MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb2780013dda54f11418c5f152e6e7c85f0120cd7faa1ef58c55564dac2280b4. 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: 9

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	cb2780013dda54f11418c5f152e6e7c85f0120cd7faa1ef58c55564dac2280b4
SHA3-384 hash:	11d6cf081229aa765a88836463c972826729fc89b8a32003610e5473c5ec6a49c8e25b0284cf7745325f748fc555765e
SHA1 hash:	b6af63df4188dcaf3bbf8a9652af1bcf2513f093
MD5 hash:	15fea1b93afcb04fa9949e625d532d96
humanhash:	dakota-oklahoma-mississippi-leopard
File name:	emotet_e1_cb2780013dda54f11418c5f152e6e7c85f0120cd7faa1ef58c55564dac2280b4_2020-10-30__223514637158._doc
Download:	download sample
Signature	Heodo Create hunting rule
File size:	214'490 bytes
First seen:	2020-10-30 22:37:05 UTC
Last seen:	Never
File type:	docx
MIME type:	application/msword
ssdeep	3072:kKBp9ufstRUUKSns8T00JSHUgteMJ8qMD7gTNX0eIK4PIkXq+cHIK:kKBp9ufsfgIf0pL90eIXPDXqLIK
TLSH	C724050821A4BE4EFAC471FA09DAEF792514BE85640EE18D7D0D73386AF735C6B4B250
Reporter	Cryptolaemus1
Tags:	doc Emotet epoch1 Heodo

Cryptolaemus1

Emotet epoch1 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: 9

Application name is Microsoft Office Word

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	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)

Intelligence

File Origin

# of uploads :

# of downloads :

110

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.VBS.Obfus-155.UNOFFICIAL

TwinWave.EvilDoc.EMOCROCreateRomanticWarrior.20200916.UNOFFICIAL

TwinWave.EvilDoc.EmotetKillerQueen.20201026.UNOFFICIAL

TwinWave.EvilDoc.EMOCROSelfRefDontUseJelly.202000929.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

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

Deleting a recently created file

Possible injection to a system process

Enabling autorun for a service

Launching a process by exploiting the app vulnerability

Sending an HTTP GET request to an infection source

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.

Document With Few Pages

Document contains between one and three pages of content. Most malicious documents are sparse in page count.

Macro Execution Coercion

Detected a document that appears to social engineer the user into activating embedded logic.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cb2780013dda54f11418c5f152e6e7c85f0120cd7faa1ef58c55564dac2280b4/

Threat name:

Document-Word.Trojan.Emotet

Status:

Malicious

First seen:

2020-10-31 00:03:38 UTC

AV detection:

21 of 48 (43.75%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=zmtyaaj53jkpcfayyxyvfzxhzbpqcignp6vb55mmkvle3lbcqc2a._file

Result

Malware family:

n/a

Score:

8/10

Tags:

n/a

Link:

https://tria.ge/reports/201030-fj3bvmrgjs/

Behaviour

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Office loads VBA resources, possible macro or embedded object present

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/cb2780013dda54f11418c5f152e6e7c85f0120cd7faa1ef58c55564dac2280b4

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.