AWS Lambda Layer Added to Existing Function
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About the rule
Rule Type
Standard
Rule Description
Identifies when an Lambda Layer is added to an existing Lambda function. AWS layers are a way to share code and data across multiple functions. By adding a layer to an existing function, an attacker can persist or execute code in the context of the function.
Severity
Attention
Rule Requirement
Criteria
Action1: actionname = "DETECTION_ACTION_AWS_LAMBDA_LAYER_ADDED_TO_FUNCTION" select Action1.CALLER,Action1.HOSTNAME,Action1.IPADDRESS,Action1.LOG_EVENT_NAME,Action1.SOURCE,Action1.SOURCE_REGION,Action1.REQUESTPARAMETERS
Detection
Execution Mode
realtime
Log Sources
AWS
