Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
This studio is built around Phoenix's own rule corpus, not a blank editor. Search by title or rule id, choose a live sigma-cli backend, then reveal pipelines only when you actually need them.
Indexed Rules
3,707
Ready to search
Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
ESXi VSAN Information Discovery Via ESXCLI
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
ESXi VSAN Information Discovery Via ESXCLI
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: ESXi VSAN Information Discovery Via ESXCLI
id: d54c2f06-aca9-4e2b-81c9-5317858f4b79
status: test
description: Detects execution of the "esxcli" command with the "vsan" flag in order to retrieve information about virtual storage. Seen used by malware such as DarkSide.
references:
- https://www.trendmicro.com/en_us/research/21/e/darkside-linux-vms-targeted.html
- https://www.trendmicro.com/en_us/research/22/a/analysis-and-Impact-of-lockbit-ransomwares-first-linux-and-vmware-esxi-variant.html
- https://developer.broadcom.com/xapis/esxcli-command-reference/7.0.0/namespace/esxcli_vsan.html
author: Nasreddine Bencherchali (Nextron Systems), Cedric Maurugeon
date: 2023-09-04
tags:
- attack.discovery
- attack.execution
- attack.t1033
- attack.t1007
- attack.t1059.012
logsource:
category: process_creation
product: linux
detection:
selection_img:
Image|endswith: '/esxcli'
CommandLine|contains: 'vsan'
selection_cli:
CommandLine|contains:
- ' get'
- ' list'
condition: all of selection_*
falsepositives:
- Legitimate administration activities
# Note: level can be reduced to low in some envs
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/linux/process_creation/proc_creation_lnx_esxcli_vsan_discovery.yml