MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 845f584a4b58e05f5eabb64041142baac8b97a971f88d4cb2544c4ac3af97a3a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Emotet (aka Heodo)

Vendor detections: 6

Intelligence 6 IOCs YARA 4 File information Comments

SHA256 hash:	845f584a4b58e05f5eabb64041142baac8b97a971f88d4cb2544c4ac3af97a3a
SHA3-384 hash:	30db086b087afd39bafd31cb1ac6bb556623d290494be3808375f648932a9a31b1283ac15c741e59fcde7635311f388a
SHA1 hash:	584bccd457d5fcdb81779922dfed5f281ef31ccf
MD5 hash:	b94e9f1c9d364a8f3cba9256a879b020
humanhash:	ink-sweet-berlin-mike
File name:	emotet_e3_845f584a4b58e05f5eabb64041142baac8b97a971f88d4cb2544c4ac3af97a3a_2020-08-14__050805._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	237'063 bytes
First seen:	2020-08-14 05:08:30 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:/+j6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkX9SRVAnkLwngZR:2HgtEWPsL/aTyT9GkN+VAngwngZR
TLSH	63345A5B97D9AB97E78253710A1BEA2000959C783821420FBDCD3EFE7F79B680D71216
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch3 Heodo

Cryptolaemus1

Emotet epoch3 doc

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.VBS.Obfus-97.UNOFFICIAL

TwinWave.EvilDoc.EmotetWindowSong.20200204.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL

TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

Creating a process with a hidden window

DNS request

Creating a file in the %temp% directory

Creating a process from a recently created file

Moving a file to the Windows subdirectory

Creating a service

Connection attempt

Sending an HTTP POST request

Deleting a recently created file

Possible injection to a system process

Sending a TCP request to an infection source

Enabling autorun for a service

Launching a process by exploiting the app vulnerability

Result

Threat name:

Emotet

Detection:

malicious

Classification:

bank.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/428532

Signature

Changes security center settings (notifications, updates, antivirus, firewall)

Creates processes via WMI

Document contains an embedded VBA with many randomly named variables

Document contains VBA stomped code (only p-code) potentially bypassing AV detection

Drops executables to the windows directory (C:\Windows) and starts them

Encrypted powershell cmdline option found

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Malicious encrypted Powershell command line found

PowerShell case anomaly found

Powershell drops PE file

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Very long command line found

Yara detected Emotet

Yara detected Emotet Downloader

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/845f584a4b58e05f5eabb64041142baac8b97a971f88d4cb2544c4ac3af97a3a/

Threat name:

Document-Word.Trojan.Powload

Status:

Malicious

First seen:

2020-08-14 05:10:07 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=qrpvqsslldqf6xvlwzaecfblvlels6uxd6enjszfitckyoxzpi5a._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200814-wb98265c52/

Behaviour

Suspicious Office macro

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Emotet

Score:

0.70

Link:

https://yomi.yoroi.company/submissions/845f584a4b58e05f5eabb64041142baac8b97a971f88d4cb2544c4ac3af97a3a

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	ach_Heodo_doc_gen_2 Create hunting rule
Author:	abuse.ch
Description:	Detects Heodo (aka Emotet) DOC

Rule name:	Cobalt_functions Create hunting rule
Author:	@j0sm1
Description:	Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT