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CFR-210 Questions and Answers

Question # 6

Click the exhibit button. Which of the following Windows tools is executed?

A.

nmap

B.

netstat

C.

tracert

D.

traceroute

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Question # 7

A forensics analyst is analyzing an executable and thinks it may have some text of interest hidden within it. Which of the following tools can the analyst use to assist in validating the suspicion?

A.

Isof

B.

cat command

C.

hex editor

D.

more

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Question # 8

Why is it important to update system clocks from a single time source?

A.

For backup data timestamps

B.

To ensure device data integrity

C.

For log data correlation

D.

To assist in network data packet capture

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Question # 9

An attacker has exfiltrated the SAM file from a Windows workstation. Which of the following attacks is MOST likely being perpetrated?

A.

user enumeration

B.

Brute forcing

C.

Password sniffing

D.

Hijacking/rooting

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Question # 10

A logfile generated from a Windows server was moved to a Linux system for further analysis. A system administrator is now making edits to the file with vi and notices the file contains numerous instances of Ctrl-M (^M) characters. Which of the following command line tools is the administrator MOST likely to use to remove these characters from the logfile? (Choose two.)

A.

tr

B.

cut

C.

cat

D.

unix2dos

E.

awk

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Question # 11

During a malware outbreak, a security analyst has been asked to capture network traffic in hourly increments for analysis by the incident response team. Which of the following tcpdump commands would generate hourly pcap files?

A.

tcpdump –nn –i eth0 –w output.pcap –C 100 –W 10

B.

tcpdump –nn –i eth0 –w output.pcap –W 24

C.

tcpdump –nn –i eth0 –w output.pcap –G 3600 –W 14

D.

tcpdump –nn –i eth0 –w output.pcap

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Question # 12

An incident responder notices many entries in an apache access log file that contain semicolons. Which of the following attacks is MOST likely being attempted?

A.

SQL injection

B.

Remote file inclusion

C.

Account brute force

D.

Cross-site scripting

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Question # 13

Which of the following are reasons that a hacker would execute a DoS or a DDoS attack? (Choose two.)

A.

To determine network bandwidth

B.

To distract the incident response team

C.

To distract the remediation team

D.

To promote business operations

E.

To compromise a system and reuse the IP address

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Question # 14

A user reports a pop-up error when starting a Windows machine. The error states that the machine has been infected with a virus and instructs the user to download a new antivirus client. In which of the following locations should the incidentresponder check to find what is generating the error message? (Choose two.)

A.

Auto-start registry keys

B.

Device Manager

C.

Event Viewer

D.

Programs and Features

E.

Browser history

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Question # 15

A DMZ web server has been compromised. During the log review, the incident responder wants to parse all common internal Class A addresses from the log. Which of the following commands should the responder use to accomplish this?

A.

grep –x”(10.[0-9]+.[0-9]+.[0-9]+)” etc/rc.d/apache2/access.log | output.txt

B.

grep –x”(192.168.[0.9]+[0-9])” bin/apache2/access.log | output.txt

C.

grep –v”(10.[0-9]+.[0-9]+.[0-9]+)” /var/log/apache2/access.log > output.txt

D.

grep –v”(192.168.[0.9]+[0-9]+)” /var/log/apache2/access.log > output.txt

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