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Detection rules › Sigma

Potential Recon Activity Using DriverQuery.EXE

Status
test
Severity
high
Log source
product windows, category process_creation
Author
Nasreddine Bencherchali (Nextron Systems)
Source
github.com/SigmaHQ/sigma

Detect usage of the "driverquery" utility to perform reconnaissance on installed drivers

MITRE ATT&CK coverage

TacticTechniques
DiscoveryNo specific technique

Event coverage

ProviderEventTitle
SysmonEvent ID 1Process creation

Rule body yaml

title: Potential Recon Activity Using DriverQuery.EXE
id: 9fc3072c-dc8f-4bf7-b231-18950000fadd
related:
    - id: a20def93-0709-4eae-9bd2-31206e21e6b2
      type: similar
status: test
description: Detect usage of the "driverquery" utility to perform reconnaissance on installed drivers
references:
    - https://thedfirreport.com/2023/01/09/unwrapping-ursnifs-gifts/
    - https://www.vmray.com/cyber-security-blog/analyzing-ursnif-behavior-malware-sandbox/
    - https://www.fireeye.com/blog/threat-research/2020/01/saigon-mysterious-ursnif-fork.html
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-01-19
modified: 2023-09-29
tags:
    - attack.discovery
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: 'driverquery.exe'
        - OriginalFileName: 'drvqry.exe'
    selection_parent:
        - ParentImage|endswith:
              - '\cscript.exe'
              - '\mshta.exe'
              - '\regsvr32.exe'
              - '\rundll32.exe'
              - '\wscript.exe'
        - ParentImage|contains:
              - '\AppData\Local\'
              - '\Users\Public\'
              - '\Windows\Temp\'
    condition: all of selection_*
falsepositives:
    - Legitimate usage by some scripts might trigger this as well
level: high
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_driverquery_recon/info.yml

Stages and Predicates

Stage 0: condition

all of selection_*

Stage 1: selection_img

selection_img:
    - Image|endswith: 'driverquery.exe'
    - OriginalFileName: 'drvqry.exe'

Stage 2: selection_parent

selection_parent:
    - ParentImage|endswith:
          - '\cscript.exe'
          - '\mshta.exe'
          - '\regsvr32.exe'
          - '\rundll32.exe'
          - '\wscript.exe'
    - ParentImage|contains:
          - '\AppData\Local\'
          - '\Users\Public\'
          - '\Windows\Temp\'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
Imageends_with
  • driverquery.exe corpus 2 (sigma 2)
OriginalFileNameeq
  • drvqry.exe corpus 2 (sigma 2)
ParentImageends_with
  • \cscript.exe corpus 17 (sigma 17)
  • \mshta.exe corpus 13 (sigma 13)
  • \regsvr32.exe corpus 11 (sigma 11)
  • \rundll32.exe corpus 15 (sigma 15)
  • \wscript.exe corpus 19 (sigma 19)
ParentImagematch
  • \AppData\Local\ corpus 2 (sigma 2)
  • \Users\Public\ corpus 2 (sigma 2)
  • \Windows\Temp\ corpus 2 (sigma 2)