MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c38ead6f597c1bccaf5148980c46599eedc2615ee7f3378247b8333718a0afd. 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

Maldoc score: 13

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	4c38ead6f597c1bccaf5148980c46599eedc2615ee7f3378247b8333718a0afd
SHA3-384 hash:	102de2d97e78c12ff5512c3935694d2d78ea10319872ad842f548345b291c00b3e8b4f560e46d513220f9a57ae1d3dd8
SHA1 hash:	b6db426cc0deda86a2a69ab48e74f1e595651c30
MD5 hash:	e27f69ef2cdd52edc0687545f6f2c7c5
humanhash:	grey-bravo-tennessee-twenty
File name:	emotet_e2_4c38ead6f597c1bccaf5148980c46599eedc2615ee7f3378247b8333718a0afd_2020-10-29__201526579903._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	244'671 bytes
First seen:	2020-10-29 20:19:33 UTC
Last seen:	Never
File type:	doc
MIME type:	application/msword
ssdeep	3072:Di8rNzbWOlrV1c231w8N6eXENf7KnEhJivKie6B/w2yiWydwJt3MP0iIepuxQt0:UJiP/w2P83Nikm6
TLSH	F9345EC06D83FDC6FDA4CD314DBADA78E23578405815E605E0A9BF284D6EC9CE361E86
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch2 Heodo

Cryptolaemus1

Emotet epoch2 doc

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Maldoc score: 13

Application name is unknown

Office document is in OLE format

Office document contains VBA Macros

OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

Type	Keyword	Description
AutoExec	Document_open	Runs when the Word or Publisher document is opened
Suspicious	Create	May execute file or a system command through WMI
Suspicious	showwindow	May hide the application
Suspicious	CreateObject	May create an OLE object
Suspicious	ChrW	May attempt to obfuscate specific strings (use option --deobf to deobfuscate)
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
Suspicious	Base64 Strings	Base64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

100

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.VBS.Obfus-154.UNOFFICIAL

TwinWave.EvilDoc.EMOCROCreateRomanticWarrior.20200916.UNOFFICIAL

TwinWave.EvilDoc.EmotetKillerQueen.20201026.UNOFFICIAL

TwinWave.EvilDocs.EmotetContinuationWorldIsAVampire.20201028.UNOFFICIAL

Doc.Dropper.EmotetiBlueUpdate1020-9780531-0

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

Creating a process from a recently created file

Launching a service

Moving a file to the Windows subdirectory

Creating a service

Connection attempt

Sending an HTTP POST request

Enabling autorun for a service

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

Launching a process by exploiting the app vulnerability

Result

Verdict:

MALICIOUS

Details

Suspicious Document Variables

Detected a macro that references a suspicious number of tersely named variables.

Macro with Startup Hook

Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4c38ead6f597c1bccaf5148980c46599eedc2615ee7f3378247b8333718a0afd/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-10-30 00:05:22 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=jq4ovvxvs7a3zsxvcseybrdfthxnyjqv5z7tg6bepobtg4mkbl6q._file

Result

Malware family:

n/a

Score:

10/10

Tags:

n/a

Link:

https://tria.ge/reports/201108-4x2egnxgt2/

Behaviour

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Office loads VBA resources, possible macro or embedded object present

Drops file in Windows directory

Drops file in System32 directory

Blacklisted process makes network request

Process spawned unexpected child process

Malware Config

Dropper Extraction:

http://tuankhoi.com/wp-content/CI2oG/
https://www.microsystem.fr/newsletters/uITRJ/
https://natfast.com/wp-content/geeVh/
https://blog.smyrnaweb.com/cgi-bin/Kzd0vdC/
https://mhkhardware.com/cgi-bin/Mrn/
https://ostemeda.lt/wp-content/S/
https://blog.techforing.com/wp-includes/3XgEg7/
https://techzslack.com/wp-includes/gSXf/

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/4c38ead6f597c1bccaf5148980c46599eedc2615ee7f3378247b8333718a0afd

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.