MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff3dae4dba7055a170bde6b5cd1c62c47c680d32b65e19ea32fc4af41f8c3f06. 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 4 File information Comments

SHA256 hash:	ff3dae4dba7055a170bde6b5cd1c62c47c680d32b65e19ea32fc4af41f8c3f06
SHA3-384 hash:	9e27fafe7b75c88aefe3c94e72ceab57c99d78795e153a07b2f255e3a61a76a24eee1852c76e4d8c64d513d9138683d3
SHA1 hash:	f51510ffa2360785484c4474d4c16cc7a7eebc43
MD5 hash:	4b8147ed6c940989a451b0a057f50ceb
humanhash:	carbon-utah-december-ten
File name:	emotet_e1_ff3dae4dba7055a170bde6b5cd1c62c47c680d32b65e19ea32fc4af41f8c3f06_2020-08-19__155751._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	200'728 bytes
First seen:	2020-08-19 15:58:34 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:I4PrXcuQuvpzm4bkiaMQgAlSCJub9lawhGnB:lDRv1m4bnQgISCJuDawhoB
TLSH	5E140AA820F97C9EC90732317EFA8BBF50801E4A11628979A73D335A3FFB175A275115
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch1 Heodo

Cryptolaemus1

Emotet epoch1 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-101.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

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

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/438815

Signature

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

Creates processes via WMI

Document contains an embedded VBA with base64 encoded strings

Document contains an embedded VBA with many string operations indicating source code obfuscation

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

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

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/ff3dae4dba7055a170bde6b5cd1c62c47c680d32b65e19ea32fc4af41f8c3f06/

Threat name:

Document-Word.Trojan.GenScript

Status:

Malicious

First seen:

2020-08-19 16:00:08 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=74624tn2obk2c4f542242hdcyr6gqdjswzpbt2rs7rfpih4mh4da._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200819-f4xzxvdvaj/

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/ff3dae4dba7055a170bde6b5cd1c62c47c680d32b65e19ea32fc4af41f8c3f06

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