MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 171778f3f71370ac71991a37d610af0b288786d43479051653130914d8460ba6. 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:	171778f3f71370ac71991a37d610af0b288786d43479051653130914d8460ba6
SHA3-384 hash:	b1a37ac9b16db5dde0858df41d6396e3983f8b3187e80ae8529eaed4a59a12b056915d305c6a0ca22823e4cc79209682
SHA1 hash:	3e63a42a0009cc77c2b10276731faa559f173ea2
MD5 hash:	07784e61580ae5d5f4dcaab829d23dcd
humanhash:	princess-oregon-oklahoma-jupiter
File name:	emotet_e1_171778f3f71370ac71991a37d610af0b288786d43479051653130914d8460ba6_2020-08-14__192340._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	234'106 bytes
First seen:	2020-08-14 19:24:24 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Sj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkKMeGYGdSWRwE0dRk:SHgtEWPsL/aTyT9GkK1GYG/RwEcRk
TLSH	F7345A4766CB6F7BDD1260300C47FF6965B8ACC27F06810721463FADEC7A7290A5AC99
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.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 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

Connection attempt

Sending an HTTP POST request

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/430777

Signature

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

Creates processes via WMI

Document contains an embedded VBA with many string operations indicating source code obfuscation

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

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/171778f3f71370ac71991a37d610af0b288786d43479051653130914d8460ba6/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-14 19:26:07 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=c4lxr47xcnyky4mzdi35mefpbmuipbwugr4qkfstcmerjwcgbota._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200814-b5hapwr2sn/

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/171778f3f71370ac71991a37d610af0b288786d43479051653130914d8460ba6

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