Câu 84: CS0-001: CompTIA CySA+ Certification Exam

An employee was conducting research on the Internet when a message from cyber criminals appeared on the screen, stating the hard drive was just encrypted by a ransomware variant. An analyst observes the following: ✑ Antivirus signatures were updated recently ✑ The desktop background was changed ✑ Web proxy logs show browsing to various information security sites and ad network traffic ✑ There is a high volume of hard disk activity on the file server ✑ SMTP server shown the employee recently received several emails from blocked senders ✑ The company recently switched web hosting providers ✑ There are several IPS alerts for external port scansWhich of the following describes how the employee got this type of ransomware?

1. A. The employee fell victim to a CSRF attack — đáp án hiện tại
2. B. The employee was using another user's credentials
3. C. The employee opened an email attachment
4. D. The employee updated antivirus signatures