Hub configuration

Name: Suspicious Processes Spawned by WinRM
Author: sigmahq

More info

Suspicious Processes Spawned by WinRM Detection Scenario by sigmahq | CrowdSec Hub

« Suspicious Processes Spawned by WinRM »
v0.2 by sigmahq / proc_creation_win_winrm_susp_child_process
Attack scenariowindowsNot spoofableLow confidence

Detects suspicious processes including shells spawnd from WinRM host process

Installation

cscli scenarios install sigmahq/proc_creation_win_winrm_susp_child_process

YAML Configuration

1type: trigger
2name: sigmahq/proc_creation_win_winrm_susp_child_process
3description: |
4  Detects suspicious processes including shells spawnd from WinRM host process
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.ParentImage endsWith '\\wsmprovhost.exe' && (evt.Parsed.Image endsWith '\\cmd.exe' || evt.Parsed.Image endsWith '\\sh.exe' || evt.Parsed.Image endsWith '\\bash.exe' || evt.Parsed.Image endsWith '\\powershell.exe' || evt.Parsed.Image endsWith '\\pwsh.exe' || evt.Parsed.Image endsWith '\\wsl.exe' || evt.Parsed.Image endsWith '\\schtasks.exe' || evt.Parsed.Image endsWith '\\certutil.exe' || evt.Parsed.Image endsWith '\\whoami.exe' || evt.Parsed.Image endsWith '\\bitsadmin.exe'))
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1190
15
16  label: "Suspicious Processes Spawned by WinRM"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24

Hub configuration

« Suspicious Processes Spawned by WinRM »v0.2 by sigmahq / proc_creation_win_winrm_susp_child_processAttack scenariowindowsNot spoofableLow confidenceMITRE:t1190

« Suspicious Processes Spawned by WinRM »
v0.2 by sigmahq / proc_creation_win_winrm_susp_child_process
Attack scenariowindowsNot spoofableLow confidence