Detection rules › Sigma

New BgInfo.EXE Custom DB Path Registry Configuration

Severity
medium
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

Detects setting of a new registry database value related to BgInfo configuration. Attackers can for example set this value to save the results of the commands executed by BgInfo in order to exfiltrate information.

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1112 Modify Registry
Defense EvasionT1112 Modify Registry

Event coverage

ProviderEvent IDTitle
Sysmon13RegistryEvent (Value Set)

Stages and Predicates

Stage 1: selection

TargetObject|endswith: '\Software\Winternals\BGInfo\Database'

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
TargetObjectends_with
  • \Software\Winternals\BGInfo\Database