 +0000] " GET /index.html HTTP/1.1 " 200 532
192.168.1.2 - - [10/Oct/2023:13:56:01 +0000] " POST /login.php HTTP/1.1 " 302 1234
203.0.113.5 - - [10/Oct/2023:13:56:56 +0000] " GET /images/logo.png HTTP/1.1 " 200 2067
198.51.100.23 - - [10/Oct/2023:13:57:32 +0000] " GET /robots.txt HTTP/1.1 " 404 234
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345678 HTTP/1.1 "
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345679 HTTP/1.1 "
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345680 HTTP/1.1 "
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345681 HTTP/1.1 "
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345682 HTTP/1.1 "
203.0.113.7 - - [10/Oct/2023:13:58:16 +0000] " GET /admin?user=test & pass=012345683 HTTP/1.1 " An engineer analyzes an incomplete traffic log obtained from Apache. The web server reportedly suffered sudden performance degradation and then crashed. Based on the log, a potential cause must be determined before the server is restarted. Which action would prevent the server from experiencing the same problem again?

A. Set up a web application firewall in front of the web server with request limits per IP address.
B. Configure IP-reputation blocking through a web application firewall in front of the web server.
C. Investigate other areas of the server because nothing in the logs indicates a problem.
D. Prevent the password 012345678 from being used by any IP address outside the internal subnet.

問題 #2

An EDR solution reports that a suspicious process dropped a malicious file on endpoint DE23X5940P.
Sandbox analysis shows that the malware propagates through SMB and communicates through an encrypted command-and-control channel. A business-critical solution also depends on SMB. Which action should the security analyst take to respond to the incident and mitigate risk?

A. Deploy an SSL-inspection solution and remove the malware.
B. Isolate the machine and block the command-and-control IP address.
C. Disable SMB communications on all networks.
D. Reimage the machine and reset the user's credentials.

問題 #3

A data breach was recently experienced in which sensitive customer information was exfiltrated by an insider.
After the incident was contained and affected customers were notified, a post-incident analysis was conducted to identify the root cause of the breach and develop recommendations to prevent similar incidents in the future. Which action should an engineer recommend?

A. Update antivirus software and conduct a full system scan on all devices connected to the organization's network.
B. Require all employees to change their passwords and enforce a stronger password policy with rotation.
C. Conduct a penetration test of the network and systems to identify potential vulnerabilities and recommend mitigations.
D. Implement DLP software to monitor and control the flow of sensitive information across the organization.

問題 #4

Refer to the exhibit.

During static analysis of the potentially malicious executable obpdisp.exe, a SOC analyst identifies several functions used by the executable. Which step should the analyst take next to investigate and understand the threat further?

A. Create a named mutex object to prevent the malware from running multiple instances.
B. Ignore the file because static analysis has not identified anything unusual in the sample.
C. Retrieve the address of an exported function to understand the malware's API interactions.
D. Conduct dynamic analysis to observe the malware's behavior in a controlled environment.

問題 #5

What is the transmogrify anti-forensics technique?

A. hiding a section of a malicious file in unused areas of a file
B. sending malicious files over a public network by encapsulation
C. changing the file header of a malicious file to another file type
D. concealing malicious files in ordinary or unsuspecting places

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