MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b79c89f1882c609b4abca4db5b83aace234943227d1cc9c3624f1f063d348e41. 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 5 File information Comments

SHA256 hash:	b79c89f1882c609b4abca4db5b83aace234943227d1cc9c3624f1f063d348e41
SHA3-384 hash:	133bd620a1a4e20f2cdc040cf028ab85283d93dd1c076001ea7b9a637122fc6c4d04bf2ceeb15dc17b63762c7049ed2e
SHA1 hash:	5135cf89c5642ca67ce18126f79931adad856f91
MD5 hash:	9f473a231e62e3a620396b290144cc4c
humanhash:	aspen-double-hydrogen-west
File name:	emotet_e3_b79c89f1882c609b4abca4db5b83aace234943227d1cc9c3624f1f063d348e41_2020-08-21__174351._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	181'747 bytes
First seen:	2020-08-21 17:44:31 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	1536:13m48W5lrXcuYd0dGtgu8LoSRNHzz4lg8nV4b7Y7Dt5W9GvMQ/9iAl1a3kO+a9Np:44PrXcuQuvpzm4bkiaMQgAlSc+afIw03
TLSH	2F042ADA30C9FC2EE74E60369C4AAE6E7212DF901DC8F1A931BC377D37B5290556A211
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):

TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL

SecuriteInfo.com.VBS.Obfus-102.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL

TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL

Doc.Dropper.EmotetIOS-9402070-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

Creating a process with a hidden window

DNS request

Sending a custom TCP 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

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/444887

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

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

Found malware configuration

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

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 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/b79c89f1882c609b4abca4db5b83aace234943227d1cc9c3624f1f063d348e41/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-21 17:46:07 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=w6oit4mifrqjwsv4utnvxa5kzyrusqzcpuomtq3cj4pqmpjurzaq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200821-2k9y9fhq2s/

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/b79c89f1882c609b4abca4db5b83aace234943227d1cc9c3624f1f063d348e41

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