Detection rules › Sigma

Office Application Startup - Office Test

Severity
medium
Author
omkar72
Source
upstream

Detects the addition of office test registry that allows a user to specify an arbitrary DLL that will be executed every time an Office application is started

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1137.002 Office Application Startup: Office Test

Event coverage

ProviderEvent IDTitle
Sysmon12RegistryEvent (Object create and delete)
Sysmon13RegistryEvent (Value Set)
Sysmon14RegistryEvent (Key and Value Rename)

Stages and Predicates

Stage 1: selection

TargetObject|contains: '\Software\Microsoft\Office test\Special\Perf'

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
  • \Software\Microsoft\Office test\Special\Perf