MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 658b81e912c908e06150b1351a244262cf277f4c99003a8f7599354d478a4657. 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: 7

Intelligence 7 IOCs YARA 4 File information Comments

SHA256 hash:	658b81e912c908e06150b1351a244262cf277f4c99003a8f7599354d478a4657
SHA3-384 hash:	7d460fee37f91d2ae5c5a96f1c112768738ca286790392673ff78d3f45b034335150f41a0cac4dfef5355650801aab74
SHA1 hash:	fd5bb6fdee969cadc17e6147c53461b50bdbfb7f
MD5 hash:	289433ca8d019977084cdff09aafb4eb
humanhash:	quebec-papa-winter-fix
File name:	emotet_e1_658b81e912c908e06150b1351a244262cf277f4c99003a8f7599354d478a4657_2020-08-13__175620._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	234'722 bytes
First seen:	2020-08-13 17:56:38 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Fj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGk1NbHDVtwn5Re:FHgtEWPsL/aTyT9Gk1NbBtwn5Re
TLSH	3C346A5B93CAAB97E78253710A1BEA2400959C783D21421F79CD3EFE3F79B680D71246
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):

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

Sending a custom TCP request

Sending an HTTP GET 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

Enabling autorun for a service

Connection attempt to an infection source

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:

84 / 100

Link:

https://www.joesandbox.com/analysis/427274

Signature

Creates HTML files with .exe extension (expired dropper behavior)

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

Encrypted powershell cmdline option found

Malicious encrypted Powershell command line found

PowerShell case anomaly found

Very long command line found

Yara detected Emotet Downloader

Behaviour

Behavior Graph:

Download SVG

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/658b81e912c908e06150b1351a244262cf277f4c99003a8f7599354d478a4657/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-13 17:58:09 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mwfyd2iszeeoaykqwe2rujccmlhso72mteadvd3vte2u2r4kizlq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200813-mty4csmjfj/

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/658b81e912c908e06150b1351a244262cf277f4c99003a8f7599354d478a4657

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