MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf0b0c4bf2dec3979bd7cc8606c1c911299845f9f97067fd4ae7af1985e6f6b9. 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:	cf0b0c4bf2dec3979bd7cc8606c1c911299845f9f97067fd4ae7af1985e6f6b9
SHA3-384 hash:	08d51dba6ce29462f0471c3a80748bf8b7b2c922bcbeb829160fa40ef05692a2b595fe648f072ffc2a635cae16bb60e9
SHA1 hash:	117977f6d5850e952afa209676c252af7a11b150
MD5 hash:	701a3a4d2b6d9f120ec9b0df946eed21
humanhash:	xray-bluebird-california-earth
File name:	emotet_e3_cf0b0c4bf2dec3979bd7cc8606c1c911299845f9f97067fd4ae7af1985e6f6b9_2020-08-13__205728._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	233'553 bytes
First seen:	2020-08-13 20:58:16 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:hj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkS8iGdAwdjRtLG9:hHgtEWPsL/aTyT9GkS8iG+wdjRM
TLSH	7B346B5BA3CAAB97E78253710A1BEA2400959C783921421F7DCD3FFE7E787680D71246
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):

SecuriteInfo.com.VBS.Obfus-97.UNOFFICIAL

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

Sending a custom TCP request

Creating a file in the %temp% directory

Creating a process from a recently created file

Moving a file to the Windows subdirectory

Creating a service

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

Result

Threat name:

Emotet

Detection:

malicious

Classification:

bank.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/427676

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

Encrypted powershell cmdline option found

Hides that the sample has been downloaded from the Internet (zone.identifier)

Malicious encrypted Powershell command line found

PowerShell case anomaly found

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/cf0b0c4bf2dec3979bd7cc8606c1c911299845f9f97067fd4ae7af1985e6f6b9/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-13 20:50:28 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=z4fqys7s33bzpg6xzsdanqojceuzqrpz7fygp7kk46xrtbpg624q._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200813-kjve5wj9m2/

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/cf0b0c4bf2dec3979bd7cc8606c1c911299845f9f97067fd4ae7af1985e6f6b9

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