Hub configuration

Name: Suspicious Key Manager Access
Author: sigmahq

More info

Suspicious Key Manager Access Detection Scenario by sigmahq | CrowdSec Hub

« Suspicious Key Manager Access »
v0.2 by sigmahq / proc_creation_win_rundll32_keymgr
Attack scenariowindowsNot spoofableLow confidence

Detects the invocation of the Stored User Names and Passwords dialogue (Key Manager)

Installation

cscli scenarios install sigmahq/proc_creation_win_rundll32_keymgr

YAML Configuration

1type: trigger
2name: sigmahq/proc_creation_win_rundll32_keymgr
3description: |
4  Detects the invocation of the Stored User Names and Passwords dialogue (Key Manager)
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\rundll32.exe' || evt.Parsed.OriginalFileName == 'RUNDLL32.EXE') && evt.Parsed.CommandLine contains 'keymgr' && evt.Parsed.CommandLine contains 'KRShowKeyMgr')
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1555.004
15
16  label: "Suspicious Key Manager Access"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24

Hub configuration

« Suspicious Key Manager Access »v0.2 by sigmahq / proc_creation_win_rundll32_keymgrAttack scenariowindowsNot spoofableLow confidenceMITRE:t1555

« Suspicious Key Manager Access »
v0.2 by sigmahq / proc_creation_win_rundll32_keymgr
Attack scenariowindowsNot spoofableLow confidence