Exam 6: Malicious Software

During the __________ phase the virus is activated to perform the function for which it was intended.

The __________ is what the virus "does".

A _________ is a set of programs installed on a system to maintain covert access to that system with administrator (root) privileges while hiding evidence of its presence.

A bot can use a __________ to capture keystrokes on the infected machine to retrieve sensitive information.

A computer __________ is a piece of software that can "infect" other programs or any type of executable content and tries to replicate itself.

__________ is the first function in the propagation phase for a network worm.

Every bot has a distinct IP address.

A bot propagates itself and activates itself, whereas a worm is initiallycontrolled from some central facility.

The __________ is when the virus function is performed.

A __________ attack is a bot attack on a computer system or network that causes a loss of service to users.

A __________ uses multiple methods of infection or propagation to maximize the speed of contagion and the severity of the attack.

Packet sniffers are mostly used to retrieve sensitive information likeusernames and passwords.

The term "computer virus" is attributed to __________.

During the __________ the virus is idle.

It is not possible to spread a virus via a USB stick.

Programmers use backdoors to debug and test programs.

__________ are used to send large volumes of unwanted e-mail.

A macro virus infects executable portions of code.

__________ will integrate with the operating system of a host computer and monitor program behavior in real time for malicious actions.

The four phases of a typical virus are: dormant phase, triggering phase, execution phase and __________ phase.