Detectionmediumtest
Potentially Over Permissive Permissions Granted Using Dsacls.EXE
Detects usage of Dsacls to grant over permissive permissions
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Nasreddine Bencherchali (Nextron Systems)Created Mon Jun 20Updated Sat Feb 0401c42d3c-242d-4655-85b2-34f1739632f7windows
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 Logic3 selectors
detection:
selection_img:
- Image|endswith: '\dsacls.exe'
- OriginalFileName: "DSACLS.EXE"
selection_flag:
CommandLine|contains: ' /G '
selection_permissions:
CommandLine|contains: # Add more permissions as you see fit in your environment
- 'GR'
- 'GE'
- 'GW'
- 'GA'
- 'WP'
- 'WD'
condition: all of selection_*False Positives
Legitimate administrators granting over permissive permissions to users
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
01c42d3c-242d-4655-85b2-34f1739632f7
Status
test
Level
medium
Type
Detection
Created
Mon Jun 20
Modified
Sat Feb 04
Path
rules/windows/process_creation/proc_creation_win_dsacls_abuse_permissions.yml
Raw Tags
attack.defense-evasionattack.t1218