MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5c9b45ccc9086ad11f0cd352ec98defa5b69a014eb4c371db8799808871a91c. 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 2 File information Comments

SHA256 hash:	b5c9b45ccc9086ad11f0cd352ec98defa5b69a014eb4c371db8799808871a91c
SHA3-384 hash:	aaaa9564df0ae65b63a2791cd906ce2073508c282b84ea740d5756a2d8a8777bdc76508f63c5552774cd5131da55cd90
SHA1 hash:	8b156de15cf6cd72b04359642aaf5cdcebbb88f5
MD5 hash:	8e2e61c54b4902357307b5eef2848e1e
humanhash:	twenty-nineteen-saturn-arkansas
File name:	OPF_080120_HUC_080720.doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	169'913 bytes
First seen:	2020-08-07 10:17:56 UTC
Last seen:	2020-08-07 10:49:10 UTC
File type:	doc
MIME type:	application/msword
ssdeep	3072:u4PrXcuQuvpzm4bkiaMQgAlSpNzzn2r/i/1SwQARy:HDRv1m4bnQgISplr2ra/EwQARy
TLSH	66F34C1670D3EE2EF14A65F0444ADE5A3064BC8458C6CE6FFBCC3B6E9BF52A07058664
Reporter	JAMESWT_WT
Tags:	Emotet Heodo

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/415003

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

Drops PE files to the user root directory

Encrypted powershell cmdline option found

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

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/b5c9b45ccc9086ad11f0cd352ec98defa5b69a014eb4c371db8799808871a91c/

Threat name:

Document-Word.Trojan.GenScript

Status:

Malicious

First seen:

2020-08-07 10:18:53 UTC

File Type:

Document

Extracted files:

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wxe3ixgmscdk2epqzu2s5smn56s3ngqbj22mg4o3q6mybcdrveoa._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200807-8eazvsprta/

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/b5c9b45ccc9086ad11f0cd352ec98defa5b69a014eb4c371db8799808871a91c

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.