MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a9ab8d5a3d76cba944447091197434086ecae7e4ba97affdb86c17fd77c31b3. 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 2 File information Comments

SHA256 hash:	3a9ab8d5a3d76cba944447091197434086ecae7e4ba97affdb86c17fd77c31b3
SHA3-384 hash:	124a62a5285d78934846d08ccdc71d873116d76faac18fa9405fbdc8475a12823571680980dd21675a4b2aec3c9e6e92
SHA1 hash:	55b452b4b5ac0927a977bfb13f246670aa4a0c4a
MD5 hash:	34dab5b22fed0c92cc9b3a0a2e274a87
humanhash:	kansas-bulldog-texas-skylark
File name:	emotet_e3_3a9ab8d5a3d76cba944447091197434086ecae7e4ba97affdb86c17fd77c31b3_2020-08-20__120850._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	194'439 bytes
First seen:	2020-08-20 12:09:10 UTC
Last seen:	2020-08-20 13:16:59 UTC
File type:	docx
MIME type:	application/msword
ssdeep	3072:j4PrXcuQuvpzm4bkiaMQgAlSMd2k/qVtZ9w2s:cDRv1m4bnQgISMUk/qZ9w2s
TLSH	101486F128E3DEA9E543C63F769AD9BC306B0C0010515627BA5E37AF1F3A078584F669
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):

TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.UNOFFICIAL

TwinWave.EvilDoc.EmotetCROCryLittleSister.20200720.UNOFFICIAL

Sanesecurity.Malware.24631.XlsHeur.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

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

Creating a window

Using the Windows Management Instrumentation requests

Creating a process with a hidden window

DNS request

Sending an HTTP GET request

Creating a file in the %temp% subdirectories

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:

100 / 100

Link:

https://www.joesandbox.com/analysis/441432

Signature

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

Creates processes via WMI

Document contains an embedded VBA with base64 encoded strings

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

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:

n/a

Link:

https://mwdb.cert.pl/sample/3a9ab8d5a3d76cba944447091197434086ecae7e4ba97affdb86c17fd77c31b3/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-20 12:11:05 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=hknlrvnd25wlvfcei4erdf2dicdozlt6jouxv763q3ax7v34ggzq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200820-62j2nxahja/

Behaviour

Suspicious Office macro

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

Threat name:

Emotet

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/3a9ab8d5a3d76cba944447091197434086ecae7e4ba97affdb86c17fd77c31b3

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.