MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b71686786dc2745f259897784cf719efd67f90d2593ca012547b776db33b63f2. 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: 5

Intelligence 5 IOCs YARA 3 File information Comments

SHA256 hash:	b71686786dc2745f259897784cf719efd67f90d2593ca012547b776db33b63f2
SHA3-384 hash:	57991cfc83a9013480884431c4044bf5bd859043e6f2426c99402166863eda53ebd618d5b2d3f95761fad4dfe22df1ca
SHA1 hash:	53883e8239c90b6b292cb9744c6a072e75eb933c
MD5 hash:	55c27759c82fce748b94e88c7adda74a
humanhash:	tennessee-carbon-eighteen-connecticut
File name:	emotet_e1_b71686786dc2745f259897784cf719efd67f90d2593ca012547b776db33b63f2_2020-08-18__012929._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	243'981 bytes
First seen:	2020-08-18 01:29:43 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Pj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkPSFcwsup:PHgtEWPsL/aTyT9GkPSFcwsA
TLSH	24344CA6B18D7E16D8E31EF01F8ADBB8E598BC413A4842DBF40D7BBD2F790D41945824
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):

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

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:

Unknown

Detection:

malicious

Classification:

bank.evad

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/435541

Signature

Creates HTML files with .exe extension (expired dropper behavior)

Creates processes via WMI

Document contains an embedded VBA with many string operations indicating source code obfuscation

Encrypted powershell cmdline option found

Malicious encrypted Powershell command line found

PowerShell case anomaly found

Very long command line found

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b71686786dc2745f259897784cf719efd67f90d2593ca012547b776db33b63f2/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-18 01:31:05 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=w4lim6dnyj2f6jmys54ez5yz57lh7egsle6kaesupn3w3mz3mpza._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200818-hk5gm2than/

Behaviour

Suspicious Office macro

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

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_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