Data Source: AWS CloudTrail PutBucketReplication

Date: 2024-07-18

ID: 0e1362eb-e592-419f-8fa5-556d3a122417

Author: Patrick Bareiss, Splunk

Description

Data source object for AWS CloudTrail PutBucketReplication

Details

Property	Value
Source	`aws_cloudtrail`
Sourcetype	`aws:cloudtrail`
Separator	eventName

Supported Apps

Splunk Add-on for AWS (version 7.7.0)

Event Fields

+ Fields

  <span class="pill kill-chain">_time</span>
  
  <span class="pill kill-chain">additionalEventData.AuthenticationMethod</span>
  
  <span class="pill kill-chain">additionalEventData.CipherSuite</span>
  
  <span class="pill kill-chain">additionalEventData.SignatureVersion</span>
  
  <span class="pill kill-chain">additionalEventData.bytesTransferredIn</span>
  
  <span class="pill kill-chain">additionalEventData.bytesTransferredOut</span>
  
  <span class="pill kill-chain">additionalEventData.x-amz-id-2</span>
  
  <span class="pill kill-chain">app</span>
  
  <span class="pill kill-chain">awsRegion</span>
  
  <span class="pill kill-chain">aws_account_id</span>
  
  <span class="pill kill-chain">command</span>
  
  <span class="pill kill-chain">date_hour</span>
  
  <span class="pill kill-chain">date_mday</span>
  
  <span class="pill kill-chain">date_minute</span>
  
  <span class="pill kill-chain">date_month</span>
  
  <span class="pill kill-chain">date_second</span>
  
  <span class="pill kill-chain">date_wday</span>
  
  <span class="pill kill-chain">date_year</span>
  
  <span class="pill kill-chain">date_zone</span>
  
  <span class="pill kill-chain">dest</span>
  
  <span class="pill kill-chain">dvc</span>
  
  <span class="pill kill-chain">errorCode</span>
  
  <span class="pill kill-chain">eventCategory</span>
  
  <span class="pill kill-chain">eventID</span>
  
  <span class="pill kill-chain">eventName</span>
  
  <span class="pill kill-chain">eventSource</span>
  
  <span class="pill kill-chain">eventTime</span>
  
  <span class="pill kill-chain">eventType</span>
  
  <span class="pill kill-chain">eventVersion</span>
  
  <span class="pill kill-chain">eventtype</span>
  
  <span class="pill kill-chain">host</span>
  
  <span class="pill kill-chain">index</span>
  
  <span class="pill kill-chain">linecount</span>
  
  <span class="pill kill-chain">managementEvent</span>
  
  <span class="pill kill-chain">msg</span>
  
  <span class="pill kill-chain">object</span>
  
  <span class="pill kill-chain">object_category</span>
  
  <span class="pill kill-chain">object_id</span>
  
  <span class="pill kill-chain">product</span>
  
  <span class="pill kill-chain">punct</span>
  
  <span class="pill kill-chain">readOnly</span>
  
  <span class="pill kill-chain">recipientAccountId</span>
  
  <span class="pill kill-chain">region</span>
  
  <span class="pill kill-chain">requestID</span>
  
  <span class="pill kill-chain">requestParameters.Host</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Role</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.DeleteMarkerReplication.Status</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.Destination.Bucket</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.Filter</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.ID</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.Priority</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.Rule.Status</span>
  
  <span class="pill kill-chain">requestParameters.ReplicationConfiguration.xmlns</span>
  
  <span class="pill kill-chain">requestParameters.bucketName</span>
  
  <span class="pill kill-chain">requestParameters.replication</span>
  
  <span class="pill kill-chain">resources{}.ARN</span>
  
  <span class="pill kill-chain">resources{}.accountId</span>
  
  <span class="pill kill-chain">resources{}.type</span>
  
  <span class="pill kill-chain">responseElements</span>
  
  <span class="pill kill-chain">signature</span>
  
  <span class="pill kill-chain">source</span>
  
  <span class="pill kill-chain">sourceIPAddress</span>
  
  <span class="pill kill-chain">sourcetype</span>
  
  <span class="pill kill-chain">splunk_server</span>
  
  <span class="pill kill-chain">src</span>
  
  <span class="pill kill-chain">src_ip</span>
  
  <span class="pill kill-chain">start_time</span>
  
  <span class="pill kill-chain">tag</span>
  
  <span class="pill kill-chain">tag::eventtype</span>
  
  <span class="pill kill-chain">timeendpos</span>
  
  <span class="pill kill-chain">timestartpos</span>
  
  <span class="pill kill-chain">tlsDetails.cipherSuite</span>
  
  <span class="pill kill-chain">tlsDetails.clientProvidedHostHeader</span>
  
  <span class="pill kill-chain">tlsDetails.tlsVersion</span>
  
  <span class="pill kill-chain">user</span>
  
  <span class="pill kill-chain">userAgent</span>
  
  <span class="pill kill-chain">userIdentity.accessKeyId</span>
  
  <span class="pill kill-chain">userIdentity.accountId</span>
  
  <span class="pill kill-chain">userIdentity.arn</span>
  
  <span class="pill kill-chain">userIdentity.principalId</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.attributes.creationDate</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.attributes.mfaAuthenticated</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.sessionIssuer.accountId</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.sessionIssuer.arn</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.sessionIssuer.principalId</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.sessionIssuer.type</span>
  
  <span class="pill kill-chain">userIdentity.sessionContext.sessionIssuer.userName</span>
  
  <span class="pill kill-chain">userIdentity.type</span>
  
  <span class="pill kill-chain">userName</span>
  
  <span class="pill kill-chain">user_access_key</span>
  
  <span class="pill kill-chain">user_agent</span>
  
  <span class="pill kill-chain">user_arn</span>
  
  <span class="pill kill-chain">user_group_id</span>
  
  <span class="pill kill-chain">user_id</span>
  
  <span class="pill kill-chain">user_name</span>
  
  <span class="pill kill-chain">user_type</span>
  
  <span class="pill kill-chain">vendor</span>
  
  <span class="pill kill-chain">vendor_account</span>
  
  <span class="pill kill-chain">vendor_product</span>
  
  <span class="pill kill-chain">vendor_region</span>
  
  <span class="pill kill-chain">vpcEndpointId</span>
  
</div>

Example Log

1{"eventVersion": "1.08", "userIdentity": {"type": "AssumedRole", "principalId": "AROAYTOGP2RLDF6WP4H11:bpatel@splunk.com", "arn": "arn:aws:sts::111111111111:assumed-role/AWSReservedSSO_SPLKAdministratorAccess_d9ce1347d0a6dd3f/bpatel@splunk.com", "accountId": "111111111111", "accessKeyId": "ASIAYTOGP2RLJOVYQHW2", "sessionContext": {"sessionIssuer": {"type": "Role", "principalId": "AROAYTOGP2RLDF6WP4H11", "arn": "arn:aws:iam::111111111111:role/aws-reserved/sso.amazonaws.com/us-west-2/AWSReservedSSO_SPLKAdministratorAccess_d9ce1347d0a6dd3f", "accountId": "111111111111", "userName": "AWSReservedSSO_SPLKAdministratorAccess_d9ce1347d0a6dd3f"}, "webIdFederationData": {}, "attributes": {"creationDate": "2023-04-24T23:45:42Z", "mfaAuthenticated": "false"}}}, "eventTime": "2023-04-24T23:49:33Z", "eventSource": "s3.amazonaws.com", "eventName": "PutBucketReplication", "awsRegion": "us-west-2", "sourceIPAddress": "23.93.193.6", "userAgent": "[S3Console/0.4, aws-internal/3 aws-sdk-java/1.11.1030 Linux/5.4.238-155.347.amzn2int.x86_64 OpenJDK_64-Bit_Server_VM/25.362-b10 java/1.8.0_362 vendor/Oracle_Corporation cfg/retry-mode/standard]", "requestParameters": {"replication": "", "bucketName": "git-wild-hunt-results", "Host": "s3.us-west-2.amazonaws.com", "ReplicationConfiguration": {"Role": "arn:aws:iam::111111111111:role/attack_range_bpatel", "xmlns": "http://s3.amazonaws.com/doc/2006-03-01/", "Rule": {"Status": "Enabled", "Destination": {"Bucket": "arn:aws:s3:::badpublicbuckettest"}, "Filter": "", "Priority": 0, "ID": "replication_x_test", "DeleteMarkerReplication": {"Status": "Disabled"}}}}, "responseElements": null, "additionalEventData": {"SignatureVersion": "SigV4", "CipherSuite": "ECDHE-RSA-AES128-GCM-SHA256", "bytesTransferredIn": 416, "AuthenticationMethod": "AuthHeader", "x-amz-id-2": "8UoliFe/sG2/v8qB2g763/g0Fy+kfaUqtKrzLHEILnHUisC3rL1dQfJ3NSIYcA/kzpIHQ955pGo=", "bytesTransferredOut": 0}, "requestID": "14SAVMJNEJMTZN91", "eventID": "fbe079d1-bc6b-4ee0-8893-d2b412c5550f", "readOnly": false, "resources": [{"accountId": "111111111111", "type": "AWS::S3::Bucket", "ARN": "arn:aws:s3:::git-wild-hunt-results"}], "eventType": "AwsApiCall", "managementEvent": true, "recipientAccountId": "111111111111", "vpcEndpointId": "vpce-a0d039c9", "eventCategory": "Management", "tlsDetails": {"tlsVersion": "TLSv1.2", "cipherSuite": "ECDHE-RSA-AES128-GCM-SHA256", "clientProvidedHostHeader": "s3.us-west-2.amazonaws.com"}}

Source: GitHub | Version: 1