Detection of logins performed with WMI

Rule Content

- title: Login with WMI
  id: 5af54681-df95-4c26-854f-2565e13cfab0
  status: stable
  description: Detection of logins performed with WMI
  author: Thomas Patzke
  tags:
  - attack.execution
  - attack.t1047
  logsource:
    product: windows
    service: security
    category: null
  detection:
    selection:
      EventID: 4624
      ProcessName: '*\WmiPrvSE.exe'
    condition: selection
  falsepositives:
  - Monitoring tools
  - Legitimate system administration
  level: low

Querying Elasticsearch

Import Libraries



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from elasticsearch import Elasticsearch
from elasticsearch_dsl import Search
import pandas as pd

Initialize Elasticsearch client



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es = Elasticsearch(['http://helk-elasticsearch:9200'])
searchContext = Search(using=es, index='logs-endpoint-winevent-security-*', doc_type='doc')

Run Elasticsearch Query



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s = searchContext.query('query_string', query='(event_id:"4624" AND process_path.keyword:*\\WmiPrvSE.exe)')
response = s.execute()
if response.success():
    df = pd.DataFrame((d.to_dict() for d in s.scan()))

Show Results



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df.head()