MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4308cd5bf5a11d526bb77831b37c61fd990824875e2f12e11ec5a6ef1fbc863. 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:	a4308cd5bf5a11d526bb77831b37c61fd990824875e2f12e11ec5a6ef1fbc863
SHA3-384 hash:	73c3c248ce50dbc95c0d4d242435fad812607f4fef0acc8b0e521f6769ace98c595bd251eb06748ed201f09df4811e05
SHA1 hash:	35c21266026a65e3a386d70997dde00d19e4e96a
MD5 hash:	4b9d421b5a354ec0bc810641eb0b5743
humanhash:	vermont-nineteen-snake-item
File name:	emotet_e2_a4308cd5bf5a11d526bb77831b37c61fd990824875e2f12e11ec5a6ef1fbc863_2020-08-21__094332._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	186'567 bytes
First seen:	2020-08-21 09:45:08 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:V4PrXcuQuvpzm4bkiaMQgAlSnyxS50zTwlxD:iDRv1m4bnQgISnyxAkTwlxD
TLSH	9004FCDE30D9FC3EE74EA03A9C4AAE6E7212DF901EC8F1A910B4377D35B5390556A112
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch2 Heodo

Cryptolaemus1

Emotet epoch2 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

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/443813

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

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

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

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/a4308cd5bf5a11d526bb77831b37c61fd990824875e2f12e11ec5a6ef1fbc863/

Threat name:

Document-Word.Downloader.Heuristic

Status:

Malicious

First seen:

2020-08-21 09:47:04 UTC

AV detection:

11 of 48 (22.92%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=uqyizvn7lii5kjv3o6brwn6gd7mzbasioxrpclqr5rng54p3zbrq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200821-eypq56lvcx/

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/a4308cd5bf5a11d526bb77831b37c61fd990824875e2f12e11ec5a6ef1fbc863

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