Detectionhightest
Whoami.EXE Execution From Privileged Process
Detects the execution of "whoami.exe" by privileged accounts that are often abused by threat actors
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Florian Roth (Nextron Systems), Teymur KheirkhabarovCreated Fri Jan 28Updated Mon Dec 0479ce34ca-af29-4d0e-b832-fc1b377020dbwindows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection_img:
- OriginalFileName: 'whoami.exe'
- Image|endswith: '\whoami.exe'
selection_user:
User|contains:
- 'AUTHORI'
- 'AUTORI'
- 'TrustedInstaller'
condition: all of selection_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
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Similar
Rule not found80167ada-7a12-41ed-b8e9-aa47195c66a1
Rule Metadata
Rule ID
79ce34ca-af29-4d0e-b832-fc1b377020db
Status
test
Level
high
Type
Detection
Created
Fri Jan 28
Modified
Mon Dec 04
Path
rules/windows/process_creation/proc_creation_win_whoami_execution_from_high_priv_process.yml
Raw Tags
attack.privilege-escalationattack.discoveryattack.t1033