MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cfa0fe012f82f993ed70fa3ddc9ff1e31501686b723107d4e3cd1de5794722ee. 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

TrickBot

Vendor detections: 8

Maldoc score: 10

Intelligence 8 IOCs YARA 7 File information Comments

SHA256 hash:	cfa0fe012f82f993ed70fa3ddc9ff1e31501686b723107d4e3cd1de5794722ee
SHA3-384 hash:	789b049bd7e0eba27f9e161ebe214ca5519882d63c229e931f622aeb9038226257dcc9d2a1fa4b7c016e308a2c32cd2f
SHA1 hash:	7369118f653a2ee4aacf6d8bc88b42d82946279f
MD5 hash:	3577e6a16514d58409f6756fff740332
humanhash:	grey-asparagus-may-ceiling
File name:	SecuriteInfo.com.Trojan.GenericKDZ.75982.20814.32565
Download:	download sample
Signature	TrickBot Create hunting rule
File size:	162'059 bytes
First seen:	2021-09-02 18:44:30 UTC
Last seen:	Never
File type:	xlsx
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	3072:9HlTkdm3bGeAxidxVymd1xXPMU9VlUBWA6CFvA7bRCxAVIKKNB:9FTkeGKdxVyWxfMU3liWA6FsYq
TLSH	T19FF30245A212F0EFC3206439D7526850AD35B29EDD42FD9E0A71FF86A6121EA234D68E
Reporter	SecuriteInfoCom
Tags:	TrickBot 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: 10

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
Suspicious	FORMULA.FILL	May modify Excel 4 Macro formulas at runtime
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)
Suspicious	XLM macrosheet	XLM macrosheet found. It could contain malicious code

Intelligence

File Origin

# of uploads :

# of downloads :

277

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

SecuriteInfo.com.Trojan.GenericKDZ.75982.20814.32565

Verdict:

Malicious activity

Analysis date:

2021-09-02 18:53:03 UTC

Tags:

macros40 maldoc-42

Link:

https://app.any.run/tasks/44aa527a-55c7-4bdc-b4da-a026f6f4a734

Note:

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

Verdict:

Legit

File type:

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/184919/

Detection(s):

TwinWave.EvilDoc.QakyComeWithMeToAPlaceInALittleTown.20210618.UNOFFICIAL

TwinWave.EvilDoc.EnjoyTheSilence.20210716.UNOFFICIAL

TwinWave.EvilDoc.OXML.EvilMacroSheetMignightQakTrainToMemphis.20210121.UNOFFICIAL

TwinWave.EvilDoc.EnjoyTheSilence.M2.20210317.UNOFFICIAL

TwinWave.EvilDoc.OOXMLXLLoaderInRed.20210608.UNOFFICIAL

SecuriteInfo.com.Trojan.GenericKDZ.75982.20814.32565.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Sending a UDP request

Creating a process with a hidden window

Creating a file

Replacing files

Searching for the window

Connection attempt by exploiting the app vulnerability

Sending an HTTP GET request

Sending a custom TCP request by exploiting the app vulnerability

Launching a process by exploiting the app vulnerability

Deleting of the original file

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Excel4Macro

Link:

https://app.docguard.net/cfa0fe012f82f993ed70fa3ddc9ff1e31501686b723107d4e3cd1de5794722ee/results/dashboard

Payload URLs

URL

File name

https://biopaten.no/xeBP8Oj5/gg.html

intlsheet1.xml

Document image

Image:

Download PNG

Result

Threat name:

Unknown

Detection:

malicious

Classification:

troj.expl

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/844383

Signature

Document exploit detected (process start blacklist hit)

Document exploit detected (UrlDownloadToFile)

Multi AV Scanner detection for submitted file

Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)

Sigma detected: Microsoft Office Product Spawning Windows Shell

Yara detected MalDoc1

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cfa0fe012f82f993ed70fa3ddc9ff1e31501686b723107d4e3cd1de5794722ee/

Threat name:

Document-Word.Trojan.Sabsik

Status:

Malicious

First seen:

2021-09-02 18:45:19 UTC

AV detection:

14 of 43 (32.56%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=z6qp4ajpql4zh3lq7i65zh7r4mkqc2dloiyqpvhdzuo6k6khelxa._file

Result

Malware family:

n/a

Score:

10/10

Tags:

macro xlm

Link:

https://tria.ge/reports/210902-xd334abdb5/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Process spawned unexpected child process

Malware Config

Dropper Extraction:

https://biopaten.no/xeBP8Oj5/gg.html
https://beartoothkawasaki.com/QJT19jhtwHt/gg.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/cfa0fe012f82f993ed70fa3ddc9ff1e31501686b723107d4e3cd1de5794722ee

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_TrickBot_xlsm_20210324 Create hunting rule
Author:	abuse.ch
Description:	Detects TrickBot xlsm

Rule name:	buerloader_halo_generated Create hunting rule
Author:	Halogen Generated Rule, Corsin Camichel

Rule name:	dridex_halo_generated Create hunting rule
Author:	Halogen Generated Rule, Corsin Camichel

Rule name:	Microsoft_XLSX_with_Macrosheet Create hunting rule

Rule name:	Microsoft_XLSX_with_Macrosheet Create hunting rule

Rule name:	quakbot_halo_generated Create hunting rule
Author:	Halogen Generated Rule, Corsin Camichel

Rule name:	silentbuilder_halo_generated Create hunting rule
Author:	Halogen Generated Rule, Corsin Camichel

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/184919/

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