An investigator is analyzing an attack in which malicious files were loaded on the network and were undetected. Several of the images received during the attack include repetitive patterns. Which anti-forensic technique was used?
An engineer is analyzing a DoS attack and notices that the perpetrator used a different IP address to hide their system IP address and avoid detection. Which anti-forensics technique did the perpetrator use?
An analyst finds .xyz files of unknown origin that are large and undetected by antivirus. What action should be taken next?
A security team received reports of users receiving emails linked to external or unknown URLs that are non-returnable and non-deliverable. The ISP also reported a 500% increase in the amount of ingress and egress email traffic received. After detecting the problem, the security team moves to the recovery phase in their incident response plan. Which two actions should be taken in the recovery phase of this incident? (Choose two.)
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