Detectionhightest
Registry Persistence via Service in Safe Mode
Detects the modification of the registry to allow a driver or service to persist in Safe Mode.
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Log Source
WindowsRegistry Set
ProductWindows← raw: windows
CategoryRegistry Set← raw: registry_set
Detection Logic
Detection Logic4 selectors
detection:
selection:
TargetObject|contains:
- '\Control\SafeBoot\Minimal\'
- '\Control\SafeBoot\Network\'
TargetObject|endswith: '\(Default)'
Details: 'Service'
filter_optional_sophos:
Image: 'C:\WINDOWS\system32\msiexec.exe'
TargetObject|endswith:
- '\Control\SafeBoot\Minimal\SAVService\(Default)'
- '\Control\SafeBoot\Network\SAVService\(Default)'
filter_optional_mbamservice:
Image|endswith: '\MBAMInstallerService.exe'
TargetObject|endswith: '\MBAMService\(Default)'
Details: 'Service'
filter_optional_hexnode:
Image: 'C:\Hexnode\Hexnode Agent\Current\HexnodeAgent.exe'
TargetObject|endswith:
- '\Control\SafeBoot\Minimal\Hexnode Updater\(Default)'
- '\Control\SafeBoot\Network\Hexnode Updater\(Default)'
- '\Control\SafeBoot\Minimal\Hexnode Agent\(Default)'
- '\Control\SafeBoot\Network\Hexnode Agent\(Default)'
Details: 'Service'
condition: selection and not 1 of filter_optional_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
Testing & Validation
Simulations
atomic-red-teamT1112
View on ARTWindows Add Registry Value to Load Service in Safe Mode without Network
GUID: 1dd59fb3-1cb3-4828-805d-cf80b4c3bbb5
atomic-red-teamT1112
View on ARTWindows Add Registry Value to Load Service in Safe Mode with Network
GUID: c173c948-65e5-499c-afbe-433722ed5bd4
MITRE ATT&CK
Tactics
Sub-techniques
Rule Metadata
Rule ID
1547e27c-3974-43e2-a7d7-7f484fb928ec
Status
test
Level
high
Type
Detection
Created
Mon Apr 04
Modified
Wed Oct 22
Author
Path
rules/windows/registry/registry_set/registry_set_add_load_service_in_safe_mode.yml
Raw Tags
attack.defense-evasionattack.t1564.001