sigmamediumHunting

Potential ShellDispatch.DLL Sideloading

Detects potential DLL sideloading of "ShellDispatch.dll"

MITRE ATT&CK

persistencedefense-evasionprivilege-escalation

Detection Query

selection:
  ImageLoaded|endswith: \ShellDispatch.dll
filter_main_legit_path:
  - ImageLoaded|contains|all:
      - :\Users\
      - \AppData\Local\Temp\
  - ImageLoaded|contains: :\Windows\Temp\
condition: selection and not 1 of filter_main_*

Author

X__Junior (Nextron Systems)

Created

2023-06-20

Data Sources

windowsImage Load Events

Platforms

windows

References

https://www.hexacorn.com/blog/2023/06/07/this-lolbin-doesnt-exist/

Tags

attack.persistenceattack.defense-evasionattack.privilege-escalationattack.t1574.001

Raw Content

title: Potential ShellDispatch.DLL Sideloading
id: 844f8eb2-610b-42c8-89a4-47596e089663
status: test
description: Detects potential DLL sideloading of "ShellDispatch.dll"
references:
    - https://www.hexacorn.com/blog/2023/06/07/this-lolbin-doesnt-exist/
author: X__Junior (Nextron Systems)
date: 2023-06-20
tags:
    - attack.persistence
    - attack.defense-evasion
    - attack.privilege-escalation
    - attack.t1574.001
logsource:
    category: image_load
    product: windows
detection:
    selection:
        ImageLoaded|endswith: '\ShellDispatch.dll'
    filter_main_legit_path:
        - ImageLoaded|contains|all:
              - ':\Users\'
              - '\AppData\Local\Temp\'
        - ImageLoaded|contains: ':\Windows\Temp\'
    condition: selection and not 1 of filter_main_*
falsepositives:
    - Some installers may trigger some false positives
level: medium