Detection rules › Sigma

UEFI Persistence Via Wpbbin - ProcessCreation

Severity
high
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

Detects execution of the binary "wpbbin" which is used as part of the UEFI based persistence method described in the reference section

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1542.001 Pre-OS Boot: System Firmware
Defense EvasionT1542.001 Pre-OS Boot: System Firmware

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation
Security-Auditing4688A new process has been created.

Stages and Predicates

Stage 1: selection

Image: 'C:\Windows\System32\wpbbin.exe'

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
Imageeq
  • C:\Windows\System32\wpbbin.exe