MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c1df967a2af4f83bd8d2806663622137535b647f18e2b3d48f66dd3d468227c. 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:	8c1df967a2af4f83bd8d2806663622137535b647f18e2b3d48f66dd3d468227c
SHA3-384 hash:	18de41cfb92361409622dad5a099711c4075942fd75ad168d6d4f0cd49cb167df7091eff50f175ef611a3c23bc80d04d
SHA1 hash:	f92758bb7b8b005c04845b75c22316f5883f3c47
MD5 hash:	20f14ae66ae65ba67775e688a4f20f5e
humanhash:	solar-magazine-table-twelve
File name:	emotet_e1_8c1df967a2af4f83bd8d2806663622137535b647f18e2b3d48f66dd3d468227c_2020-08-15__092448._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	236'370 bytes
First seen:	2020-08-15 09:25:28 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:qj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkwAJUKauzwY0RU:qHgtEWPsL/aTyT9GkDJAuzwY0RU
TLSH	D8344B47668B6F7BD91660300C47FF696578ACC27F068007314E3FADEF7A7250A4A899
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch1 Heodo

Cryptolaemus1

Emotet epoch1 doc

Intelligence

File Origin

# of uploads :

# of downloads :

106

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

Sending a custom TCP request

Creating a file in the %temp% directory

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

Result

Threat name:

Emotet

Detection:

malicious

Classification:

bank.troj.evad

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/431944

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

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

Very long command line found

Yara detected Emotet Downloader

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8c1df967a2af4f83bd8d2806663622137535b647f18e2b3d48f66dd3d468227c/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-15 09:02:13 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=rqo7sz5cv5hyhpmnfadgmnrccn2tlnsh6ghcwpki6zw5hvdiej6a._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200815-19tlxgnsx2/

Behaviour

Suspicious Office macro

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/8c1df967a2af4f83bd8d2806663622137535b647f18e2b3d48f66dd3d468227c

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