Detection rules › Sigma

Driver Added To Disallowed Images In HVCI - Registry

Severity
high
Author
Nasreddine Bencherchali (Nextron Systems), Omar Khaled (@beacon_exe)
Source
upstream

Detects changes to the "HVCIDisallowedImages" registry value to potentially add a driver to the list, in order to prevent it from loading.

Event coverage

ProviderEvent IDTitle
Sysmon13RegistryEvent (Value Set)

Stages and Predicates

Stage 1: selection

TargetObject|contains: '\Control\CI\'
TargetObject|contains: '\HVCIDisallowedImages'

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
TargetObjectmatch
  • \Control\CI\
  • \HVCIDisallowedImages