Detectionhightest
Potential DLL Sideloading Of KeyScramblerIE.DLL Via KeyScrambler.EXE
Detects potential DLL side loading of "KeyScramblerIE.dll" by "KeyScrambler.exe". Various threat actors and malware have been found side loading a masqueraded "KeyScramblerIE.dll" through "KeyScrambler.exe".
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Log Source
WindowsImage Load (DLL)
ProductWindows← raw: windows
CategoryImage Load (DLL)← raw: image_load
Detection Logic
Detection Logic3 selectors
detection:
selection:
Image|endswith:
- '\KeyScrambler.exe'
- '\KeyScramblerLogon.exe'
ImageLoaded|endswith: '\KeyScramblerIE.dll'
filter_main_legitimate_path:
Image|contains:
- 'C:\Program Files (x86)\KeyScrambler\'
- 'C:\Program Files\KeyScrambler\'
ImageLoaded|contains:
- 'C:\Program Files (x86)\KeyScrambler\'
- 'C:\Program Files\KeyScrambler\'
filter_main_signature:
Signature: 'QFX Software Corporation'
SignatureStatus: 'Valid'
condition: selection and not 1 of filter_main_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Rule Metadata
Rule ID
d2451be2-b582-4e15-8701-4196ac180260
Status
test
Level
high
Type
Detection
Created
Mon Apr 15
Path
rules/windows/image_load/image_load_side_load_keyscrambler.yml
Raw Tags
attack.persistenceattack.defense-evasionattack.privilege-escalationattack.t1574.001