So if they didn't create a new user account and IAM account what would you see? If they just used the remote shell and the installed aws cli e.g. `aws s3 ls` would you be able to detect it?
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You'd still see the activity of that machine in AWS CloudTrail logs.
From [1]: "CloudTrail records two types of events: Management events capturing control plane actions on resources such as creating or deleting Amazon Simple Storage Service (Amazon S3) buckets, and data events capturing data plane actions within a resource, such as reading or writing an Amazon S3 object.
jffry|4 years ago
From [1]: "CloudTrail records two types of events: Management events capturing control plane actions on resources such as creating or deleting Amazon Simple Storage Service (Amazon S3) buckets, and data events capturing data plane actions within a resource, such as reading or writing an Amazon S3 object.
[1] https://aws.amazon.com/cloudtrail/features/