HELK/docker/helk-jupyter/notebooks/sigma/win_susp_rottenpotato.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# RottenPotato Like Attack Pattern\n",
    "Detects logon events that have characteristics of events generated during an attack with RottenPotato and the like"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Rule Content\n",
    "```\n",
    "- title: RottenPotato Like Attack Pattern\n",
    "  id: 16f5d8ca-44bd-47c8-acbe-6fc95a16c12f\n",
    "  status: experimental\n",
    "  description: Detects logon events that have characteristics of events generated\n",
    "    during an attack with RottenPotato and the like\n",
    "  references:\n",
    "  - https://twitter.com/SBousseaden/status/1195284233729777665\n",
    "  author: '@SBousseaden, Florian Roth'\n",
    "  date: 2019/11/15\n",
    "  tags:\n",
    "  - attack.privilege_escalation\n",
    "  - attack.credential_access\n",
    "  - attack.t1171\n",
    "  logsource:\n",
    "    product: windows\n",
    "    service: security\n",
    "    category: null\n",
    "  detection:\n",
    "    selection:\n",
    "      EventID: 4624\n",
    "      LogonType: 3\n",
    "      TargetUserName: ANONYMOUS_LOGON\n",
    "      WorkstationName: '-'\n",
    "      SourceNetworkAddress: 127.0.0.1\n",
    "    condition: selection\n",
    "  falsepositives:\n",
    "  - Unknown\n",
    "  level: high\n",
    "\n",
    "```"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Querying Elasticsearch"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Import Libraries"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from elasticsearch import Elasticsearch\n",
    "from elasticsearch_dsl import Search\n",
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Initialize Elasticsearch client"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "es = Elasticsearch(['http://helk-elasticsearch:9200'])\n",
    "searchContext = Search(using=es, index='logs-endpoint-winevent-security-*', doc_type='doc')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Run Elasticsearch Query"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "s = searchContext.query('query_string', query='(event_id:\"4624\" AND logon_type:\"3\" AND TargetUserName:\"ANONYMOUS_LOGON\" AND src_host_name:\"\\-\" AND SourceNetworkAddress:\"127.0.0.1\")')\n",
    "response = s.execute()\n",
    "if response.success():\n",
    "    df = pd.DataFrame((d.to_dict() for d in s.scan()))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Show Results"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "df.head()"
   ]
  }
 ],
 "metadata": {},
 "nbformat": 4,
 "nbformat_minor": 4
}