Detectionhightest
VMMap Unsigned Dbghelp.DLL Potential Sideloading
Detects potential DLL sideloading of an unsigned dbghelp.dll by the Sysinternals VMMap.
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Nasreddine Bencherchali (Nextron Systems)Created Fri Jul 28Updated Tue Sep 05273a8dd8-3742-4302-bcc7-7df5a80fe425windows
Log Source
WindowsImage Load (DLL)
ProductWindows← raw: windows
CategoryImage Load (DLL)← raw: image_load
Detection Logic
Detection Logic2 selectors
detection:
selection:
ImageLoaded|contains: 'C:\Debuggers\dbghelp.dll'
Image|endswith:
- '\vmmap.exe'
- '\vmmap64.exe'
filter_main_signed:
Signed: 'true'
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
273a8dd8-3742-4302-bcc7-7df5a80fe425
Status
test
Level
high
Type
Detection
Created
Fri Jul 28
Modified
Tue Sep 05
Path
rules/windows/image_load/image_load_side_load_vmmap_dbghelp_unsigned.yml
Raw Tags
attack.defense-evasionattack.persistenceattack.privilege-escalationattack.t1574.001