title: Proxy Execution Via Explorer.exe
author: Furkan CALISKAN, @caliskanfurkan_, @oscd_initiative
date: 2020/10/05
description: Attackers can use explorer.exe for evading defense mechanisms
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    Image:
    - '*\explorer.exe'
  SELECTION_3:
    ParentImage:
    - '*\cmd.exe'
  SELECTION_4:
    CommandLine:
    - '*explorer.exe*'
  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4)
falsepositives:
- Legitimate explorer.exe run from cmd.exe
id: 9eb271b9-24ae-4cd4-9465-19cfc1047f3e
level: low
logsource:
  category: process_creation
  product: windows
references:
- https://twitter.com/CyberRaiju/status/1273597319322058752
status: experimental
tags:
- attack.defense_evasion
- attack.t1218
ruletype: SIGMA