sigmamediumHunting

MSExchange Transport Agent Installation

Detects the Installation of a Exchange Transport Agent

MITRE ATT&CK

persistence

Detection Query

selection:
  CommandLine|contains: Install-TransportAgent
condition: selection

Author

Tobias Michalski (Nextron Systems)

Created

2021-06-08

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://speakerdeck.com/heirhabarov/hunting-for-persistence-via-microsoft-exchange-server-or-outlook?slide=7

Tags

attack.persistenceattack.t1505.002

Raw Content

title: MSExchange Transport Agent Installation
id: 83809e84-4475-4b69-bc3e-4aad8568612f
related:
    - id: 83809e84-4475-4b69-bc3e-4aad8568612f
      type: similar
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: 2022-10-09
tags:
    - attack.persistence
    - attack.t1505.002
logsource:
    product: windows
    category: process_creation
detection:
    selection:
        CommandLine|contains: 'Install-TransportAgent'
    condition: selection
falsepositives:
    - Legitimate installations of exchange TransportAgents. AssemblyPath is a good indicator for this.
level: medium