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Trend Micro Email Security

Overview

Trend Micro Email Security is a robust email protection solution that safeguards against email-borne threats such as phishing, malware, and spam, offering advanced threat detection and content filtering to secure corporate email communications effectively.

  • Vendor: Trend Micro
  • Supported environment: Cloud
  • Detection based on: Telemetry
  • Supported application or feature: Email gateway

Configure

This section will guide you through the creation of the API key.

According to the solution you use, the procedure will change: - The first method is for those still using Trend Micro Email Security - the second method is for those using Trend Vision One

How to create an API token

  1. Log on to the Trend Micro Email Security administrator console.
  2. Go to Administration

    Step 1

  3. Click on Service Integration. The API Access tab displays by default.

    Click on Service Integration

  4. Click Add to generate an API Key.

    Click on Add

  5. Copy the API Key value and save the value. Keep the API Key private

  1. Log in the Trend Vision One console
  2. On the left panel, click Administration then click API keys

    step 1

  3. Click Add API key

    step 2

  4. Type a name for the API key

  5. Select the Email administrator role and an expiration time
  6. Check status to enable the API key
  7. Copy the API key and click Close

    step 4

Create your intake

  1. Go to the intake page and create a new intake from the Trend Micro Email Security.
  2. Edit the intake configuration using your Service URL, Username and Login ID. All three are required.

  3. username is your Login ID entered during account creating

  4. The value of service URL varies according to your location:
Location Service URL
North America, Latin America and Asia Pacific api.tmes.trendmicro.com
Europe, the Middle East and Africa api.tmes.trendmicro.eu
Australia and New Zealand api.tmes-anz.trendmicro.com
Japan api.tmems-jp.trendmicro.com
Singapore api.tmes-sg.trendmicro.com
India api.tmes-in.trendmicro.com

Enjoy your events on the Events page

Raw Events Samples

In this section, you will find examples of raw logs as generated natively by the source. These examples are provided to help integrators understand the data format before ingestion into Sekoia.io. It is crucial for setting up the correct parsing stages and ensuring that all relevant information is captured.

{
    "campaignId": "22222222-2222-2222-2222-222222222222",
    "classification": "MALWARE",
    "clickIP": "1.1.1.1",
    "clickTime": "2016-06-24T19:17:44.000Z",
    "GUID": "44444444-4444-4444-4444-444444444444",
    "id": "8c8b4895-a277-449f-r797-547e3c89b25a",
    "messageID": "<test-message-id@example.com>",
    "recipient": "user@example.com",
    "sender": "9facbf452def2d7efc5b5c48cdb837fa@host.example.com",
    "senderIP": "2.2.2.2",
    "threatID": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
    "threatTime": "2016-06-24T19:17:46.000Z",
    "threatURL": "https://threatinsight.proofpoint.com/#/33333333-3333-3333-3333-333333333333/threat/u/01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
    "threatStatus": "active",
    "url": "http://example.com/",
    "userAgent": "Mozilla/5.0(WindowsNT6.1;WOW64;rv:27.0)Gecko/20100101Firefox/27.0",
    "type": "click",
    "status": "permitted"
}
{
    "spamScore": 0,
    "phishScore": 0,
    "threatsInfoMap": [
        {
            "threatID": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "threatStatus": "active",
            "classification": "malware",
            "detectionType": "COMPROMISED_WEBSITE",
            "threatUrl": "https://threatinsight.proofpoint.com/11111111-1111-1111-1111-111111111111/threat/email/01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "threatTime": "2025-04-28T04:27:24.000Z",
            "threat": "http://example.com",
            "campaignID": null,
            "actors": [],
            "threatType": "url"
        }
    ],
    "messageTime": "2025-04-23T21:05:55.000Z",
    "impostorScore": 0.0,
    "malwareScore": 0,
    "cluster": "example_hosted",
    "subject": "TPS reports!",
    "quarantineFolder": null,
    "quarantineRule": null,
    "policyRoutes": [
        "default_inbound",
        "mydomains_from_hdr"
    ],
    "modulesRun": [
        "av",
        "dkimv",
        "spf",
        "spam",
        "dmarc",
        "pdr",
        "urldefense"
    ],
    "messageSize": 3002,
    "headerFrom": "Danette <john.doe@example.com>",
    "headerReplyTo": null,
    "fromAddress": [
        "john.doe@example.com"
    ],
    "ccAddresses": [],
    "replyToAddress": [],
    "toAddresses": [
        "jane.doe@example.com"
    ],
    "xmailer": "WPMailSMTP/Mailer/smtp 4.3.0",
    "messageParts": [
        {
            "disposition": "inline",
            "sha256": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "md5": "68b329da9893e34099c7d8ad5cb9c940",
            "filename": "text.txt",
            "sandboxStatus": null,
            "oContentType": "text/plain",
            "contentType": "text/plain"
        }
    ],
    "completelyRewritten": true,
    "id": "22222222-2222-2222-2222-222222222222",
    "QID": "0987656",
    "GUID": "123456789",
    "sender": "111111111111111111111111111111111111@email.example.com",
    "recipient": [
        "jane.doe@example.com"
    ],
    "senderIP": "1.1.1.1",
    "messageID": "<<test-message-id@example.com>>",
    "status": "delivered",
    "type": "message"
}
{
    "GUID": "11111111-1111-1111-1111-111111111111",
    "status": "delivered",
    "type": "message",
    "QID": "r2FNwRHF004109",
    "ccAddresses": [
        "user@example.com"
    ],
    "clusterId": "pharmtech_hosted",
    "completelyRewritten": "true",
    "fromAddress": [
        "user@example.com"
    ],
    "headerCC": "\"Bruce Wayne\" <user@example.com>",
    "headerFrom": "\"A. Badguy\" <user@example.com>",
    "headerReplyTo": null,
    "headerTo": "\"Clark Kent\" <user@example.com>; \"Diana Prince\" <user@example.com>",
    "impostorScore": 0,
    "malwareScore": 100,
    "messageID": "<test-message-id@example.com>",
    "messageParts": [
        {
            "contentType": "text/plain",
            "disposition": "inline",
            "filename": "text.txt",
            "md5": "68b329da9893e34099c7d8ad5cb9c940",
            "oContentType": "text/plain",
            "sandboxStatus": "unsupported",
            "sha256": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b"
        },
        {
            "contentType": "application/pdf",
            "disposition": "attached",
            "filename": "Invoice for Pharmtech.pdf",
            "md5": "68b329da9893e34099c7d8ad5cb9c940",
            "oContentType": "application/pdf",
            "sandboxStatus": "threat",
            "sha256": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b"
        }
    ],
    "messageTime": "2016-06-24T21:18:38.000Z",
    "modulesRun": [
        "pdr",
        "sandbox",
        "spam",
        "urldefense"
    ],
    "phishScore": 46,
    "policyRoutes": [
        "default_inbound",
        "executives"
    ],
    "quarantineFolder": "Attachment Defense",
    "quarantineRule": "module.sandbox.threat",
    "recipient": [
        "user@example.com",
        "user@example.com"
    ],
    "replyToAddress": null,
    "sender": "e99d7ed5580193f36a51f597bc2c0210@evil.zz",
    "senderIP": "1.1.1.1",
    "spamScore": 4,
    "subject": "Please find a totally safe invoice attached.",
    "threatsInfoMap": [
        {
            "campaignId": "22222222-2222-2222-2222-222222222222",
            "classification": "MALWARE",
            "threat": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "threatId": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "threatStatus": "active",
            "threatTime": "2016-06-24T21:18:38.000Z",
            "threatType": "ATTACHMENT",
            "threatUrl": "https://threatinsight.proofpoint.com/#/33333333-3333-3333-3333-333333333333/threat/u/01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b"
        },
        {
            "campaignId": "22222222-2222-2222-2222-222222222222",
            "classification": "MALWARE",
            "threat": "host.example.com",
            "threatId": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b",
            "threatTime": "2016-06-24T21:18:07.000Z",
            "threatType": "url",
            "threatUrl": "https://threatinsight.proofpoint.com/#/33333333-3333-3333-3333-333333333333/threat/u/01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b"
        }
    ],
    "toAddresses": [
        "user@example.com",
        "user@example.com"
    ],
    "xmailer": "Spambot v2.5"
}

Detection section

The following section provides information for those who wish to learn more about the detection capabilities enabled by collecting this intake. It includes details about the built-in rule catalog, event categories, and ECS fields extracted from raw events. This is essential for users aiming to create custom detection rules, perform hunting activities, or pivot in the events page.

The following Sekoia.io built-in rules match the intake Trend Micro Email Security. This documentation is updated automatically and is based solely on the fields used by the intake which are checked against our rules. This means that some rules will be listed but might not be relevant with the intake.

SEKOIA.IO x Trend Micro Email Security on ATT&CK Navigator

Cryptomining

Detection of domain names potentially related to cryptomining activities.

  • Effort: master
Dynamic DNS Contacted

Detect communication with dynamic dns domain. This kind of domain is often used by attackers. This rule can trigger false positive in non-controlled environment because dynamic dns is not always malicious.

  • Effort: master
Exfiltration Domain

Detects traffic toward a domain flagged as a possible exfiltration vector.

  • Effort: master
Remote Access Tool Domain

Detects traffic toward a domain flagged as a Remote Administration Tool (RAT).

  • Effort: master
SEKOIA.IO Intelligence Feed

Detect threats based on indicators of compromise (IOCs) collected by SEKOIA's Threat and Detection Research team.

  • Effort: elementary
Sekoia.io EICAR Detection

Detects observables in Sekoia.io CTI tagged as EICAR, which are fake samples meant to test detection.

  • Effort: master
TOR Usage Generic Rule

Detects TOR usage globally, whether the IP is a destination or source. TOR is short for The Onion Router, and it gets its name from how it works. TOR intercepts the network traffic from one or more apps on user’s computer, usually the user web browser, and shuffles it through a number of randomly-chosen computers before passing it on to its destination. This disguises user location, and makes it harder for servers to pick him/her out on repeat visits, or to tie together separate visits to different sites, this making tracking and surveillance more difficult. Before a network packet starts its journey, user’s computer chooses a random list of relays and repeatedly encrypts the data in multiple layers, like an onion. Each relay knows only enough to strip off the outermost layer of encryption, before passing what’s left on to the next relay in the list.

  • Effort: master

Event Categories

The following table lists the data source offered by this integration.

Data Source Description
Email gateway Trend Micro Email Security generates mail tracking logs.

In details, the following table denotes the type of events produced by this integration.

Name Values
Kind ``
Category email
Type info

Transformed Events Samples after Ingestion

This section demonstrates how the raw logs will be transformed by our parsers. It shows the extracted fields that will be available for use in the built-in detection rules and hunting activities in the events page. Understanding these transformations is essential for analysts to create effective detection mechanisms with custom detection rules and to leverage the full potential of the collected data.

{
    "message": "{\"size\": 8245, \"action\": \"Bounced\", \"mailID\": \"00000000-0000-4000-8000-000000000001\", \"sender\": \"noreply@example.org\", \"details\": \"mail for example.org loops back to myself\", \"genTime\": \"2023-09-28T13:55:45Z\", \"subject\": \"My subject\", \"tlsInfo\": \"upstreamTLS: TLS 1.2; downstreamTLS: None\", \"headerTo\": [\"jane.doe@example.org\"], \"senderIP\": \"198.51.100.10\", \"direction\": \"out\", \"messageID\": \"<<test-message-id@example.com>>\", \"recipient\": \"jane.doe@example.org\", \"timestamp\": \"2023-09-28T13:55:33Z\", \"headerFrom\": \"noreply@example.org\", \"deliveredTo\": \"none\", \"deliveryTime\": \"2023-09-28T13:55:33Z\"}",
    "event": {
        "action": "Bounced",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2023-09-28T13:55:33Z",
    "email": {
        "delivery_timestamp": "2023-09-28T13:55:33Z",
        "direction": "outbound",
        "from": {
            "address": "noreply@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000001",
        "message_id": "test-message-id@example.com",
        "sender": {
            "address": "noreply@example.org"
        },
        "subject": "My subject",
        "to": {
            "address": [
                "jane.doe@example.org"
            ]
        }
    },
    "related": {
        "ip": [
            "198.51.100.10"
        ]
    },
    "source": {
        "address": "198.51.100.10",
        "ip": "198.51.100.10"
    }
}
{
    "message": "{\"size\": 2538013, \"action\": \"Delivered\", \"mailID\": \"00000000-0000-4000-8000-000000000001\", \"sender\": \"john.doe@example.org\", \"details\": \"250 2.0.0 1z3r022fdx-1 Message accepted for delivery\", \"genTime\": \"2023-09-28T13:51:23Z\", \"subject\": \"Automn is coming\", \"tlsInfo\": \"upstreamTLS: TLS 1.2; downstreamTLS: TLS 1.2\", \"headerTo\": [\"jane.doe@example.org\", \"cedric.martin@example.org\"], \"senderIP\": \"198.51.100.10\", \"direction\": \"out\", \"messageID\": \"<11111111111111111111111111111111111111@example.org>\", \"recipient\": \"jane.doe@example.org\", \"timestamp\": \"2023-09-28T13:51:13Z\", \"headerFrom\": \"john.doe@example.org\", \"attachments\": [{\"sha256\": \"01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b\", \"fileName\": \"attachment.pdf\"}], \"deliveredTo\": \"antispam.example.org[203.0.113.25]:25\", \"deliveryTime\": \"2023-09-28T13:51:18Z\", \"embeddedUrls\": [\"https://cloud.example.org\", \"https://storage.example.com\", \"https://platform.test.com\"]}",
    "event": {
        "action": "Delivered",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2023-09-28T13:51:13Z",
    "destination": {
        "address": "antispam.example.org[203.0.113.25]:25"
    },
    "email": {
        "attachments": [
            {
                "file": {
                    "hash": {
                        "sha256": "01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b"
                    },
                    "name": "attachment.pdf"
                }
            }
        ],
        "delivery_timestamp": "2023-09-28T13:51:18Z",
        "direction": "outbound",
        "from": {
            "address": "john.doe@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000001",
        "message_id": "11111111111111111111111111111111111111@example.org",
        "sender": {
            "address": "john.doe@example.org"
        },
        "subject": "Automn is coming",
        "to": {
            "address": [
                "cedric.martin@example.org",
                "jane.doe@example.org"
            ]
        }
    },
    "related": {
        "ip": [
            "198.51.100.10"
        ]
    },
    "source": {
        "address": "198.51.100.10",
        "ip": "198.51.100.10"
    },
    "trendmicro": {
        "email": {
            "embedded_urls": [
                "https://cloud.example.org",
                "https://platform.test.com",
                "https://storage.example.com"
            ]
        }
    }
}
{
    "message": "{\"genTime\": \"2025-08-20T13:37:22Z\", \"timestamp\": \"2025-08-20T13:37:13Z\", \"deliveryTime\": \"2025-08-20T13:37:16Z\", \"sender\": \"john.doe@example.org\", \"direction\": \"in\", \"messageID\": \"<11111111111111111111111111111111111111@example.org>\", \"subject\": \"Test subject\", \"size\": 41499, \"mailID\": \"00000000-0000-4000-8000-000000000002\", \"recipient\": \"jane.doe@example.org\", \"action\": \"Delivered\", \"tlsInfo\": \"upstreamTLS: TLS 1.3; downstreamTLS: TLS 1.3\", \"headerFrom\": \"john.doe@example.org\", \"headerTo\": [\"jane.doe@example.org\"], \"senderIP\": \"198.51.100.10\", \"deliveredTo\": \"antispam.example.org[203.0.113.25]:25\", \"attachments\": [{\"fileName\": \"image001.png\", \"sha256\": \"1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014\"}, {\"fileName\": \"image_emb_001.png\", \"sha256\": \"60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752\"}], \"embeddedUrls\": [\"https://cloud.example.org\", \"https://storage.example.com\", \"https://platform.test.com\"], \"details\": \"250 2.6.0 v [InternalId=100001, Hostname=MX01.EXAMPLE.ORG] 57370 bytes in 0.843, 66.399 KB/sec Queued mail for delivery\"}",
    "event": {
        "action": "Delivered",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2025-08-20T13:37:13Z",
    "destination": {
        "address": "antispam.example.org[203.0.113.25]:25"
    },
    "email": {
        "attachments": [
            {
                "file": {
                    "hash": {
                        "sha256": "1b4f0e9851971998e732078544c96b36c3d01cedf7caa332359d6f1d83567014"
                    },
                    "name": "image001.png"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "60303ae22b998861bce3b28f33eec1be758a213c86c93c076dbe9f558c11c752"
                    },
                    "name": "image_emb_001.png"
                }
            }
        ],
        "delivery_timestamp": "2025-08-20T13:37:16Z",
        "direction": "inbound",
        "from": {
            "address": "john.doe@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000002",
        "message_id": "11111111111111111111111111111111111111@example.org",
        "sender": {
            "address": "john.doe@example.org"
        },
        "subject": "Test subject",
        "to": {
            "address": [
                "jane.doe@example.org"
            ]
        }
    },
    "related": {
        "ip": [
            "198.51.100.10"
        ]
    },
    "source": {
        "address": "198.51.100.10",
        "ip": "198.51.100.10"
    },
    "trendmicro": {
        "email": {
            "embedded_urls": [
                "https://cloud.example.org",
                "https://platform.test.com",
                "https://storage.example.com"
            ]
        }
    }
}
{
    "message": "{\"genTime\":\"2026-09-24T07:51:42Z\",\"timestamp\":\"2026-09-24T07:51:33Z\",\"deliveryTime\":\"2026-09-24T07:51:38Z\",\"sender\":\"alerts@example.org\",\"direction\":\"in\",\"messageID\":\"<2c8a87dbfd184ac8ab88b1e1f40eaff1@example.org>\",\"subject\":\"Cloud Operations Briefing | April 2027\",\"size\":536506,\"mailID\":\"00000000-0000-4000-8000-000000000003\",\"recipient\":\"recipient.user@example.com\",\"action\":\"Delivered\",\"tlsInfo\":\"upstreamTLS: TLS 1.3; downstreamTLS: TLS 1.3\",\"headerFrom\":\"alerts@example.org\",\"headerTo\":[\"\"],\"senderIP\":\"198.51.100.78\",\"deliveredTo\":\"mx1.example.net[203.0.113.10]:25\",\"attachments\":[{\"fileName\":\"Event_Brochure.pdf\",\"sha256\":\"61bcea718077d1b4ca9fe5f5afeaa6b7bcfc5bd2ae61845fd48e1fc54fd068e8\"}],\"embeddedUrls\":[\"www.example.org\",\"www.test.com\"],\"details\":\"250 2.6.0 <2c8a87dbfd184ac8ab88b1e1f40eaff1@example.org> [InternalId=100003, Hostname=MX01.EXAMPLE.NET] 553415 bytes in 0.242, 2227.208 KB/sec Queued mail for delivery\"}",
    "event": {
        "action": "Delivered",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2026-09-24T07:51:33Z",
    "destination": {
        "address": "mx1.example.net[203.0.113.10]:25"
    },
    "email": {
        "attachments": [
            {
                "file": {
                    "hash": {
                        "sha256": "61bcea718077d1b4ca9fe5f5afeaa6b7bcfc5bd2ae61845fd48e1fc54fd068e8"
                    },
                    "name": "Event_Brochure.pdf"
                }
            }
        ],
        "delivery_timestamp": "2026-09-24T07:51:38Z",
        "direction": "inbound",
        "from": {
            "address": "alerts@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000003",
        "message_id": "2c8a87dbfd184ac8ab88b1e1f40eaff1@example.org",
        "sender": {
            "address": "alerts@example.org"
        },
        "subject": "Cloud Operations Briefing | April 2027",
        "to": {
            "address": "recipient.user@example.com"
        }
    },
    "related": {
        "ip": [
            "198.51.100.78"
        ]
    },
    "source": {
        "address": "198.51.100.78",
        "ip": "198.51.100.78"
    },
    "trendmicro": {
        "email": {
            "embedded_urls": [
                "www.example.org",
                "www.test.com"
            ]
        }
    }
}
{
    "message": "{\"size\": 51149, \"action\": \"Quarantined\", \"mailID\": \"00000000-0000-4000-8000-000000000001\", \"sender\": \"john.doe@example.org\", \"genTime\": \"2023-09-28T13:47:18Z\", \"subject\": \"My beautiful subject\", \"headerTo\": [\"jane.doe@example.org\"], \"direction\": \"in\", \"messageID\": \"<11111111111111111111111111111111111111111111111111111111111111111@example.org>\", \"recipient\": \"jane.doe@example.org\", \"timestamp\": \"2023-09-28T13:45:59Z\", \"headerFrom\": \"john.doe@example.org\", \"embeddedUrls\": [\"https://portal.example.org\", \"https://news.example.com\"]}",
    "event": {
        "action": "Quarantined",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2023-09-28T13:45:59Z",
    "email": {
        "direction": "inbound",
        "from": {
            "address": "john.doe@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000001",
        "message_id": "11111111111111111111111111111111111111111111111111111111111111111@example.org",
        "sender": {
            "address": "john.doe@example.org"
        },
        "subject": "My beautiful subject",
        "to": {
            "address": [
                "jane.doe@example.org"
            ]
        }
    },
    "trendmicro": {
        "email": {
            "embedded_urls": [
                "https://news.example.com",
                "https://portal.example.org"
            ]
        }
    }
}
{
    "message": "{\"genTime\":\"2026-06-15T09:26:14Z\",\"timestamp\":\"2026-06-15T09:26:00Z\",\"sender\":\"analyst@example.com\",\"direction\":\"in\",\"messageID\":\"<11111111111111111111111111111111@example.com>\",\"subject\":\"Subject [TEST INTEGRATION]\",\"size\":623555,\"mailID\":\"00000000-0000-4000-8000-000000000004\",\"recipient\":\"recipient@example.org\",\"action\":\"Quarantined\",\"tlsInfo\":\"upstreamTLS: TLS 1.3\",\"headerFrom\":\"analyst@example.com\",\"headerTo\":[\"\"],\"senderIP\":\"198.51.100.10\",\"attachments\":[{\"fileName\":\"image001.png\",\"sha256\":\"c1c20a6d7fb3a3bcce98e6e6bdd10f67274c1d6d0899d62be72966afe897a40c\"},{\"fileName\":\"image002.jpg\",\"sha256\":\"867e087557comb3c81c085a1f5fd122cb8613e6702d0e110046f306a6807345bf\"},{\"fileName\":\"image003.jpg\",\"sha256\":\"c95355d8a2d0147e6a252b4d4e4a6b70dccc105b25514a2118d0e609363c0066\"},{\"fileName\":\"image004.jpg\",\"sha256\":\"52467bdf4comcafde4da1bdc3b73f4e582da87d86898e6f96db33f1794440eea5\"},{\"fileName\":\"image005.jpg\",\"sha256\":\"474f41d7f212fd69e688fa10d4681fedec51f4998723e817d93d48e10792cd16\"},{\"fileName\":\"image006.jpg\",\"sha256\":\"c4f4fc4693ce7a0a3af825079bfdac3ef78f29f421a4e0d353b153cc2034a4c2\"},{\"fileName\":\"image007.jpg\",\"sha256\":\"88d7e78dde6c11b0c860c9b4f7924d18d3bfa3e0a99d29a8ffc6fd05748920e1\"},{\"fileName\":\"image008.png\",\"sha256\":\"ac2ec1685e482d59d4b309742afce0e0b6943a85d5e7bc3532daa1f9159f4528\"},{\"fileName\":\"Subject [TEST INTEGRATION].xls\",\"sha256\":\"9784998d96f5de6ddb6716ad51132202026c52837f5f43857c6ecc23407f7d71\"}]}",
    "event": {
        "action": "Quarantined",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2026-06-15T09:26:00Z",
    "email": {
        "attachments": [
            {
                "file": {
                    "hash": {
                        "sha256": "c1c20a6d7fb3a3bcce98e6e6bdd10f67274c1d6d0899d62be72966afe897a40c"
                    },
                    "name": "image001.png"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "867e087557comb3c81c085a1f5fd122cb8613e6702d0e110046f306a6807345bf"
                    },
                    "name": "image002.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "c95355d8a2d0147e6a252b4d4e4a6b70dccc105b25514a2118d0e609363c0066"
                    },
                    "name": "image003.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "52467bdf4comcafde4da1bdc3b73f4e582da87d86898e6f96db33f1794440eea5"
                    },
                    "name": "image004.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "474f41d7f212fd69e688fa10d4681fedec51f4998723e817d93d48e10792cd16"
                    },
                    "name": "image005.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "c4f4fc4693ce7a0a3af825079bfdac3ef78f29f421a4e0d353b153cc2034a4c2"
                    },
                    "name": "image006.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "88d7e78dde6c11b0c860c9b4f7924d18d3bfa3e0a99d29a8ffc6fd05748920e1"
                    },
                    "name": "image007.jpg"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "ac2ec1685e482d59d4b309742afce0e0b6943a85d5e7bc3532daa1f9159f4528"
                    },
                    "name": "image008.png"
                }
            },
            {
                "file": {
                    "hash": {
                        "sha256": "9784998d96f5de6ddb6716ad51132202026c52837f5f43857c6ecc23407f7d71"
                    },
                    "name": "Subject [TEST INTEGRATION].xls"
                }
            }
        ],
        "direction": "inbound",
        "from": {
            "address": "analyst@example.com"
        },
        "local_id": "00000000-0000-4000-8000-000000000004",
        "message_id": "11111111111111111111111111111111@example.com",
        "sender": {
            "address": "analyst@example.com"
        },
        "subject": "Subject [TEST INTEGRATION]",
        "to": {
            "address": "recipient@example.org"
        }
    },
    "related": {
        "ip": [
            "198.51.100.10"
        ]
    },
    "source": {
        "address": "198.51.100.10",
        "ip": "198.51.100.10"
    }
}
{
    "message": "{\"size\": 48984, \"action\": \"Scanning in sandbox\", \"mailID\": \"00000000-0000-4000-8000-000000000001\", \"sender\": \"bounce@example.org\", \"genTime\": \"2023-09-28T13:55:53Z\", \"subject\": \"My beautiful subject\", \"tlsInfo\": \"upstreamTLS: TLS 1.3\", \"headerTo\": [\"jane.doe@example.org\"], \"senderIP\": \"198.51.100.10\", \"direction\": \"in\", \"messageID\": \"<11111111111111111111111111111111@example.org>\", \"recipient\": \"jane.doe@example.org\", \"timestamp\": \"2023-09-28T13:55:44Z\", \"headerFrom\": \"john.doe@example.org\", \"embeddedUrls\": [\"http://schemas.example.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\", \"https://news.test.com\"]}",
    "event": {
        "action": "Scanning in sandbox",
        "category": [
            "email"
        ],
        "type": [
            "info"
        ]
    },
    "@timestamp": "2023-09-28T13:55:44Z",
    "email": {
        "direction": "inbound",
        "from": {
            "address": "john.doe@example.org"
        },
        "local_id": "00000000-0000-4000-8000-000000000001",
        "message_id": "11111111111111111111111111111111@example.org",
        "sender": {
            "address": "bounce@example.org"
        },
        "subject": "My beautiful subject",
        "to": {
            "address": [
                "jane.doe@example.org"
            ]
        }
    },
    "related": {
        "ip": [
            "198.51.100.10"
        ]
    },
    "source": {
        "address": "198.51.100.10",
        "ip": "198.51.100.10"
    },
    "trendmicro": {
        "email": {
            "embedded_urls": [
                "http://schemas.example.org/TR/xhtml1/DTD/xhtml1-transitional.dtd",
                "https://news.test.com"
            ]
        }
    }
}

Extracted Fields

The following table lists the fields that are extracted, normalized under the ECS format, analyzed and indexed by the parser. It should be noted that infered fields are not listed.

Name Type Description
@timestamp date Date/time when the event originated.
destination.address keyword Destination network address.
email.attachments nested List of objects describing the attachments.
email.delivery_timestamp date Date and time when message was delivered.
email.direction keyword Direction of the message.
email.from.address keyword The sender's email address.
email.local_id keyword Unique identifier given by the source.
email.message_id wildcard Value from the Message-ID header.
email.sender.address keyword Address of the message sender.
email.subject keyword The subject of the email message.
email.to.address keyword Email address of recipient
event.action keyword The action captured by the event.
event.category keyword Event category. The second categorization field in the hierarchy.
event.type keyword Event type. The third categorization field in the hierarchy.
source.ip ip IP address of the source.
trendmicro.email.embedded_urls array

For more information on the Intake Format, please find the code of the Parser, Smart Descriptions, and Supported Events here.