UAC Bypass Abusing Winsat Path Parsing - File

 1title: UAC Bypass Abusing Winsat Path Parsing - File
 2id: 155dbf56-e0a4-4dd0-8905-8a98705045e8
 3status: test
 4description: Detects the pattern of UAC Bypass using a path parsing issue in winsat.exe (UACMe 52)
 5references:
 6    - https://github.com/hfiref0x/UACME
 7author: Christian Burkard (Nextron Systems)
 8date: 2021-08-30
 9modified: 2022-10-09
10tags:
11    - attack.defense-evasion
12    - attack.privilege-escalation
13    - attack.t1548.002
14logsource:
15    category: file_event
16    product: windows
17detection:
18    selection:
19        TargetFilename|startswith: 'C:\Users\'
20        TargetFilename|endswith:
21            - '\AppData\Local\Temp\system32\winsat.exe'
22            - '\AppData\Local\Temp\system32\winmm.dll'
23    condition: selection
24falsepositives:
25    - Unknown
26level: high

References

• GitHub - hfiref0x/UACME: Defeating Windows User Account Control

  

  Defeating Windows User Account Control. Contribute to hfiref0x/UACME development by creating an account on GitHub.

  
  Read More

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