Microsoft Exchange Security for Exchange On-Premises

Solution: Microsoft Exchange Security - Exchange On-Premises

Microsoft Exchange Security - Exchange On-Premises Logo

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Attribute Value
Publisher Community
Support Tier Community
Support Link https://github.com/Azure/Azure-Sentinel/issues
Categories domains
Version 3.3.2
Author Microsoft - support@microsoft.com
First Published 2022-12-21
Solution Folder Microsoft Exchange Security - Exchange On-Premises
Marketplace Azure Marketplace · Popularity: 🟢 High (81%)

The Exchange Security Audit and Configuration Insight solution analyze Exchange On-Premises configuration and logs from a security lens to provide insights and alerts.

Underlying Microsoft Technologies used:

This solution takes a dependency on the following technologies, and some of these dependencies either may be in Preview state or might result in additional ingestion or operational costs:

a. Windows Event logs collection, including MS Exchange Management Event logs

b. Custom logs ingestion via Data Collector REST API

Contents

Data Connectors

This solution provides 8 data connector(s):

🔶 CLv1: This connector ingests into a table that uses the legacy Custom Log V1 schema format with type-suffixed column names (e.g. _s, _d, _b, _t, _g). Note: identification is based on column name suffixes which are also permitted in CLv2, so this classification may not always be accurate.

Tables Used

This solution uses 6 table(s):

Table Used By Connectors Used By Content
ESIExchangeConfig_CL 🔶 Exchange Security Insights On-Premises Collector Workbooks
Event Microsoft Exchange Admin Audit Logs by Event Logs, Microsoft Exchange Logs and Events, [Deprecated] Microsoft Exchange Logs and Events Analytics, Workbooks
ExchangeHttpProxy_CL 🔶 Microsoft Exchange HTTP Proxy Logs, [Deprecated] Microsoft Exchange Logs and Events -
MessageTrackingLog_CL 🔶 Microsoft Exchange Message Tracking Logs, [Deprecated] Microsoft Exchange Logs and Events -
SecurityEvent Microsoft Active-Directory Domain Controllers Security Event Logs, [Deprecated] Microsoft Exchange Logs and Events Workbooks
W3CIISLog IIS Logs of Microsoft Exchange Servers, [Deprecated] Microsoft Exchange Logs and Events Workbooks

🔶 CLv1: This table uses the legacy Custom Log V1 schema format with type-suffixed column names (e.g. _s, _d, _b, _t, _g). Note: identification is based on column name suffixes which are also permitted in CLv2, so this classification may not always be accurate.

Content Items

This solution includes 13 content item(s):

Content Type Count
Parsers 5
Workbooks 4
Analytic Rules 2
Watchlists 2

Analytic Rules

Name Severity Tactics Tables Used
Server Oriented Cmdlet And User Oriented Cmdlet used High Exfiltration, Persistence, Collection Event
VIP Mailbox manipulation Medium Exfiltration, Persistence, Collection Event

Workbooks

Name Tables Used
Microsoft Exchange Admin Activity Event
SecurityEvent
W3CIISLog
Microsoft Exchange Least Privilege with RBAC ESIExchangeConfig_CL
Microsoft Exchange Search AdminAuditLog Event
Microsoft Exchange Security Review ESIExchangeConfig_CL

Parsers

Name Description Tables Used
ExchangeAdminAuditLogs - Event (read)
ExchangeConfiguration The list of section to query. Default is all. -
ExchangeEnvironmentList The target environment to query. Valid values are "On-Premises" or "Online". Default is "On-Premises... -
MESCheckVIP The user to verifiy if is a VIP or not. Default value is "all". -
MESCompareDataOnPMRA The Section to compare. Default value is "". ESIExchangeConfig_CL (read)

Watchlists

Name Description Tables Used
ExchangeServicesMonitoring - -
ExchangeVIP - -

Additional Documentation

📄 Source: Microsoft Exchange Security - Exchange On-Premises/README.md

Overview

We have published Public Contents for the Microsoft Exchange Security Sentinel Solution. The contents can be found here:

Release Notes

Version Date Modified (DD-MM-YYYY) Change History
3.3.2 26-03-2025 Update documentation link to new repository
3.3.0 26-08-2024 Add Compare in Exchange Security Review. Create DataConnectors for Azure Monitor Agent. Correct bugs
3.2.0 09-04-2024 Explode "ExchangeAdminAuditLogEvents" dataconnector to multiple simplier dataconnectors
3.1.5 26-04-2024 Fix Typpo in DataConnector
Repackaged for fix on parser in maintemplate to have old parsername and parentid
3.1.4 18-04-2024 Repackaged for parser issue while redeployment
3.1.3 10-04-2024 Updated DataConnector last Log indicator and IsConnected queries by including Application and System Log Event Types
3.1.2 20-02-2024 Correct DataConnector last Log indicator and IsConnected queries
3.1.1 18-12-2023 Update Parsers parameters
3.1.0 01-11-2023 Added Watchlist to track activities on VIPs' Mailboxes. Change ExchangeAuditLog parser to work without watchlist and searching all type of VIP information
3.0.1 13-09-2023 Readme file for Parsers and typo correction
3.0.0 23-08-2023 ExchangeEnvironmentList parser name corrected in Workbooks.

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