Data Source: AWS CloudTrail PutBucketReplication

Date: 2025-01-23

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

Author: Patrick Bareiss, Splunk

Logs an event when replication configurations are added or modified for an S3 bucket.

Property Value
Source aws_cloudtrail
Sourcetype aws:cloudtrail
Separator eventName
+ Fields 

            1
            _time
          
            3
            additionalEventData.AuthenticationMethod
          
            5
            additionalEventData.CipherSuite
          
            7
            additionalEventData.SignatureVersion
          
            9
            additionalEventData.bytesTransferredIn
          
            11
            additionalEventData.bytesTransferredOut
          
            13
            additionalEventData.x-amz-id-2
          
            15
            app
          
            17
            awsRegion
          
            19
            aws_account_id
          
            21
            command
          
            23
            date_hour
          
            25
            date_mday
          
            27
            date_minute
          
            29
            date_month
          
            31
            date_second
          
            33
            date_wday
          
            35
            date_year
          
            37
            date_zone
          
            39
            dest
          
            41
            dvc
          
            43
            errorCode
          
            45
            eventCategory
          
            47
            eventID
          
            49
            eventName
          
            51
            eventSource
          
            53
            eventTime
          
            55
            eventType
          
            57
            eventVersion
          
            59
            eventtype
          
            61
            host
          
            63
            index
          
            65
            linecount
          
            67
            managementEvent
          
            69
            msg
          
            71
            object
          
            73
            object_category
          
            75
            object_id
          
            77
            product
          
            79
            punct
          
            81
            readOnly
          
            83
            recipientAccountId
          
            85
            region
          
            87
            requestID
          
            89
            requestParameters.Host
          
            91
            requestParameters.ReplicationConfiguration.Role
          
            93
            requestParameters.ReplicationConfiguration.Rule.DeleteMarkerReplication.Status
          
            95
            requestParameters.ReplicationConfiguration.Rule.Destination.Bucket
          
            97
            requestParameters.ReplicationConfiguration.Rule.Filter
          
            99
            requestParameters.ReplicationConfiguration.Rule.ID
          
            101
            requestParameters.ReplicationConfiguration.Rule.Priority
          
            103
            requestParameters.ReplicationConfiguration.Rule.Status
          
            105
            requestParameters.ReplicationConfiguration.xmlns
          
            107
            requestParameters.bucketName
          
            109
            requestParameters.replication
          
            111
            resources{}.ARN
          
            113
            resources{}.accountId
          
            115
            resources{}.type
          
            117
            responseElements
          
            119
            signature
          
            121
            source
          
            123
            sourceIPAddress
          
            125
            sourcetype
          
            127
            splunk_server
          
            129
            src
          
            131
            src_ip
          
            133
            start_time
          
            135
            tag
          
            137
            tag::eventtype
          
            139
            timeendpos
          
            141
            timestartpos
          
            143
            tlsDetails.cipherSuite
          
            145
            tlsDetails.clientProvidedHostHeader
          
            147
            tlsDetails.tlsVersion
          
            149
            user
          
            151
            userAgent
          
            153
            userIdentity.accessKeyId
          
            155
            userIdentity.accountId
          
            157
            userIdentity.arn
          
            159
            userIdentity.principalId
          
            161
            userIdentity.sessionContext.attributes.creationDate
          
            163
            userIdentity.sessionContext.attributes.mfaAuthenticated
          
            165
            userIdentity.sessionContext.sessionIssuer.accountId
          
            167
            userIdentity.sessionContext.sessionIssuer.arn
          
            169
            userIdentity.sessionContext.sessionIssuer.principalId
          
            171
            userIdentity.sessionContext.sessionIssuer.type
          
            173
            userIdentity.sessionContext.sessionIssuer.userName
          
            175
            userIdentity.type
          
            177
            userName
          
            179
            user_access_key
          
            181
            user_agent
          
            183
            user_arn
          
            185
            user_group_id
          
            187
            user_id
          
            189
            user_name
          
            191
            user_type
          
            193
            vendor
          
            195
            vendor_account
          
            197
            vendor_product
          
            199
            vendor_region
          
            201
            vpcEndpointId
          
            203
...
not set
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: 2