Spreading similarly to a virus, a worm inserts malicious code into a program or data file.
answer
true
question
Because of how a rootkit replaces operating system files, it can be difficult to remove a rootkit from a system.
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true
question
Software keyloggers are programs that silently capture all keystrokes, including passwords and sensitive information.
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true
question
Successful attacks on computers today consist of a single element, malicious​ software programs that are created to infiltrate computers with the intent to do harm
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false
question
A macro is a series of instructions that can be grouped together as a single command.​
answer
true
question
What term below is used to describe a means of gathering information for an attack by relying on the weaknesses of individuals?
answer
social engineering
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The two types of malware that require user intervention to spread are:
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viruses and trojens
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Which of the following is malicious computer code that reproduces itself on the same computer?
answer
viruses
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One of the armored virus infection techniques utilizes encryption to make virus code more difficult to detect, in addition to separating virus code into different pieces and inject these pieces throughout the infected program code. What is the name for this technique?
answer
swiss cheese
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What type of malware is heavily dependent on a user in order to spread?
answer
virus
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A virus that infects an executable program file is known as?
answer
program virus
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How many different Microsoft Windows file types can be infected with a virus?
answer
70
question
A series of instructions that can be grouped together as a single command and are often used to automate a complex set of tasks or a repeated series of tasks are known as:
answer
a marco
question
Select below the type of malware that appears to have a legitimate use, but actually contains or does something malicious
answer
trojen
question
What type of malware consists of a set of software tools used by an attacker to hide the actions or presence of other types of malicious software, such as Trojans, viruses, or worms?
answer
rootkit
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Computer code that is typically added to a legitimate program but lies dormant until it is triggered by a specific logical event is known as a?
answer
logic bomb
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What type of undocumented yet benign hidden feature launches after a special set of commands, key combinations, or mouse clicks, and was no longer included in Microsoft software after the start of their Trustworthy Computing initiative?
answer
easter egg
question
What kind of software program delivers advertising content in a manner that is unexpected and unwanted by the user, and is typically included in malware?
answer
adware
question
What is the term used to describe unsolicited messages received on instant messaging software?
answer
spim
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Of the three types of mutating malware, what type changes its internal code to one of a set number of predefined mutations whenever it is executed?
answer
oligomorphic malware
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Which of the following is not one of the four methods for classifying the various types of malware?​
answer
source
question
What type of attack is targeted against a smaller group of specific individuals, such as the major executives working for a manufacturing company?​
answer
watering hole
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The physical procedure whereby an unauthorized person gains access to a location by following an authorized user is known as?
answer
tailgating
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What type of system security malware allows for access to a computer, program, or service without authorization?
answer
backdoor
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Malware that locks or prevents a device from functioning properly until a fee has been paid is known as:​
answer
ransoware
question
Malicious software, or ____________________, silently infiltrate computers with the intent to do harm
answer
malware
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In the ____________________ technique, the virus is divided into several parts and the parts are placed at random positions throughout the host program, overwriting the original contents of the host.
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split infection
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A macro virus takes advantage of the "____________________" relationship between the application and the operating system.
answer
trust
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A(n) ____________________ is either a small hardware device or a program that monitors each keystroke a user types on the computer's keyboard.
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keylogger
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_______________ is a general term used to describe software that secretly spies on users by collecting information without their consent.
answer
spyware
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A software program that delivers advertising content in a manner that is unexpected and unwanted by the user.
answer
adware
question
Computer code that lies dormant until it is triggered by a specific logical event
answer
logic bomb
question
A logical computer network of zombies under the control of an attacker.​
answer
botnet
question
A false warning designed to trick users into changing security settings on their computer​
answer
hoax
question
A phishing attack that uses telephone calls instead of e-mails.
answer
vishing
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Software code that gives access to a program or a service that circumvents normal security protections.
answer
backdoor
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A computer virus that is written in a script known as a macro
answer
marco virus
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Software or a hardware device that captures and stores each keystroke that a user types on the computer's keyboard.​
answer
keylogger
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A phishing attack that targets only specific users
answer
spear fishing
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Malicious computer code that, like its biological counterpart, reproduces itself on the same computer.​
answer
computer virus
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What is malware?
answer
software that is intended to damage or disable computers and computer systems
enters a computer system without the users knowledge
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Explain how an appender infection works.
answer
The virus first appends itself to the end of a file then moves the first three bytes of the original file to the virus code and replaces them with a jump instruction pointing to the virus code then when the program is launched the jump instruction redirects control to the virus
question
What are some of the functions performed by viruses?
answer
erases files from hard drive
turns off computers security settings
makes copies of itself
harms/ruins computer
question
Describe a macro virus.
answer
one of the most common data file viruses written in marco script a
a bunch of instructions that can be grouped together as one demand
question
What is a worm?
answer
a stand alone malware computer program that replicates itself in order to spread to other computers
question
How does a rootkit work?
answer
hides the existence of certain processes or programs on a computer from regular detection methods allowing it or another malicious process to access the computer
question
What is a backdoor and what is it used for?
answer
a backdoor gives an attacker access to a computer, program, or service that has any normal security protections
it is sometimes used for developers who want to bypass security settings until their program is finalized but its also use by attackers to bypass security settings for their own reasoning
question
What are botnets?
answer
a network of private computers infected with malicious software
question
Describe adware.
answer
a form of malware which presents unwanted advertisements to the user of a computer
question
Due to the prevalence of text filters for filtering spam, how have spammers modified their attacks?
answer
they replace the text with a picture because text filters cannot filter out txt on a picture
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