MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c03a86eed2e8494c8a4b30633903d038ec9ce25e385572cde2045af0127b29a1. 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 3 File information Comments

SHA256 hash:	c03a86eed2e8494c8a4b30633903d038ec9ce25e385572cde2045af0127b29a1
SHA3-384 hash:	3e780495b64f4f5f9cbadbbf8687f4dd239fa6a6b449056aec7bed7775ce594de208f73cee2bce3217d47386b92d9c99
SHA1 hash:	de809eb132053382a7568f1a08469ae9bbe78ad7
MD5 hash:	48547770635945e1267aad974ed6990d
humanhash:	pasta-equal-california-pasta
File name:	emotet_e2_c03a86eed2e8494c8a4b30633903d038ec9ce25e385572cde2045af0127b29a1_2020-08-14__150440._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	237'551 bytes
First seen:	2020-08-14 15:06:00 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Aj6yw1MgpQiBhGWb6esLbTh8YuyDRBFtdfGkJS2FpUwHyDRh:AHgtEWPsL/aTyT9Gkw2rUwHyDRh
TLSH	F3343946668B2E7BDD16A0300D47FF696468ACC27F078007314E3FADEF7A7250A59C99
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch2 Heodo

Cryptolaemus1

Emotet epoch2 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 an HTTP GET 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

Connection attempt to an infection source

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

Launching a process by exploiting the app vulnerability

Sending an HTTP POST request to an infection source

Result

Threat name:

Emotet

Detection:

malicious

Classification:

bank.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/430181

Signature

Creates processes via WMI

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

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/c03a86eed2e8494c8a4b30633903d038ec9ce25e385572cde2045af0127b29a1/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-08-14 15:07:10 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ya5in3ws5beuzcslgbrtsa6qhdwjzys6hbkxftpcarnpaet3fgqq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200814-ydqntch9ax/

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/c03a86eed2e8494c8a4b30633903d038ec9ce25e385572cde2045af0127b29a1

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