Exam 6: Malicious Software

A __________ is when a user views a Web

__________ code refers to programs that can be shipped unchanged to a heterogeneous collection of platforms and execute with identical semantics.

Programmers use backdoors to debug and test programs.

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

__________ is malware that encrypts the user's data and demands payment in order to access the key needed to recover the information.

The __________ is when the virus function is performed.

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

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

During the __________ the virus is idle.

Keyware captures keystrokes on a compromised system.

A logic bomb is the event or condition that determines when the payload is activated or delivered.

The __________ is what the virus "does".

In addition to propagating,a worm usually carries some form of payload.

Metamorphic code is software that can be shipped unchanged to a heterogeneous collection of platforms and execute with identical semantics.

A macro virus infects executable portions of code.

E-mail is a common method for spreading macro viruses.

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

The ideal solution to the threat of malware is __________.

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

A virus that attaches to an executable program can do anything that the program is permitted to do.