MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ac3af554f63c5c308ab18407e4d3aa155f7a2ada7a3be3b6bda7eb71fde450c. 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 2 File information Comments

SHA256 hash:	3ac3af554f63c5c308ab18407e4d3aa155f7a2ada7a3be3b6bda7eb71fde450c
SHA3-384 hash:	a37c45440dd2e3c9b6c848649630e119514776ad57ad039f11928c17298e4c5bd69b218e61b9d439147677a657634ba2
SHA1 hash:	db4b7e2d244c52429ba9dfdcd387a4d5b038d999
MD5 hash:	b89d33c17cceaf9111ca6d1432c29cdf
humanhash:	cold-georgia-connecticut-virginia
File name:	emotet_e3_3ac3af554f63c5c308ab18407e4d3aa155f7a2ada7a3be3b6bda7eb71fde450c_2020-08-12__181154._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	234'102 bytes
First seen:	2020-08-12 18:12:10 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Ej6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkUYR7II3w06ZNLRE:EHgtEWPsL/aTyT9GkU6I2w005RE
TLSH	61346C0FDA477A36D47720305206EAB52996AC0A6F15422FB00E3EEC7F3DC58137A5E6
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-96.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

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

Enabling autorun for a service

Launching a process by exploiting the app vulnerability

Sending an HTTP GET request to an infection source

Result

Threat name:

Emotet

Detection:

malicious

Classification:

bank.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/423551

Signature

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

Creates processes via WMI

Document contains an embedded VBA with base64 encoded strings

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

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

Malicious encrypted Powershell command line found

PowerShell case anomaly found

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:

emotet

Link:

https://mwdb.cert.pl/sample/3ac3af554f63c5c308ab18407e4d3aa155f7a2ada7a3be3b6bda7eb71fde450c/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-12 18:14:06 UTC

AV detection:

20 of 28 (71.43%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=hlb26vkpmpc4gcfldbah4tj2ufk7pivnu6r34o3l3j7loh66iuga._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200812-g6ytb16zwn/

Behaviour

Suspicious Office macro

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/3ac3af554f63c5c308ab18407e4d3aa155f7a2ada7a3be3b6bda7eb71fde450c

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.