MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b1f4de38d23df072402ff46c59faadafed1bcd11b7158106edc189d8433845c. 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 1 File information Comments

SHA256 hash:	4b1f4de38d23df072402ff46c59faadafed1bcd11b7158106edc189d8433845c
SHA3-384 hash:	525505f090024769f722f512ee65096b492f60c26fb58cd069b35a0fda4d01a2855a04d5a34568090d01da18f2f50253
SHA1 hash:	5ee460ea6b35a36b5c1b8c35e0be4b45ba62d6db
MD5 hash:	35dcd9e42650ba201da65f4e8313646b
humanhash:	mirror-quebec-hydrogen-hamper
File name:	emotet_e3_4b1f4de38d23df072402ff46c59faadafed1bcd11b7158106edc189d8433845c_2020-08-14__114155._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	233'308 bytes
First seen:	2020-08-14 11:42:17 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:1j6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkKl3O+zzqaw6bR9B:1HgtEWPsL/aTyT9GkKle+zztw6bR3
TLSH	3E346C07668B2F7BD91261300C47FF696578ACC67F068107314E3FADEF7A7250A4A899
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.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

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/429655

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

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:

n/a

Link:

https://mwdb.cert.pl/sample/4b1f4de38d23df072402ff46c59faadafed1bcd11b7158106edc189d8433845c/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-14 11:44:06 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=jmpu3y4neppqojac75dmlh5k3l7ndpgrdnyvqedo3qmj3bbtqroa._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200814-ch6mda6l1j/

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/4b1f4de38d23df072402ff46c59faadafed1bcd11b7158106edc189d8433845c

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.