Quick Answer
FTK Imager is the correct choice for live RAM acquisition because it captures volatile memory on Windows systems through a kernel-level driver that reads physical memory directly without altering the system state. This tool creates a forensic image in formats like .mem or .raw while automatically generating MD5 and SHA1 hashes to ensure data integrity, making it specifically designed for live memory acquisition without compromising evidence. On the CHFI exam, this question tests your understanding of volatile data collection procedures and the distinction between tools that modify system state and those that do not—a common trap is confusing FTK Imager with tools like DumpIt or WinPmem, which also capture RAM but may not be as widely recognized for forensic integrity. Remember the mnemonic “FIKI” (FTK Imager Keeps Integrity) to recall that its kernel-level driver ensures a clean, unaltered capture of live memory.
This CHFI practice question tests your understanding of computer forensics fundamentals and process. 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.
A forensic investigator is preparing to acquire the contents of a live system's RAM. Which of the following tools is specifically designed for this purpose and captures memory without altering the system state?
Tableau write blocker
Why wrong: Write blockers are hardware devices for disk acquisition, not memory capture.
EnCase
Why wrong: EnCase primarily acquires disk images, not RAM.
FTK Imager
FTK Imager includes a memory capture feature that preserves the system state.
dd
Why wrong: dd can capture memory but may not be the most forensically sound without additional precautions.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
FTK Imager
FTK Imager is specifically designed for live memory acquisition on Windows systems, capturing RAM contents via a kernel-level driver (e.g., win32dd or FTK Imager's own memory capture module) that reads physical memory without modifying the system state. It creates a forensic image (e.g., .mem or .raw) while maintaining data integrity through hashing (MD5/SHA1). This makes it the correct choice for acquiring RAM from a live system without altering evidence.
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.
Tableau write blocker
Why it's wrong here
Write blockers are hardware devices for disk acquisition, not memory capture.
EnCase
Why it's wrong here
EnCase primarily acquires disk images, not RAM.
FTK Imager
Why this is correct
FTK Imager includes a memory capture feature that preserves the system state.
Related concept
Read the scenario before looking for a memorised answer.
dd
Why it's wrong here
dd can capture memory but may not be the most forensically sound without additional precautions.
Common exam traps
EC-Council often tests the misconception that dd is the universal forensic acquisition tool, but candidates forget that dd lacks built-in integrity verification and can alter system state when reading live memory on Windows, making FTK Imager the safer, purpose-built choice for RAM capture.
Detailed technical explanation
FTK Imager leverages the Windows API functions like CreateFile with \\.\PhysicalMemory to access raw physical memory, but on 64-bit systems, this requires a kernel driver (e.g., FTK Imager's own driver or winpmem) due to PatchGuard protections. A real-world scenario: acquiring RAM from a live server running ransomware—FTK Imager can capture volatile data like encryption keys or process lists without triggering anti-forensic mechanisms that detect tool execution, as it minimizes memory footprint and uses low-level I/O.
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 CHFI 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
Computer Forensics Fundamentals and Process — This question tests Computer Forensics Fundamentals and Process — Read the scenario before looking for a memorised answer..
The correct answer is: FTK Imager — FTK Imager is specifically designed for live memory acquisition on Windows systems, capturing RAM contents via a kernel-level driver (e.g., win32dd or FTK Imager's own memory capture module) that reads physical memory without modifying the system state. It creates a forensic image (e.g., .mem or .raw) while maintaining data integrity through hashing (MD5/SHA1). This makes it the correct choice for acquiring RAM from a live system without altering evidence.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
This CHFI 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 CHFI exam.
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