Câu 7: 300-215: Conducting Forensic Analysis and Incident Response Using Cisco CyberOps Technologies (CBRFIR)

Refer to the exhibit. What is the IOC threat and URL in this STIX JSON snippet?

1. A. malware; "˜http://x4z9arb.cn/4712/'
2. B. malware; x4z9arb backdoor
3. C. x4z9arb backdoor; http://x4z9arb.cn/4712/
4. D. malware; malware--162d917e-766f-4611-b5d6-652791454fca — đáp án hiện tại
5. E. stix; "˜http://x4z9arb.cn/4712/'