MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2c79cde6af53d39ae8ec8a5c9877900b803c94d70f8f7310ca1cf331d43ef15. 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 5 File information Comments

SHA256 hash:	b2c79cde6af53d39ae8ec8a5c9877900b803c94d70f8f7310ca1cf331d43ef15
SHA3-384 hash:	5212989b9e747b2c2d94354ff390df049941cb5af778c221a7d0e6f48b73fb8a2a7b1087b0c8637511910d0c73ae2a64
SHA1 hash:	a6f45254198eaa5ae14f71a923ca61782c8e6ac2
MD5 hash:	d00106abcff75a4bd62d1f81ba901f30
humanhash:	paris-lion-kilo-william
File name:	emotet_e3_b2c79cde6af53d39ae8ec8a5c9877900b803c94d70f8f7310ca1cf331d43ef15_2020-08-21__100727._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	182'659 bytes
First seen:	2020-08-21 10:07:55 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:Q4PrXcuQuvpzm4bkiaMQgAlSGYy+8wSAs:tDRv1m4bnQgIStT8wSz
TLSH	C5042BDA30D9FC2AE74E50369C4BAE6E7212DF901DC8F1A930BC377E37B5290556A211
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):

TwinWave.EvilDoc.AutoExecSeparateWays.20200818.UNOFFICIAL

SecuriteInfo.com.VBS.Obfus-102.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% 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

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/443856

Signature

Antivirus / Scanner detection for submitted sample

Binary contains a suspicious time stamp

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

Contains functionality to compare user and computer (likely to detect sandboxes)

Contains functionality to detect virtual machines (IN, VMware)

Creates processes via WMI

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Drops executables to the windows directory (C:\Windows) and starts them

Encrypted powershell cmdline option found

Found malware configuration

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

Machine Learning detection for dropped file

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

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/b2c79cde6af53d39ae8ec8a5c9877900b803c94d70f8f7310ca1cf331d43ef15/

Threat name:

Document-Word.Downloader.Heuristic

Status:

Malicious

First seen:

2020-08-21 10:09:05 UTC

AV detection:

11 of 48 (22.92%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=wldzzxtk6u6ttluozcs4tb3zac4ahsknod4pomimuhhtghkd54kq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200821-tyjd33ygrn/

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/b2c79cde6af53d39ae8ec8a5c9877900b803c94d70f8f7310ca1cf331d43ef15

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