mirror of https://github.com/infosecn1nja/HELK.git
130 lines
3.0 KiB
Plaintext
130 lines
3.0 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Mimikatz through Windows Remote Management\n",
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"Detects usage of mimikatz through WinRM protocol by monitoring access to lsass process by wsmprovhost.exe."
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Rule Content\n",
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"```\n",
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"- title: Mimikatz through Windows Remote Management\n",
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" id: aa35a627-33fb-4d04-a165-d33b4afca3e8\n",
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" description: Detects usage of mimikatz through WinRM protocol by monitoring access\n",
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" to lsass process by wsmprovhost.exe.\n",
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" references:\n",
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" - https://pentestlab.blog/2018/05/15/lateral-movement-winrm/\n",
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" status: stable\n",
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" author: Patryk Prauze - ING Tech\n",
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" logsource:\n",
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" product: windows\n",
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" service: sysmon\n",
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" category: null\n",
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" detection:\n",
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" selection:\n",
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" EventID: 10\n",
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" TargetImage: C:\\windows\\system32\\lsass.exe\n",
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" SourceImage: C:\\Windows\\system32\\wsmprovhost.exe\n",
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" condition: selection\n",
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" tags:\n",
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" - attack.credential_access\n",
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" - attack.execution\n",
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" - attack.t1003\n",
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" - attack.t1028\n",
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" - attack.s0005\n",
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" falsepositives:\n",
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" - low\n",
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" level: high\n",
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"\n",
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"```"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Querying Elasticsearch"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Import Libraries"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"from elasticsearch import Elasticsearch\n",
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"from elasticsearch_dsl import Search\n",
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"import pandas as pd"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Initialize Elasticsearch client"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"es = Elasticsearch(['http://helk-elasticsearch:9200'])\n",
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"searchContext = Search(using=es, index='logs-endpoint-winevent-sysmon-*', doc_type='doc')"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Run Elasticsearch Query"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"s = searchContext.query('query_string', query='(event_id:\"10\" AND target_process_path:\"C\\:\\\\windows\\\\system32\\\\lsass.exe\" AND process_path:\"C\\:\\\\Windows\\\\system32\\\\wsmprovhost.exe\")')\n",
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"response = s.execute()\n",
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"if response.success():\n",
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" df = pd.DataFrame((d.to_dict() for d in s.scan()))"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Show Results"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"df.head()"
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]
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}
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],
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"metadata": {},
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"nbformat": 4,
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"nbformat_minor": 4
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}
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