CMSC 426 Exam II Malware (with Errorless Answers)

Malware stands for correct answers malicious software Malware Definition correct answers a program that is inserted into a system, usually covertly, with the intent of compromising the confidentiality, integrity, or availability of the victim's data, applications, or operating system or otherwise annoying or disrupting the victim. Malware compromises: (3) correct answers confidentiality, integrity, availability 2 broad categories of classifications of malware correct answers 1) how it spreads/propogates 2) actions/payloads once reaches target viruses correct answers Malware that need a host program (ex:) worms, trojans, bots correct answers independent, self-contained malware programs include: (3) trojans and spam emails correct answers Malware that doesn't replicate (2) viruses and worms correct answers Malware that replicates (2) Malware can further be categorized by (2) correct answers 1) whether or not it replicates 2) if it needs a host Propogration Mechansims include (3) correct answers 1) infection of existing content by viruses, spread to other systems 2) exploit of software vulnerabilities by worms or drive-by-downloads to allow malware to replicate 3) social engineering attacks that convince users to install trojans or respond to phishing attacks Payload actions performed by malware once it reaches a target system can include: (4) correct answers 1) corruption of system or data files 2) Theft of service/make the system a zombie agent of attack as part of a botnet 3) Theft of info from system/keylogging 4) stealthing/hiding presence on system blended attack correct answers uses of multiple methods of infection or propagation, to maximize the speed of contagion and the severity of the attack. Creation of these eased development and distribution of malware correct answers virus-creation toolkits crimeware correct answers another name for toolkits Toolkits include: (2) correct answers A variety of