MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81c27d10e37bd700d8cee11eba8d01d2bda91b7743083fa7a4e51f3f169ef0c5. 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: 7

Intelligence 7 IOCs YARA 4 File information Comments

SHA256 hash:	81c27d10e37bd700d8cee11eba8d01d2bda91b7743083fa7a4e51f3f169ef0c5
SHA3-384 hash:	bc184b791a8a15e017b5e7ce42c48e2eee7b15bf0ef4733f39f9397899d64fe9bb188225fdbde48ba67864aeeb73353e
SHA1 hash:	00ee01a86b22437f23b571bd308e9dfd8d18d4f6
MD5 hash:	91b1539e171eeb1ad092b4780103be5b
humanhash:	idaho-august-papa-tennis
File name:	emotet_e2_81c27d10e37bd700d8cee11eba8d01d2bda91b7743083fa7a4e51f3f169ef0c5_2020-08-12__080722._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	232'972 bytes
First seen:	2020-08-12 08:08:31 UTC
Last seen:	2020-08-12 08:39:20 UTC
File type:	docx
MIME type:	application/msword
ssdeep	3072:kj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkjf6U6wb1RWbC:kHgtEWPsL/aTyT9Gkjf6U6wb1Rz
TLSH	44347D0EEB877A36D47720304206EBB51996AC0A6F15422BB04E3FEC7F3D858177A5E5
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.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

Creating a file

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/421742

Signature

Creates processes via WMI

Document contains an embedded VBA with base64 encoded strings

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

Drops executables to the windows directory (C:\Windows) and starts them

Drops PE files to the user root directory

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

PowerShell case anomaly found

Powershell drops PE file

Very long command line found

Yara detected Emotet

Yara detected Emotet Downloader

Behaviour

Behavior Graph:

Download SVG

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/81c27d10e37bd700d8cee11eba8d01d2bda91b7743083fa7a4e51f3f169ef0c5/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-12 08:07:47 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qhbh2ehdpplqbwgo4eplvdib2k62sg3ximed7j5e4upt6fu66dcq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200812-64b4ee1ql6/

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/81c27d10e37bd700d8cee11eba8d01d2bda91b7743083fa7a4e51f3f169ef0c5

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