MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 621f57169211edd6bfa1215035b4b15f300b7356aa6f3c40a716b29b9c2f0db6. 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:	621f57169211edd6bfa1215035b4b15f300b7356aa6f3c40a716b29b9c2f0db6
SHA3-384 hash:	e0efafcc10e90e414231a1751bd0a01fa4f7149ce319e8035e7d490462132fd9367b050e2ead59b7c58b5a7dee923aa9
SHA1 hash:	40659bd2bca657655bc44a68b35942aedebb14c4
MD5 hash:	bd697c43d28c7e418c5fcc386804f3a5
humanhash:	mars-ack-oregon-mockingbird
File name:	emotet_e1_621f57169211edd6bfa1215035b4b15f300b7356aa6f3c40a716b29b9c2f0db6_2020-08-19__183922._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	200'941 bytes
First seen:	2020-08-19 18:40:36 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:I4PrXcuQuvpzm4bkiaMQgAlSC1ub9XnwhGnj:lDRv1m4bnQgISC1u5nwhoj
TLSH	0614F9A820F97C9EC90732317EFA8BBF50801E4A11628979A73D335A3FFB175A275115
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

SecuriteInfo.com.VBS.Obfus-101.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.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 in the %temp% subdirectories

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/439251

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 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

Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)

PowerShell case anomaly found

Powershell drops PE file

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/621f57169211edd6bfa1215035b4b15f300b7356aa6f3c40a716b29b9c2f0db6/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-19 18:42:07 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mipvofuschw5np5befidlnfrl4yaw42wvjxtyqfhc2zjxhbpbw3a._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200819-n143cpxeke/

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/621f57169211edd6bfa1215035b4b15f300b7356aa6f3c40a716b29b9c2f0db6

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