Detectionhightest
Potential Persistence Via CHM Helper DLL
Detects when an attacker modifies the registry key "HtmlHelp Author" to achieve persistence
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Nasreddine Bencherchali (Nextron Systems)Created Thu Jul 21Updated Thu Aug 17976dd1f2-a484-45ec-aa1d-0e87e882262bwindows
Log Source
WindowsRegistry Set
ProductWindows← raw: windows
CategoryRegistry Set← raw: registry_set
Detection Logic
Detection Logic1 selector
detection:
selection:
TargetObject|contains:
- '\Software\Microsoft\HtmlHelp Author\Location'
- '\Software\WOW6432Node\Microsoft\HtmlHelp Author\Location'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Tactics
Rule Metadata
Rule ID
976dd1f2-a484-45ec-aa1d-0e87e882262b
Status
test
Level
high
Type
Detection
Created
Thu Jul 21
Modified
Thu Aug 17
Path
rules/windows/registry/registry_set/registry_set_persistence_chm.yml
Raw Tags
attack.persistence