MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b83c28832cf0d088ce5af294e1bd9b4a1d89768f3834e6b138d99169740fae99. 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:	b83c28832cf0d088ce5af294e1bd9b4a1d89768f3834e6b138d99169740fae99
SHA3-384 hash:	fac248daa449ab5e7cdb1f80c3b8b0ea3d3ce874e74fca14cfc2f9fb096fe8cdc2cbcab068904e91eb118f284d141e5f
SHA1 hash:	71f3e491a8dd0f137d42058a70501fb1934c3897
MD5 hash:	77d2bab0483a9ce7b79bc884ed5ed438
humanhash:	papa-magazine-early-golf
File name:	T_PO_09032020EX.doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	195'064 bytes
First seen:	2020-09-03 20:38:56 UTC
Last seen:	Never
File type:	doc
MIME type:	application/msword
ssdeep	3072:PFk4tcTvjvTY140818tIP4ovpdXOXAIjw6y:/tcnvE140o8tIP4apdXoAIjwx
TLSH	B514FA8D1FE15599FC3BA171C7E56AA6B400DCF97830CA9E25C437BE463A035E6E2B10
Reporter	FORMALITYDE
Tags:	Emotet Heodo

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL

TwinWave.EvilDoc.EmotetARCROClubbedToDeathKurayamino.20200831.UNOFFICIAL

Doc.Dropper.EmotetWinMob0920-9636503-0

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

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.evad.troj

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/459103

Signature

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

Creates processes via WMI

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)

Machine Learning detection for dropped file

Malicious encrypted Powershell command line found

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

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

Powershell drops PE file

Very long command line found

Yara detected Emotet

Behaviour

Behavior Graph:

Download SVG

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/b83c28832cf0d088ce5af294e1bd9b4a1d89768f3834e6b138d99169740fae99/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-09-03 20:40:08 UTC

AV detection:

18 of 29 (62.07%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xa6crazm6diirts26kkodpm3jioys5upha2onmjy3giws5apv2mq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200903-32lfa27jvj/

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/b83c28832cf0d088ce5af294e1bd9b4a1d89768f3834e6b138d99169740fae99

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

Rule name:	win_sisfader_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator