MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a521f45b1de9146a13bd8a351c6999c9f2530183305f06315a2e681690ab40da. 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: 5

Intelligence 5 IOCs YARA 4 File information Comments

SHA256 hash:	a521f45b1de9146a13bd8a351c6999c9f2530183305f06315a2e681690ab40da
SHA3-384 hash:	f49672a06eb80d63f1f75a48279447173f7a58d1ab75aae93124516c3df38f5dda9dd23975f8dda2884954a56eae5203
SHA1 hash:	25a285b3d73dd10efbd695fc99d1201fcf11d154
MD5 hash:	d6ed807954638e4c19e563d54a64f998
humanhash:	october-don-lithium-papa
File name:	emotet_e3_a521f45b1de9146a13bd8a351c6999c9f2530183305f06315a2e681690ab40da_2020-08-29__065431._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	230'309 bytes
First seen:	2020-08-29 06:55:06 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:FYy0u8YGgjv+ZvchmkHcI/o1/Vb6///////////////////////////////////Q:/0uXnWFchmmcI/o1/S1iYiw7muFi
TLSH	2434082C78967EBAEF12F1327C7E5A68B21D9D212C24836E740C7BAF177113D4C45A1A
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

SecuriteInfo.com.VBS.Obfus-107.UNOFFICIAL

TwinWave.EvilDoc.WelcomeBackEmotetThatsWhyTheyCallItWindowPain.2020717.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 an HTTP GET request

Creating a file in the %temp% subdirectories

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

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/a521f45b1de9146a13bd8a351c6999c9f2530183305f06315a2e681690ab40da/

Threat name:

Document-Word.Trojan.Dynamer

Status:

Malicious

First seen:

2020-08-29 06:57:04 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=uuq7iwy55ekgue55ri2ry2mzzhzfgamdgbpqmmk2fzubneflidna._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200829-mdw21de27s/

Behaviour

Suspicious Office macro

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/a521f45b1de9146a13bd8a351c6999c9f2530183305f06315a2e681690ab40da

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_20200820 Create hunting rule
Author:	abuse.ch
Description:	Detects Heodo DOC

Rule name:	ach_Heodo_doc_gen_3 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