MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b91b559e4c0d0bd3469f003343e6f3c680b1f126137de9591866322b0f7af8e3. 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 3 File information Comments

SHA256 hash:	b91b559e4c0d0bd3469f003343e6f3c680b1f126137de9591866322b0f7af8e3
SHA3-384 hash:	9db055cfc7815703fd0052675f3ed73e08113aede11c9316138809aad4fc52408effadbebfc68cffcfef29f8a4745ca0
SHA1 hash:	f30243f912c7c91680a92338da09d1821552ba48
MD5 hash:	b3f83057b4069dea5aff9e5b61855218
humanhash:	virginia-lion-east-arkansas
File name:	emotet_e3_b91b559e4c0d0bd3469f003343e6f3c680b1f126137de9591866322b0f7af8e3_2020-08-18__131248._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	237'609 bytes
First seen:	2020-08-18 13:13:01 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:gj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkKJN3IwF6cUl:gHgtEWPsL/aTyT9GkstIwF6J
TLSH	2B347CC2518F2FE6CD1F103250B69BEA42D49D182DE5700233593BBC7FB8A77B65A846
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.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

Creating a file in the %temp% subdirectories

Sending an HTTP GET request

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

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/b91b559e4c0d0bd3469f003343e6f3c680b1f126137de9591866322b0f7af8e3/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-18 13:14:10 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xenvlhsmbuf5gru7aazuhzxty2ald4jgcn66swiymyzcwd327drq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200818-fnv9l36aye/

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/b91b559e4c0d0bd3469f003343e6f3c680b1f126137de9591866322b0f7af8e3

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