MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7. 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: 9

Maldoc score: 16

Intelligence 9 IOCs YARA File information Comments

SHA256 hash:	4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7
SHA3-384 hash:	108ab4ae42ade1e26994a85b23c085e9bb4fa15902b24682c9377912d7d07dfb552ca62be6ac536f6cac93b59460b371
SHA1 hash:	31e4a8dfb3225e15550bdd12ff7fb5da8a2db7fd
MD5 hash:	9f94490a00598d9f31dc756732e82124
humanhash:	london-summer-missouri-bravo
File name:	tmpdfcvhj5i
Download:	download sample
Signature	Heodo Create hunting rule
File size:	90'624 bytes
First seen:	2022-02-22 17:39:41 UTC
Last seen:	Never
File type:	xlsx
MIME type:	application/vnd.ms-excel
ssdeep	1536:Jyehv7q2Pjx45uoDGTj+5xtekEvi8/dgL8EsAeE9jbDXQAVkWvgrPE4nWHPNc2Al:Jyehv7q2Pjx45uoDGTj+5xtekEvi8/d5
TLSH	T1FD930769B681C95BCA5807344CD7CBF67227BC424E7987473298F32E2EB7690DA43712
Reporter	Cryptolaemus1
Tags:	Emotet epoch4 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: 16

OLE dump

MalwareBazaar was able to identify 20 sections in this file using oledump:

Section ID	Section size	Section name
1	109 bytes	CompObj
2	240 bytes	DocumentSummaryInformation
3	204 bytes	SummaryInformation
4	44378 bytes	Workbook
5	97 bytes	_VBA_PROJECT_CUR/DFGrtHsr6uidfss/CompObj
6	301 bytes	_VBA_PROJECT_CUR/DFGrtHsr6uidfss/VBFrame
7	567 bytes	_VBA_PROJECT_CUR/DFGrtHsr6uidfss/f
8	620 bytes	_VBA_PROJECT_CUR/DFGrtHsr6uidfss/o
9	716 bytes	_VBA_PROJECT_CUR/PROJECT
10	182 bytes	_VBA_PROJECT_CUR/PROJECTwm
11	6943 bytes	_VBA_PROJECT_CUR/VBA/AdsGSryh6ifgbv
12	10730 bytes	_VBA_PROJECT_CUR/VBA/DFGrtHsr6uidfss
13	6207 bytes	_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
14	2584 bytes	_VBA_PROJECT_CUR/VBA/__SRP_0
15	366 bytes	_VBA_PROJECT_CUR/VBA/__SRP_1
16	228 bytes	_VBA_PROJECT_CUR/VBA/__SRP_4
17	66 bytes	_VBA_PROJECT_CUR/VBA/__SRP_5
18	949 bytes	_VBA_PROJECT_CUR/VBA/dir
19	1175 bytes	_VBA_PROJECT_CUR/VBA/gjTiSdFHse4sdc
20	6214 bytes	_VBA_PROJECT_CUR/VBA/sd57e45yderfg

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	Workbook_Open	Runs when the Excel Workbook is opened
AutoExec	tbfgaseGADSFHas_chan	Runs when the file is opened and ActiveX objects trigger events
Suspicious	Open	May open a file
Suspicious	Output	May write to a file (if combined with Open)
Suspicious	ActiveWorkbook.SaveA	May save the current workbook
Suspicious	CreateObject	May create an OLE object
Suspicious	exec	May run an executable file or a system
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 :

168

Origin country :

n/a

Vendor Threat Intelligence

Verdict:

Malicious

File type:

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Has a screenshot:

False

Contains macros:

True

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/243349/

Detection(s):

TwinWave.EvilDoc.CROStringBuilderHidingPlacesPapaDontTakeNoMess.20200916.UNOFFICIAL

TwinWave.EvilDoc.DetonatorFRMActionAndAction.20210308.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Сreating synchronization primitives

Searching for synchronization primitives

Creating a file

Launching a process

Creating a process with a hidden window

Launching the default Windows debugger (dwwin.exe)

Creating a process from a recently created file

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7/results/dashboard

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

macros macros-on-open wscript.exe

Link:

https://www.filescan.io/uploads/62151ffd875593a3cc046f69/reports/c6ad8961-7272-4632-9ede-c54c66cf8445/overview

Label:

Benign

Suspicious Score:

4.5/10

Score Malicious:

45%

Score Benign:

55%

Link:

https://www.malware.ai/gui/files/?id=40c96ed4-4e33-48d5-804d-04a60830a5ed

Result

Verdict:

UNKNOWN

Link:

https://labs.inquest.net/dfi/sha256/4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7

Details

Macro with Startup Hook

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

Macro with File System Write

Detected macro logic that can write data to the file system.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7/

Threat name:

Script-Macro.Trojan.Emotet

Status:

Malicious

First seen:

2022-02-22 17:40:15 UTC

File Type:

Document

Extracted files:

AV detection:

19 of 28 (67.86%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=jly55krk7q4f3vu3a7n7lk5uvxvcin2ujxug324x46pxizoz7ldq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

macro macro_on_action

Link:

https://tria.ge/reports/220222-v8w7xsbfh3/

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

Office loads VBA resources, possible macro or embedded object present

Enumerates physical storage devices

Process spawned unexpected child process

Malware Config

Dropper Extraction:

http://wearsweetbomb.com/wp-content/15zZybP1EXttxDK4JH/
https://1566xueshe.com/wp-includes/z92ZVqHH8/
http://mymicrogreen.mightcode.com/Fox-C/NWssAbNOJDxhs/
http://o2omart.co.in/infructuose/m4mgt2MeU/
http://mtc.joburg.org.za/-/GBGJeFxXWlNbABv2/
http://www.ama.cu/jpr/VVP/
http://actividades.laforetlanguages.com/wp-admin/dU8Ds/
https://dwwmaster.com/wp-content/1sR2HfFxQnkWuu/
https://edu-media.cn/wp-admin/0JAE/
https://iacademygroup.cl/office/G42LJPLkl/
https://znzhou.top/mode/0Qb/

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/4af1deaa2afc385dd69b07dbf5abb4adea2437544de86deb97e79f7465d9fac7

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape

https://www.capesandbox.com/analysis/243349/

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