Detection rules › Sigma
ESXi Account Creation Via ESXCLI
Detects user account creation on ESXi system via esxcli
Known false positives
- Legitimate administration activities
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | |
| Persistence |
Telemetry coverage
| Platform | Record / event type |
|---|---|
| Linux | Event ID 1: Process Create |
Rule body
title: ESXi Account Creation Via ESXCLI
id: b28e4eb3-8bbc-4f0c-819f-edfe8e2f25db
status: test
description: Detects user account creation on ESXi system via esxcli
references:
- https://developer.broadcom.com/xapis/esxcli-command-reference/7.0.0/namespace/esxcli_system.html
author: Cedric Maurugeon
date: 2023-08-22
tags:
- attack.persistence
- attack.execution
- attack.t1136
- attack.t1059.012
logsource:
category: process_creation
product: linux
detection:
selection:
Image|endswith: '/esxcli'
CommandLine|contains|all:
- 'system '
- 'account '
- 'add '
condition: selection
falsepositives:
- Legitimate administration activities
level: medium
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|endswith: '/esxcli'
CommandLine|contains|all:
- 'system '
- 'account '
- 'add '
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
CommandLine | match |
| field:"CommandLine" kind:match |
Image | ends_with |
| field:"Image" kind:ends_with value:"/esxcli" |