MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25941d1dac273e9438afe0bf0b3a913474ff21b6c559c8f9c5a1820eac5e6281. 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:	25941d1dac273e9438afe0bf0b3a913474ff21b6c559c8f9c5a1820eac5e6281
SHA3-384 hash:	c7d14da907f5b2919049e789957bc73673d59d9fd168c098085e147f6e4b9cdaf422a30d971661b7b25a0c81f54575a1
SHA1 hash:	b6d25f28307ded8898e48584018e10fbbc317465
MD5 hash:	10127152f4dc273b931eb4c65c7e9814
humanhash:	mockingbird-helium-pluto-wolfram
File name:	DOC_73162491644294955757945.doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	196'631 bytes
First seen:	2020-07-18 06:30:42 UTC
Last seen:	2020-07-18 08:00:18 UTC
File type:	doc
MIME type:	application/msword
ssdeep	6144:UQBm+kz6grRxMZ38cyUJEpKSg3PswF2K95wr8Br3qlJcnnVNpRD:UQBm+kz6g1xY8cyKnVNpRD
TLSH	52142A2AF14ADD25D718887206CFAED5B5F2FC2B7C984E13F49DB29E2F36015819A107
Reporter	JAMESWT_WT
Tags:	Emotet Heodo

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

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 a custom TCP request

Sending an HTTP GET request

Creating a file

Creating a process from a recently created file

Moving a file to the Windows subdirectory

Creating a service

Deleting a recently created file

Connection attempt to an infection source

Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)

Launching a process by exploiting the app vulnerability

Result

Threat name:

Unknown

Detection:

malicious

Classification:

bank.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/389258

Signature

Creates processes via WMI

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

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)

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious encrypted Powershell command line found

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

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

Behaviour

Behavior Graph:

Download SVG

Detection:

emotet

Link:

https://mwdb.cert.pl/sample/25941d1dac273e9438afe0bf0b3a913474ff21b6c559c8f9c5a1820eac5e6281/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-07-18 02:47:16 UTC

File Type:

Document

Extracted files:

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ewkb2hnme47jiofp4c7qwourgr2p6inwyvm4r6ofugba5lc6mkaq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200718-1f717krlh2/

Behaviour

Suspicious Office macro

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

Threat name:

Unknown

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/25941d1dac273e9438afe0bf0b3a913474ff21b6c559c8f9c5a1820eac5e6281

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:	Cobalt_functions Create hunting rule
Author:	@j0sm1
Description:	Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT