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Detectionhightest

Persistence Via Hhctrl.ocx

Detects when an attacker modifies the registry value of the "hhctrl" to point to a custom binary

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Nasreddine Bencherchali (Nextron Systems)Created Thu Jul 21Updated Thu Aug 17f10ed525-97fe-4fed-be7c-2feecca941b1windows
Log Source
WindowsRegistry Set
ProductWindows← raw: windows
CategoryRegistry Set← raw: registry_set
Detection Logic
Detection Logic2 selectors
detection:
    selection:
        TargetObject|contains: '\CLSID\{52A2AAAE-085D-4187-97EA-8C30DB990436}\InprocServer32\(Default)'
    filter:
        Details: 'C:\Windows\System32\hhctrl.ocx'
    condition: selection and not filter
False Positives
Unlikely

False positives are unlikely for most environments. High confidence detection.

References
1
Resolving title…
persistence-info.github.io
2
Resolving title…
hexacorn.com
MITRE ATT&CK
Rule Metadata
Rule ID
f10ed525-97fe-4fed-be7c-2feecca941b1
Status
test
Level
high
Type
Detection
Created
Thu Jul 21
Modified
Thu Aug 17
Author
Nasreddine Bencherchali (Nextron Systems)
Path
rules/windows/registry/registry_set/registry_set_hhctrl_persistence.yml
Raw Tags
attack.persistence
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