frack113
40 lines
1.7 KiB
YAML
40 lines
1.7 KiB
YAML
title: Remote Desktop Protocol Use Mstsc
|
|
id: 954f0af7-62dd-418f-b3df-a84bc2c7a774
|
|
status: experimental
|
|
description: Adversaries may use Valid Accounts to log into a computer using the Remote Desktop Protocol (RDP). The adversary may then perform actions as the logged-on user.
|
|
references:
|
|
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1021.001/T1021.001.md#t1021001---remote-desktop-protocol
|
|
- https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/mstsc
|
|
author: frack113
|
|
date: 2022/01/07
|
|
modified: 2022/09/21
|
|
tags:
|
|
- attack.lateral_movement
|
|
- attack.t1021.001
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection_mstsc_img:
|
|
- Image|endswith: '\mstsc.exe'
|
|
- OriginalFileName: 'mstsc.exe'
|
|
selection_mstsc_cli:
|
|
CommandLine|contains: ' /v:'
|
|
selection_cmdkey_img:
|
|
- Image|endswith: '\cmdkey.exe'
|
|
- OriginalFileName: 'cmdkey.exe'
|
|
selection_cmdkey_cli:
|
|
CommandLine|contains|all:
|
|
- ' /g'
|
|
- ' /u'
|
|
- ' /p'
|
|
filter_mstsc_1:
|
|
# Example: mstsc.exe /v:XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX /hvsocketserviceid:XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX /silent /wslg /plugin:WSLDVC /wslgsharedmemorypath:WSL\XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX\wslg C:\ProgramData\Microsoft\WSL\wslg.rdp
|
|
ParentImage: 'C:\Windows\System32\lxss\wslhost.exe'
|
|
CommandLine|contains: 'C:\ProgramData\Microsoft\WSL\wslg.rdp'
|
|
condition: all of selection_mstsc* and not 1 of filter_mstsc_* or all of selection_cmdkey*
|
|
falsepositives:
|
|
- WSL (Windows Sub System For Linux)
|
|
- Other currently unknown software
|
|
level: medium
|