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Welcome to the Reversing Malware MCQs Page

Dive deep into the fascinating world of Reversing Malware with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Reversing Malware, a crucial aspect of Reverse Engineering. In this section, you will encounter a diverse range of MCQs that cover various aspects of Reversing Malware, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Reverse Engineering.

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Check out the MCQs below to embark on an enriching journey through Reversing Malware. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Reverse Engineering.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Reversing Malware. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Reversing Malware MCQs | Page 8 of 10

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Q71.
How can metamorphic engines make malware more difficult to identify?

a.

By altering the entire program each time it is replicated

b.

By scanning the code and extracting high-level information

c.

By adding more instructions to the program

d.

By rearranging the order of functions

Discuss
Answer: (a).By altering the entire program each time it is replicated Explanation:Metamorphic engines can alter the entire program each time it is replicated, making it difficult for antivirus programs to use signature-matching techniques to identify the malware.
Q72.
What should you do before attempting to analyze malware?

a.

Connect your machine to the Internet

b.

Use a virtual machine that is connected to the host and the Internet

c.

Allocate a dedicated machine that is not connected to any network

d.

Use a non-recordable CD to transfer the malware

Discuss
Answer: (c).Allocate a dedicated machine that is not connected to any network Explanation:It is recommended allocating a dedicated machine that is not connected to any network for analyzing malware.
Q73.
What is the recommended method for transferring executables to the test system?

a.

Use a recordable CD or DVD

b.

Use a USB drive

c.

Send them over the Internet

d.

Rename the file with a non-executable extension

Discuss
Answer: (a).Use a recordable CD or DVD Explanation:It is recommended using a recordable CD or DVD to transfer executables to the test system to prevent the malware from replicating itself onto the disc.
Q74.
Why is it important to rename the malicious program with a nonexecutable extension?

a.

To prevent the program from being accidentally launched

b.

To make it easier to identify the program

c.

To make the program more difficult to analyze

d.

To prevent the program from infecting other systems

Discuss
Answer: (a).To prevent the program from being accidentally launched Explanation:It is recommended renaming the malicious program with a nonexecutable extension to prevent it from accidentally being launched.
Q75.
What is the Trojan/Backdoor.Hacarmy.D?

a.

A program that is difficult to reverse

b.

A malicious program that lacks any automated self-replication mechanisms

c.

A program that spreads itself automatically

d.

A harmless picture file

Discuss
Answer: (b).A malicious program that lacks any automated self-replication mechanisms Explanation:The Trojan/Backdoor.Hacarmy.D is a malicious program that lacks any automated self-replication mechanisms.
Q76.
What is the file extension used for screen savers?

a.

.scr

b.

.exe

c.

.jpg

d.

.doc

Discuss
Answer: (a)..scr Explanation:The file extension used for screen savers is .scr.
Q77.
What is the purpose of using a file name like "Webcam Shots.scr" for the Trojan?

a.

To make it look like a regular program

b.

To make it look like a picture file

c.

To make it difficult to reverse

d.

To make it easy to identify as a Trojan

Discuss
Answer: (b).To make it look like a picture file Explanation:The purpose of using a file name like "Webcam Shots.scr" is to make it look like a picture file, so that the user might actually think that they’re pictures, when in fact they are programs.
Q78.
How is the Trojan/Backdoor.Hacarmy.D typically distributed?

a.

As an innocent picture file

b.

As a harmless text file

c.

As a word processor with an .scr extension

d.

As an application icon

Discuss
Answer: (a).As an innocent picture file Explanation:The Trojan/Backdoor.Hacarmy.D is typically distributed as an innocent picture file, with various file names such as a picture of soccer star David Beckham or claiming to contain proof that Nick Berg, an American civilian who was murdered in Iraq in May of 2004, is still alive.
Q79.
What is the purpose of running an executable through DUMPBIN or a similar program?

a.

To compress the executable program

b.

To encrypt the executable program

c.

To dump the basic headers and imports/export entries in the executable program

d.

To restore the executable program to its original state in memory

Discuss
Answer: (c).To dump the basic headers and imports/export entries in the executable program Explanation:Running an executable through DUMPBIN or a similar program is done to dump the basic headers and imports/export entries in the executable program.
Q80.
What is UPX?

a.

An open-source executable packer

b.

A Trojan/Backdoor program

c.

A screen saver program

d.

A compression tool

Discuss
Answer: (a).An open-source executable packer Explanation:UPX is an open-source executable packer, which is a program that compresses or encrypts an executable program in place.
Page 8 of 10

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