MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88d310c1de24f5a780b5269aeff8f47a6715c4fcc531df6ad2e8b2fce834773b. 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:	88d310c1de24f5a780b5269aeff8f47a6715c4fcc531df6ad2e8b2fce834773b
SHA3-384 hash:	06810434af2f75b8566ccbc0e2effbb08656f8f33a5b57d9bf5007ca7194997f955605c21fdb38488448aa9d3b1be3b1
SHA1 hash:	656a113e8532a9f2e31c66b6cc4cda015e841514
MD5 hash:	0ca58c83ccc9e1401b78f206fade0a41
humanhash:	carpet-bacon-asparagus-two
File name:	emotet_e3_88d310c1de24f5a780b5269aeff8f47a6715c4fcc531df6ad2e8b2fce834773b_2020-08-13__220852._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	233'262 bytes
First seen:	2020-08-13 22:09:41 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:hj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkG8iGMAwFjRtLG3:hHgtEWPsL/aTyT9GkG8iG3wFjRE
TLSH	5D346B5BA3CAAB97EB8253710A1BEA2400959C783D21421F7DC93FFE7D787680D71246
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):

SecuriteInfo.com.VBS.Obfus-97.UNOFFICIAL

TwinWave.EvilDoc.EmotetWindowSong.20200204.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

Sending a custom TCP request

Creating a file in the %temp% directory

Deleting a recently created file

Replacing files

Moving a file to the Windows subdirectory

Creating a service

Connection attempt

Sending an HTTP POST request

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/427852

Signature

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

Creates processes via WMI

Document contains an embedded VBA with many randomly named variables

Document contains VBA stomped code (only p-code) potentially bypassing AV detection

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)

Malicious encrypted Powershell command line found

PowerShell case anomaly found

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/88d310c1de24f5a780b5269aeff8f47a6715c4fcc531df6ad2e8b2fce834773b/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-13 22:11:06 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=rdjrbqo6et22pafve2no76hupjtrlrh4yuy562ws5czpz2buo45q._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200813-8w593kjhea/

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/88d310c1de24f5a780b5269aeff8f47a6715c4fcc531df6ad2e8b2fce834773b

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_2 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