Hi,
The cloudtrail logs in splunk come in without proper event break; I only got it to recognize the first event's timestamp.
This is problem because each 'Records' do contain a large number of separate events with its own timestamp.
Each event is a json block starting with eventVersion.
Here is an anonymized sample :
{
"Records": [
{
"eventVersion": "1.05",
"userIdentity": {
"type": "IAMUser",
"principalId": "AAAAAAAAAAAAAAAA12345",
"arn": "arn:aws:iam::999999999999:user/S3_ContentProvider",
"accountId": "999999999999",
"accessKeyId": "BBBBBBBBBBBBBBB12345",
"userName": "S3_ContentProvider"
},
"eventTime": "2020-03-05T04:16:50Z",
"eventSource": "sns.amazonaws.com",
"eventName": "ListTopics",
"awsRegion": "us-east-1",
"sourceIPAddress": "10.10.10.10",
"userAgent": "aws-sdk-java/1.11.192 Linux/3.10.0-693.21.1.el7.x86_64 Java_HotSpot(TM)_64-Bit_Server_VM/25.45-b02/1.8.0_45 exec-env/AWS_ECS_EC2",
"requestParameters": null,
"responseElements": null,
"requestID": "0000000a-000a-000a-000a-00000000000a",
"eventID": "0000000a-000a-000a-000a-00000000000b",
"eventType": "AwsApiCall",
"recipientAccountId": "999999999999"
},
{
"eventVersion": "1.05",
"userIdentity": {
"type": "IAMUser",
"principalId": "AAAAAAAAAAAAAAAA12345",
"arn": "arn:aws:iam::999999999999:user/S3_ContentProvider",
"accountId": "999999999999",
"accessKeyId": "BBBBBBBBBBBBBBB12345",
"userName": "S3_ContentProvider"
},
"eventTime": "2020-03-05T04:17:04Z",
"eventSource": "sns.amazonaws.com",
"eventName": "ListTopics",
"awsRegion": "us-east-1",
"sourceIPAddress": "10.10.10.11",
"userAgent": "aws-sdk-java/1.11.192 Linux/3.10.0-693.21.1.el7.x86_64 Java_HotSpot(TM)_64-Bit_Server_VM/25.45-b02/1.8.0_45 exec-env/AWS_ECS_EC2",
"requestParameters": null,
"responseElements": null,
"requestID": "0000000a-000a-000a-000a-00000000000a",
"eventID": "0000000a-000a-000a-000a-00000000000b",
"eventType": "AwsApiCall",
"recipientAccountId": "999999999999"
}
]
}
Thanks.
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