MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a20c5d41b0ea80165d9d900936696ea0d6e1aff5e22ec84913d2a8663f4c063. 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:	8a20c5d41b0ea80165d9d900936696ea0d6e1aff5e22ec84913d2a8663f4c063
SHA3-384 hash:	f4d1b9cdb829264e21bfb793b50393dc51c74ff6bf9715b6a2a84a0f91dd375bedeba2da09eb98247286b6dae03132da
SHA1 hash:	2165426fdfa95b0c9404619c97cf500810e1a285
MD5 hash:	b60e35e93dbbbc16b3e578ec6645c562
humanhash:	april-vermont-montana-don
File name:	ARC_20200718_LY75722.rtf
Download:	download sample
Signature	Heodo Create hunting rule
File size:	200'504 bytes
First seen:	2020-07-18 06:29:49 UTC
Last seen:	2020-07-18 08:00:16 UTC
File type:	docx
MIME type:	application/msword
ssdeep	6144:wQBm+kz6grRxMZ38cxs1AzCWUULys/Io9FCd4NvYF6xWgCBOIRA:wQBm+kz6g1xY8cxtxWgCBXA
TLSH	70140A17F14ADD2ADB18C47206CF9ED9B5F2BD036C984E16B4BDB25E2B37116C19A103
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

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

Result

Threat name:

Unknown

Detection:

malicious

Classification:

bank.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/389254

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:

n/a

Link:

https://mwdb.cert.pl/sample/8a20c5d41b0ea80165d9d900936696ea0d6e1aff5e22ec84913d2a8663f4c063/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-07-18 06:20:30 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=riqmlva3b2uaczoz3eajgzuw5igw4gx7lyrozberhuvimy7uybrq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200718-e26tjjz1qe/

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/8a20c5d41b0ea80165d9d900936696ea0d6e1aff5e22ec84913d2a8663f4c063

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