Detection rules › Sigma

Windows Hotfix Updates Reconnaissance Via Wmic.EXE

Severity
medium
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

Detects the execution of wmic with the "qfe" flag in order to obtain information about installed hotfix updates on the system. This is often used by pentester and attacker enumeration scripts

MITRE ATT&CK coverage

TacticTechniques
ExecutionT1047 Windows Management Instrumentation

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation

Stages and Predicates

Stage 1: all of selection_img

or:
Image|endswith: '\WMIC.exe'
OriginalFileName: wmic.exe

Stage 2: all of selection_cli

CommandLine|contains: ' qfe'

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
CommandLinematch
  • qfe
Imageends_with
  • \WMIC.exe corpus 12 (sigma 12)
OriginalFileNameeq
  • wmic.exe corpus 33 (sigma 33)