Potential MsiExec Masquerading

 1title: Potential MsiExec Masquerading
 2id: e22a6eb2-f8a5-44b5-8b44-a2dbd47b1144
 3status: test
 4description: Detects the execution of msiexec.exe from an uncommon directory
 5references:
 6    - https://twitter.com/200_okay_/status/1194765831911215104
 7author: Florian Roth (Nextron Systems)
 8date: 2019-11-14
 9modified: 2023-02-21
10tags:
11    - attack.defense-evasion
12    - attack.t1036.005
13logsource:
14    category: process_creation
15    product: windows
16detection:
17    selection:
18        - Image|endswith: '\msiexec.exe'
19        - OriginalFileName: '\msiexec.exe'
20    filter:
21        Image|startswith:
22            - 'C:\Windows\System32\'
23            - 'C:\Windows\SysWOW64\'
24            - 'C:\Windows\WinSxS\'
25    condition: selection and not filter
26falsepositives:
27    - Unknown
28level: high