Hub configuration

Name: Privilege Escalation via Named Pipe Impersonation
Author: sigmahq

More info

Privilege Escalation via Named Pipe Impersonation Detection Scenario by sigmahq | CrowdSec Hub

« Privilege Escalation via Named Pipe Impersonation »
v0.2 by sigmahq / proc_creation_win_susp_priv_escalation_via_named_pipe
Attack scenariowindowsNot spoofableLow confidence

Detects a remote file copy attempt to a hidden network share. This may indicate lateral movement or data staging activity.

Installation

cscli scenarios install sigmahq/proc_creation_win_susp_priv_escalation_via_named_pipe

YAML Configuration

1type: trigger
2name: sigmahq/proc_creation_win_susp_priv_escalation_via_named_pipe
3description: |
4  Detects a remote file copy attempt to a hidden network share. This may indicate lateral movement or data staging activity.
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\cmd.exe' || evt.Parsed.Image endsWith '\\powershell.exe' || evt.Parsed.OriginalFileName in ['Cmd.Exe', 'PowerShell.EXE']) && evt.Parsed.CommandLine contains 'echo' && evt.Parsed.CommandLine contains '>' && evt.Parsed.CommandLine contains '\\\\.\\pipe\\')
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1021
15
16  label: "Privilege Escalation via Named Pipe Impersonation"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24

Hub configuration

« Privilege Escalation via Named Pipe Impersonation »v0.2 by sigmahq / proc_creation_win_susp_priv_escalation_via_named_pipeAttack scenariowindowsNot spoofableLow confidenceMITRE:t1021

« Privilege Escalation via Named Pipe Impersonation »
v0.2 by sigmahq / proc_creation_win_susp_priv_escalation_via_named_pipe
Attack scenariowindowsNot spoofableLow confidence