Multiple Choice
A user receives a potentially malicious email that contains spelling errors and a PDF document. A security analyst reviews the email and decides to download the attachment to a Linux sandbox for review. Which of the following commands would MOST likely indicate if the email is malicious?
A) sha256sum ~/Desktop/file.pdf
B) file ~/Desktop/file.pdf
C) strings ~/Desktop/file.pdf | grep "<script"
D) cat < ~/Desktop/file.pdf | grep -i .exe
Correct Answer:
Verified
Correct Answer:
Verified
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