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CertNexus CFR-410 Exam - Topic 4 Question 52 Discussion

During a security investigation, a suspicious Linux laptop is found in the server room. The laptop is processing information and indicating network activity. The investigator is preparing to launch an investigation todetermine what is happening with this laptop. Which of the following is the MOST appropriate set of Linux commands that should be executed to conduct the investigation?
A) iperf, traceroute, whois, ls, chown, cat and B) iperf, wget, traceroute, dc3dd, ls, whois
C) lsof, chmod, nano, whois, chown, ls
D) lsof, ifconfig, who, ps, ls, tcpdump

CertNexus CFR-410 Exam - Topic 4 Question 52 Discussion

Actual exam question for CertNexus's CFR-410 exam
Question #: 52
Topic #: 4
[All CFR-410 Questions]

During a security investigation, a suspicious Linux laptop is found in the server room. The laptop is processing information and indicating network activity. The investigator is preparing to launch an investigation to

determine what is happening with this laptop. Which of the following is the MOST appropriate set of Linux commands that should be executed to conduct the investigation?

Show Suggested Answer Hide Answer
Suggested Answer: A, B

by Kendra at Jan 11, 2025, 07:26 AM

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Chau
10 months ago
Surprised that no one mentioned checking logs first!
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Almeta
10 months ago
I’d go with B for the wget, but D seems solid too.
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Albina
11 months ago
Wait, why would you need ifconfig? Isn't that outdated?
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Simona
11 months ago
Definitely agree, lsof and tcpdump are essential!
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Mary
11 months ago
I think option D is the best choice for this situation.
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Chaya
11 months ago
I’m a bit confused about the right commands, but I remember that ls and whois are common. I just can’t recall if they’re enough for a full investigation.
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Mickie
12 months ago
I think I saw a question similar to this where we needed to check active processes and network connections, which makes me think lsof and ifconfig are crucial.
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Silva
12 months ago
I'm not entirely sure, but I feel like whois and ps are important for checking user activity, which makes me lean towards option D as well.
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Elvera
12 months ago
I remember practicing with lsof and tcpdump for network investigations, so I think option D might be the best choice.
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Christa
12 months ago
I'm a bit confused by this question. There are a lot of different commands listed, and I'm not sure which ones would be the most appropriate for a security investigation. I'll need to do some research on the purpose and functionality of each command to determine the best approach.
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Lucina
12 months ago
Okay, I've got this. The key here is to focus on commands that will allow me to gather information about the network activity and processes running on the laptop. I think option D looks the most promising - commands like lsof, ifconfig, and tcpdump would be really useful for this type of investigation.
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Ivory
12 months ago
Hmm, this is a tricky one. There are a lot of different commands listed, and I'm not sure which ones would be the most appropriate for a security investigation. I'll need to think carefully about the purpose of each command and how they could be used to gather relevant information.
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Kaitlyn
1 year ago
This question seems straightforward - we need to identify the most appropriate set of Linux commands to conduct a security investigation on a suspicious laptop. I'll carefully review each option and think about the specific commands that would be most useful in this scenario.
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Stevie
1 year ago
Wait, is this a Linux version of 'Where's Waldo'? I'm just here to find the laptop and give it a stern talking-to for being in the wrong place.
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Vi
1 year ago
C) lsof, chmod, nano, whois, chown, ls
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Laurene
1 year ago
B) iperf, wget, traceroute, dc3dd, ls, whois
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Lanie
1 year ago
A) iperf, traceroute, whois, ls, chown, cat
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Bette
1 year ago
Hold on, did someone say server room? That's where the real action is! I'm ready to crack this case wide open with the right set of commands.
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Harrison
1 year ago
Hmm, this is tricky. I bet the answer is hidden in plain sight, like a needle in a haystack of Linux commands.
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Angella
1 year ago
I would go with option D, it includes commands for checking network connections and processes.
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Rutha
1 year ago
D) lsof, ifconfig, who, ps, ls, tcpdump
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Gearldine
1 year ago
I think option A looks good, it covers network activity and file management commands.
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Fidelia
1 year ago
A) iperf, traceroute, whois, ls, chown, cat
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Leonie
1 year ago
Oooh, looks like we've got a mystery on our hands! Time to put on my detective hat and see what these Linux commands can uncover.
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Tijuana
1 year ago
After that, we can check the processes with ps and see if anything suspicious is running.
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Luther
1 year ago
Agreed, we can also use tcpdump to capture network traffic and see where it's going.
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Casandra
1 year ago
I think we should start by running lsof to see what files are being accessed.
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Pauline
1 year ago
The options seem promising, but I'm not sure what the best commands would be for this specific investigation. Guess I'll have to dig deeper into each set to figure it out.
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Ardella
1 year ago
User 2: Yeah, I agree. Those commands seem like they would give us the most information about what's going on with the laptop.
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Laquita
1 year ago
User 1: I think option D looks like the best choice for investigating the suspicious Linux laptop.
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Iluminada
1 year ago
I'm not sure, but I think option D includes commands that can help us analyze the network activity.
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Rodolfo
1 year ago
I agree, option D seems to have the most relevant commands for the investigation.
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Elise
1 year ago
I think we should use option D.
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