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Mimecast Secure Email Gateway - Internal Email Protect

View on GitHub ↗Original file ↗

Description

Detects threats from internal email threat protection
Rule type
Scheduled
Version
1.0.0
Query frequency
5m
Query period
15m
Trigger
gt 0

Declared MITRE coverage

LateralMovementPersistenceExfiltrationT1534T1546

Declared sources

Metadata from the source file. No dependencies inferred from KQL.

Connectors

MimecastSIEMAPI

Data types

MimecastSIEM_CL

KQL query

Original query, unchanged.

MimecastSIEM_CL| where mimecastEventId_s=="mail_ttp_iep"

Declared entities

MailMessageURL

Related content

Links established from declared identifiers and solution manifests.

Solutions1
Connectors1

Source provenance

GitHub

Displayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.

Source identifier
5b66d176-e344-4abf-b915-e5f09a6430ef
Additional source files 2Solutions/MimecastSEG/Analytic Rules/MimecastSIEM_Internal_Mail_Protect.yamlsource ↗Solutions/MimecastSEG/Data/Solution_MimecastSEG.jsonsolution-membership ↗
GSTEP / CATALOG TRACKING

Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC

GSTEP sync dates, separate from the source content’s publication dates.