CAS-004 Security Operations Practice Question
During a malware analysis, an analyst runs a suspicious binary in a sandbox and observes that it attempts to communicate with a known malicious IP address, modifies registry keys, and creates a service. The analyst then extracts strings from the binary and finds references to a specific C2 server. Which analysis phase does the extraction of strings represent?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
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Static analysis
Static analysis involves examining the binary without executing it, such as extracting strings and PE headers.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Dynamic analysis
Why it's wrong here
Dynamic analysis involves running the binary.
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Reverse engineering
Why it's wrong here
Reverse engineering is a deeper analysis, often involving disassembly.
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Static analysis
Why this is correct
String extraction is a static analysis technique.
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Memory analysis
Why it's wrong here
Memory analysis examines RAM dumps.
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Written by Johnson Ajibi, MSc IT Security
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