MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3d5549c41a6159ff9e0df4205dc4cc52da484301e854c8b9d34fbc808bb49d0. 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:	b3d5549c41a6159ff9e0df4205dc4cc52da484301e854c8b9d34fbc808bb49d0
SHA3-384 hash:	7e40fb010cdfdb7501a636c10a14473ff0157a15815af122e6f9b3e4c7d357f61a96242822d99027da9ac56dc882381f
SHA1 hash:	9d6556dc2de0ac9f660b3c49d8a43a61fef5807f
MD5 hash:	3568168e0a49e181a75b3af1f59c819e
humanhash:	seventeen-steak-idaho-pizza
File name:	emotet_e1_b3d5549c41a6159ff9e0df4205dc4cc52da484301e854c8b9d34fbc808bb49d0_2020-08-20__082930._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	244'105 bytes
First seen:	2020-08-20 08:30:14 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:ij6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkefkKvvvUhtwzYy:iHgtEWPsL/aTyT9GkukKv36twzYy
TLSH	47343BE25593DB7AE50386377695EFBC307A8C0028115617B99E37EE2F3903C484F69A
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch1 Heodo

Cryptolaemus1

Emotet epoch1 doc

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL

TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL

Sanesecurity.Malware.24631.XlsHeur.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

Creating a process with a hidden window

DNS request

Sending an HTTP GET request

Creating a file in the %temp% subdirectories

Creating a process from a recently created file

Moving a file to the Windows subdirectory

Creating a service

Connection attempt

Deleting a recently created file

Enabling autorun for a service

Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)

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/440876

Signature

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

Creates processes via WMI

Document contains an embedded VBA with base64 encoded strings

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

Encrypted powershell cmdline option found

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/b3d5549c41a6159ff9e0df4205dc4cc52da484301e854c8b9d34fbc808bb49d0/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-20 08:32:05 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wpkvjhcbuykz76pa35balxcmyuw2jbbqd2cuzc45gt54qcf3jhia._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200820-x6yyq3ptqn/

Behaviour

Suspicious Office macro

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

Threat name:

Emotet

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/b3d5549c41a6159ff9e0df4205dc4cc52da484301e854c8b9d34fbc808bb49d0

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_20200820 Create hunting rule
Author:	abuse.ch
Description:	Detects Heodo DOC

Rule name:	ach_Heodo_doc_gen_3 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