Quick Answer
The answer is John the Ripper, as it is the best-suited tool for performing a dictionary attack against Windows password hashes. This tool works by taking a list of captured NTLM hashes and systematically comparing each hash against the output of a wordlist of candidate passwords, hashing each word with the same algorithm until a match is found. On the Certified Ethical Hacker CEH exam, this scenario tests your understanding of post-exploitation hash cracking methodology, often appearing in questions about lateral movement or privilege escalation after a successful hash dump. A common trap is choosing a tool like Cain & Abel or Hashcat, but remember that John the Ripper is explicitly designed for offline dictionary attacks across multiple hash formats, including Windows NTLM. For a quick memory tip, think “John cracks the hash with a wordlist” — the name itself links to the core function of a dictionary attack.
This CEH practice question tests your understanding of enumeration and system hacking. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
During a penetration test, you receive a list of password hashes from a Windows server. Which of the following tools would be BEST suited to perform a dictionary attack against these hashes?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "best"
Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Nmap
Why wrong: Nmap is a network scanner.
John the Ripper
John the Ripper is designed for password cracking.
Wireshark
Why wrong: Wireshark is a network protocol analyzer.
Metasploit
Why wrong: Metasploit is an exploitation framework.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
John the Ripper
John the Ripper is a dedicated password cracking tool that supports dictionary attacks against various hash types, including Windows NTLM hashes. It takes the list of hashes and compares them against a wordlist of candidate passwords, making it the best choice for this task.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Nmap
Why it's wrong here
Nmap is a network scanner.
John the Ripper
Why this is correct
John the Ripper is designed for password cracking.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Wireshark
Why it's wrong here
Wireshark is a network protocol analyzer.
Metasploit
Why it's wrong here
Metasploit is an exploitation framework.
Common exam traps
EC-Council often tests the distinction between tools that capture hashes (like Metasploit's hashdump) versus tools that crack them (like John the Ripper), leading candidates to mistakenly choose Metasploit for the cracking phase.
Detailed technical explanation
John the Ripper works by reading the hash file, detecting the hash type (e.g., NTLM via the '--format=nt' flag), and then iterating through a wordlist, hashing each candidate with the same algorithm and comparing the result. In a real-world scenario, combining John with rules (e.g., '--rules=best64') can mutate dictionary words to increase success rates against weak passwords, a technique often used in post-exploitation password audits.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A practitioner preparing for the CEH exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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FAQ
Enumeration and System Hacking — This question tests Enumeration and System Hacking — Read the scenario before looking for a memorised answer..
The correct answer is: John the Ripper — John the Ripper is a dedicated password cracking tool that supports dictionary attacks against various hash types, including Windows NTLM hashes. It takes the list of hashes and compares them against a wordlist of candidate passwords, making it the best choice for this task.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Yes — watch for: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
This CEH practice question is part of Courseiva's free EC-Council certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CEH exam.
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