MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3. 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: 12

Maldoc score: 3

Intelligence 12 IOCs YARA 7 File information Comments 1

SHA256 hash:	ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3
SHA3-384 hash:	64e45d6c968fcc4edd5053b9104e06df68f2906a283535986ac4ac5190bff8d2c1a4d9d0ed741ddd88d2747d5ea5b614
SHA1 hash:	be192b2fab22d8dccaa89f975eaa9cde315c0100
MD5 hash:	194e28e242251e384fb17dfc3eab75a3
humanhash:	six-high-north-glucose
File name:	194e28e242251e384fb17dfc3eab75a3
Download:	download sample
Signature	Heodo Create hunting rule
File size:	66'192 bytes
First seen:	2021-12-25 17:18:40 UTC
Last seen:	2022-01-12 18:44:55 UTC
File type:	xlsx
MIME type:	application/vnd.ms-excel
ssdeep	1536:8URk3hbdlylKsgqopeJBWhZFGkE+cL2NdAKNzMk9B+oo1zMk9A+oos:8Mk3hbdlylKsgqopeJBWhZFGkE+cL2N0
TLSH	T1BE535C46BB87998EDA4513358CE34359B337FC168BA7D6473195B3284EB4AE08C03A5F
Reporter	zbetcheckin
Tags:	Emotet excel Heodo xlsx

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: 3

OLE dump

MalwareBazaar was able to identify 3 sections in this file using oledump:

Section ID	Section size	Section name
1	4096 bytes	DocumentSummaryInformation
2	4096 bytes	SummaryInformation
3	52307 bytes	Workbook

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	Auto_Open	Runs when the Excel Workbook is opened
IOC	87.251.86.178	IPv4 address
Suspicious	XLM macro	XLM macro found. It may contain malicious code

Intelligence

File Origin

# of uploads :

# of downloads :

374

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

http://emtc.jp/img/wfAQUZ9Dz

Verdict:

Suspicious activity

Analysis date:

2021-12-25 17:00:29 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/2b630f5c-1d06-4a7f-9ea1-dbacdb68e867

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

File type:

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/216385/

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.47707798.UNOFFICIAL

TwinWave.EvilDoc.DOCXRSTRGOOD.MSHTA.210816.UNOFFICIAL

TwinWave.EvilDoc.HiddenSheetExcel4LureRecognizer.20200915.UNOFFICIAL

TwinWave.EvilDoc.Excel4MacroLuresWatchingTheDectives.20210115.UNOFFICIAL

TwinWave.EvilDoc.Excel4DragoTrainingMontage.20210204.UNOFFICIAL

TwinWave.EvilDoc.Excel4HateMeSometimes.20210819.UNOFFICIAL

TwinWave.EvilDoc.DOCXSTRGOODXL4.HTTP

TwinWave.EvilDoc.DridexUManiac.20211215.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Sending a custom TCP request

DNS request

Creating a window

Сreating synchronization primitives

Creating a process with a hidden window

Changing an executable file

Launching a process

Sending an HTTP GET request

Running batch commands by exploiting the app vulnerability

Infecting executable files

Result

Verdict:

Malicious

File Type:

Legacy Excel File

Link:

https://app.docguard.net/ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3/results/dashboard

Payload URLs

URL

File name

87.251.86.178

WorkBook

Document image

Image:

Download PNG

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

cmd macros macros-on-open mshta stripped

Link:

https://www.filescan.io/uploads/61c752898991ba72b397ae59/reports/32c73331-e181-467c-ae00-4b42f8fa68a7/overview

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3

Details

Excel 4.0 Macro

Document contains Excel 4.0 macros (XLM). A valid, albeit dated feature, this document should be treated with suspicion.

Macro Execution Coercion

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

Autostarting Excel Macro Sheet

Excel contains Macrosheet logic that will trigger automatically upon document open.

Document With Minimal Content

Document contains less than 1 kilobyte of semantic information.

Result

Threat name:

Hidden Macro 4.0 Emotet

Detection:

malicious

Classification:

troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/912829

Signature

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Document exploit detected (process start blacklist hit)

Found Excel 4.0 Macro with suspicious formulas

Found malware configuration

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Obfuscated command line found

Powershell drops PE file

Sigma detected: Microsoft Office Product Spawning Windows Shell

Sigma detected: MSHTA Spawning Windows Shell

Sigma detected: Suspicious MSHTA Process Patterns

Sigma detected: Suspicious PowerShell Command Line

Tries to detect virtualization through RDTSC time measurements

Yara detected Emotet

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3/

Threat name:

Document-Excel.Trojan.Hiddbook

Status:

Malicious

First seen:

2021-12-25 13:48:08 UTC

File Type:

Document

Extracted files:

AV detection:

15 of 28 (53.57%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=vvydyxixh3gjcegxs7zsoiji2c6sc5c2zu2nebyxcaq3r5ciywzq._file

Result

Malware family:

emotet

Score:

10/10

Tags:

family:emotet botnet:epoch4 banker macro trojan xlm

Link:

https://tria.ge/reports/211225-vvtvmshcgr/

Behaviour

Checks processor information in registry

Enumerates system info in registry

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

Enumerates physical storage devices

Program crash

Drops file in System32 directory

Loads dropped DLL

Blocklisted process makes network request

Downloads MZ/PE file

Emotet

Process spawned unexpected child process

Malware Config

C2 Extraction:

144.217.91.150:443
51.38.71.0:443
212.237.56.116:7080
79.172.212.216:8080
178.79.147.66:8080
138.185.72.26:8080
192.254.71.210:443
178.63.25.185:443
195.154.133.20:443
45.118.135.203:7080
81.0.236.90:443
107.182.225.142:8080
162.214.50.39:7080
50.116.54.215:443
203.114.109.124:443
45.118.115.99:8080
216.158.226.206:443
104.168.155.129:8080
110.232.117.186:8080
176.104.106.96:8080
46.55.222.11:443
51.68.175.8:8080
207.38.84.195:8080
58.227.42.236:80
45.176.232.124:443
104.251.214.46:8080
103.8.26.102:8080
45.142.114.231:8080
217.182.143.207:443
41.76.108.46:8080
212.237.5.209:443
103.8.26.103:8080
212.237.17.99:8080
173.212.193.249:8080
158.69.222.101:443
103.75.201.2:443

Dropper Extraction:

http://87.251.86.178/pp/cc.html
http://87.251.86.178/pp/PP4.PNG

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/ad703c5d173e/report/overview.html

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/ad703c5d173ecc9110d797f3272128d0bd21745acd34d207171021b8f448c5b3

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	Excel_Hidden_Macro_Sheet Create hunting rule

Rule name:	INDICATOR_DOC_PhishingPatterns Create hunting rule
Author:	ditekSHen
Description:	Detects OLE, RTF, PDF and OOXML (decompressed) documents with common phishing strings

Rule name:	multiple_concats_in_excel4_exec_enjoy_the_silence Create hunting rule
Author:	Will Metcalf
Description:	Behold The Great And Powerful Match Iterator. Multiple Concats with register Function SILENT BUILDER EDITION
Reference:	https://blog.reversinglabs.com/blog/excel-4.0-macros

Rule name:	SUSP_EnableContent_String_Gen Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious string that asks to enable active content in Office Doc
Reference:	Internal Research

Rule name:	SUSP_EnableContent_String_Gen_RID322C Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious string that asks to enable active content in Office Doc
Reference:	Internal Research