Several Employees Return to Work the Day After Attending an Industry

question 39

Multiple Choice

Several employees return to work the day after attending an industry trade show. That same day, the security manager notices several malware alerts coming from each of the employee's workstations. The security manager investigates but finds no signs of an attack on the perimeter firewall or the NIDS. Which of the following is MOST likely causing the malware alerts?

• A) A worm that has propagated itself across the intranet, which was initiated by presentation media
• B) A fileless virus that is contained on a vCard that is attempting to execute an attack
• C) A Trojan that has passed through and executed malicious code on the hosts
• D) A USB flash drive that is trying to run malicious code but is being blocked by the host firewall

---

Definitions:

Initial Endowment

The starting set of assets, goods, or resources that an individual or economy possesses before engaging in any transactions.

Taxes Rise

An increase in the compulsory contribution to state revenue, levied by the government on workers' income and business profits, or added to the cost of some goods, services, and transactions.

Taxicabs

Vehicles for hire equipped with a driver, used by individuals or small groups to travel from one location to another for a fare.

Auto Insurance

A contract between a vehicle owner and an insurance company, providing financial protection against physical damage or bodily injury resulting from traffic collisions and against liability that could also arise from incidents in a vehicle.