mirror of https://github.com/infosecn1nja/HELK.git
155 lines
3.8 KiB
Plaintext
155 lines
3.8 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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"# Pandemic Registry Key\n",
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"Detects Pandemic Windows Implant"
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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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"- action: global\n",
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" title: Pandemic Registry Key\n",
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" id: 47e0852a-cf81-4494-a8e6-31864f8c86ed\n",
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" status: experimental\n",
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" description: Detects Pandemic Windows Implant\n",
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" references:\n",
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" - https://wikileaks.org/vault7/#Pandemic\n",
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" - https://twitter.com/MalwareJake/status/870349480356454401\n",
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" tags:\n",
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" - attack.lateral_movement\n",
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" - attack.t1105\n",
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" author: Florian Roth\n",
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" detection:\n",
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" condition: 1 of them\n",
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" fields:\n",
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" - EventID\n",
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" - CommandLine\n",
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" - ParentCommandLine\n",
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" - Image\n",
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" - User\n",
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" - TargetObject\n",
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" falsepositives:\n",
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" - unknown\n",
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" level: critical\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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" detection:\n",
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" selection1:\n",
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" EventID: 13\n",
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" TargetObject:\n",
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" - \\REGISTRY\\MACHINE\\SYSTEM\\CurrentControlSet\\services\\null\\Instance*\n",
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" - \\REGISTRY\\MACHINE\\SYSTEM\\ControlSet001\\services\\null\\Instance*\n",
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" - \\REGISTRY\\MACHINE\\SYSTEM\\ControlSet002\\services\\null\\Instance*\n",
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"- logsource:\n",
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" category: process_creation\n",
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" product: windows\n",
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" detection:\n",
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" selection2:\n",
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" Command: loaddll -a *\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-*', 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:\"13\" AND registry_key_path.keyword:(\\\\REGISTRY\\\\MACHINE\\\\SYSTEM\\\\CurrentControlSet\\\\services\\\\null\\\\Instance* OR \\\\REGISTRY\\\\MACHINE\\\\SYSTEM\\\\ControlSet001\\\\services\\\\null\\\\Instance* OR \\\\REGISTRY\\\\MACHINE\\\\SYSTEM\\\\ControlSet002\\\\services\\\\null\\\\Instance*))')\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": "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='Command.keyword:loaddll\\ \\-a\\ *')\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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