{"eventVersion":"1.09","userIdentity":{"type":"IAMUser","principalId":"AIDAIGS6OA73WDHY2VERC","arn":"arn:aws:iam::733177541390:user/fish","accountId":"733177541390","accessKeyId":"AKIA2VNGJOMHDUVJGPFA","userName":"fish"},"eventTime":"2024-07-27T12:01:38Z","eventSource":"ec2.amazonaws.com","eventName":"DescribeInstances","awsRegion":"eu-central-1","sourceIPAddress":"50.171.174.64","userAgent":"aws-sdk-java/1.11.968 Linux/5.10.220-209.869.amzn2.x86_64 OpenJDK_64-Bit_Server_VM/25.401-b03 java/1.8.0_401 vendor/Azul_Systems,_Inc.","requestParameters":{"instancesSet":{},"filterSet":{"items":[{"name":"group-id","valueSet":{"items":[{"value":"sg-*"}]}}]}},"responseElements":null,"requestID":"e036eda0-2357-48ae-a40d-045e9601e3c7","eventID":"6b897701-78dc-420f-b12b-58908b5ad7ff","readOnly":true,"eventType":"AwsApiCall","managementEvent":true,"recipientAccountId":"733177541390","eventCategory":"Management","tlsDetails":{"tlsVersion":"TLSv1.3","cipherSuite":"TLS_AES_128_GCM_SHA256","clientProvidedHostHeader":"ec2.eu-central-1.amazonaws.com"}}
This is a syslog message from a product called aws_cloud_trail by aws_cloud_trail. The following fields were extracted from the message:
clientIP: 50.171.174.64
fieldExtractorName: aws_cloud_trail
messageType: audit_log
ruleCategory: AwsApiCall
ruleName: DescribeInstances
senderHost: 733177541390_CloudTrail_us-east-1
sensitivity: normal
sourceInfo: unknown
streamName: aws_cloud_trail
tags: ['eu-central-1', 'aws_cloud_trail', 'audit_log']
userName: fish
vendorCode: ec2.amazonaws.com