SigmaHQ/rules/windows/builtin/win_software_discovery.yml
2021-09-02 21:03:25 +02:00

45 lines
1.6 KiB
YAML

action: global
title: Detected Windows Software Discovery
description: Adversaries may attempt to enumerate software for a variety of reasons, such as figuring out what security measures are present or if the compromised system has a version of software that is vulnerable.
status: experimental
author: Nikita Nazarov, oscd.community
date: 2020/10/16
references:
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1518/T1518.md
- https://github.com/harleyQu1nn/AggressorScripts #AVQuery.cna
tags:
- attack.discovery
- attack.t1518
level: medium
falsepositives:
- Legitimate administration activities
detection:
condition: 1 of them
---
id: 2650dd1a-eb2a-412d-ac36-83f06c4f2282
logsource:
product: windows
service: powershell
definition: 'Script block logging must be enabled'
detection:
selection:
EventID: 4104
ScriptBlockText|contains|all: # Example: Get-ItemProperty HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\* | Select-Object DisplayName, DisplayVersion, Publisher, InstallDate | Format-Table -Autosize
- 'get-itemProperty'
- '\software\'
- 'select-object'
- 'format-table'
---
id: e13f668e-7f95-443d-98d2-1816a7648a7b
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\reg.exe' # Example: reg query "HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer" /v svcVersion
CommandLine|contains|all:
- 'query'
- '\software\'
- '/v'
- 'svcversion'