MSExchange Transport Agent Installation - Builtin

testmedium
log source: windows · msexchange-managementauthor Tobias Michalski (Nextron Systems)date 2021-06-08
01

description

What this is, in brief.

Detects the Installation of a Exchange Transport Agent

02

tags

attack.persistenceattack.t1505.002
03

rule source (YAML)

title: MSExchange Transport Agent Installation - Builtin
id: 4fe151c2-ecf9-4fae-95ae-b88ec9c2fca6
related:
    - id: 83809e84-4475-4b69-bc3e-4aad8568612f
      type: derived
status: test
description: Detects the Installation of a Exchange Transport Agent
references:
    - https://speakerdeck.com/heirhabarov/hunting-for-persistence-via-microsoft-exchange-server-or-outlook?slide=7
author: Tobias Michalski (Nextron Systems)
date: 2021-06-08
modified: 2022-11-27
tags:
    - attack.persistence
    - attack.t1505.002
logsource:
    product: windows
    service: msexchange-management
detection:
    selection:
        - 'Install-TransportAgent'
    condition: selection
falsepositives:
    - Legitimate installations of exchange TransportAgents. AssemblyPath is a good indicator for this.
level: medium
04

detects techniques (1)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.