300-215 · Question #75
During a daily security audit via Cisco Secure Network Analytics, an engineer notices unusual activity in the network. The security engineer investigates and discovers that an employee workstation is
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Question
During a daily security audit via Cisco Secure Network Analytics, an engineer notices unusual activity in the network. The security engineer investigates and discovers that an employee workstation is generating an abnormal volume of upload traffic to the known clean domain via TCP port 80. A deeper investigation via Wireshark reveals that this traffic is encrypted. Which type of attack is occurring, according to the MITRE ATT&CK matrix?
Options
- AExfiltration Over Web Service
- BExfiltration Over C2 Channel
- CExfiltration Over Asymmetric Encrypted Non-C2 Protocol
- DCommand and Control Activity
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