MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1f34d768940b89e1619ccdd457f4a8f543bc06eb0afa3ce98aece060834c3d3. 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

Gozi

Vendor detections: 8

Maldoc score: 20

Intelligence 8 IOCs YARA 6 File information Comments

SHA256 hash:	f1f34d768940b89e1619ccdd457f4a8f543bc06eb0afa3ce98aece060834c3d3
SHA3-384 hash:	90c5c48d0b53af5a37104f6896d9545096570ea90bb11fa0d02117e99adaf34d56f3c3f70e3bced4b480a61c903dff49
SHA1 hash:	d279863b0377e979e77c61bb98f05c3607d3dbca
MD5 hash:	0ba0bd3e07bd7b620b2a6064c545f6c8
humanhash:	summer-triple-princess-spring
File name:	1_202208349440447534.xlsm
Download:	download sample
Signature	Gozi Create hunting rule
File size:	30'060 bytes
First seen:	2022-08-03 11:56:38 UTC
Last seen:	Never
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	768:Y1/KWuHsyS5JgCF0eczcoJ1mQG0LfT/5SawEI6g:YBsHS5iCGFzLLd3I6g
TLSH	T1D4D2D00D595FADDEC86F7C3EAC2C0EE48E580141960178AD6D15FA7C2B46BC2434F6DA
TrID	42.2% (.XLAM) Excel Macro-enabled Open XML add-in (83500/1/13) 29.1% (.XLSM) Excel Microsoft Office Open XML Format document (with Macro) (57500/1/12) 17.2% (.XLSX) Excel Microsoft Office Open XML Format document (34000/1/7) 8.8% (.ZIP) Open Packaging Conventions container (17500/1/4) 2.0% (.ZIP) ZIP compressed archive (4000/1)
Reporter	JAMESWT_WT
Tags:	agenziaentrate agenziariscossione Gozi isfb ITA Ursnif xlsm

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: 20

OLE dump

MalwareBazaar was able to identify 11 sections in this file using oledump:

Section ID	Section size	Section name
A1	518 bytes	PROJECT
A2	104 bytes	PROJECTwm
A3	7028 bytes	VBA/Foglio1
A4	1014 bytes	VBA/Questa_cartella_di_lavoro
A5	3187 bytes	VBA/_VBA_PROJECT
A6	1971 bytes	VBA/__SRP_0
A7	403 bytes	VBA/__SRP_1
A8	1002 bytes	VBA/__SRP_2
A9	1407 bytes	VBA/__SRP_3
A10	563 bytes	VBA/dir

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	Environ	May read system environment variables
Suspicious	Open	May open a file
Suspicious	Write	May write to a file (if combined with Open)
Suspicious	ADODB.Stream	May create a text file
Suspicious	SaveToFile	May create a text file
Suspicious	Create	May execute file or a system command through WMI
Suspicious	CreateObject	May create an OLE object
Suspicious	GetObject	May get an OLE object with a running instance
Suspicious	Chr	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 :

706

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

1_202208349440447534.xlsm

Verdict:

No threats detected

Analysis date:

2022-08-03 11:58:13 UTC

Tags:

macros

Link:

https://app.any.run/tasks/10881575-96c0-4f56-a36f-4bfffbbfb005

Note:

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

Verdict:

Malicious

File type:

application/vnd.ms-excel.sheet.macroEnabled.12

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/296169/

Detection(s):

TwinWave.EvilDoc.CROVarCONCATDLWhenIComeAround.20201010.UNOFFICIAL

SecuriteInfo.com.Office.Macro-11.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Sending a custom TCP request

Creating a window

Сreating synchronization primitives

Result

Verdict:

Malicious

File Type:

Excel File with Macro

Link:

https://app.docguard.net/f1f34d768940b89e1619ccdd457f4a8f543bc06eb0afa3ce98aece060834c3d3/results/dashboard

Document image

Image:

Download PNG

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

evasive macros

Link:

https://www.filescan.io/uploads/62ea62919ca9b9bfcbe713e7/reports/9413119b-6902-494b-bb36-2bdda45c91ca/overview

Label:

Benign

Suspicious Score:

/10

Score Malicious:

Score Benign:

Link:

https://www.malware.ai/gui/files/?id=ef0ad40f-2815-4c88-8a7f-3095fda55c3a

Result

Threat name:

Unknown

Detection:

malicious

Classification:

expl

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/1045554

Signature

Antivirus detection for URL or domain

Creates processes via WMI

Document contains an embedded VBA macro with suspicious strings

Document contains an embedded VBA with functions possibly related to ADO stream file operations

Document contains an embedded VBA with functions possibly related to HTTP operations

Multi AV Scanner detection for domain / URL

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f1f34d768940b89e1619ccdd457f4a8f543bc06eb0afa3ce98aece060834c3d3/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6hzu25ujic4j4fqzztouk72kr5kdxqdowcx2htuyv3hamcbuypjq._file

Result

Malware family:

n/a

Score:

1/10

Tags:

n/a

Link:

https://tria.ge/reports/220803-n4kvrsbhcr/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Office loads VBA resources, possible macro or embedded object present

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f1f34d768940/report/overview.html

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

Threat name:

Malicious File

Score:

0.76

Link:

https://yomi.yoroi.company/submissions/f1f34d768940b89e1619ccdd457f4a8f543bc06eb0afa3ce98aece060834c3d3

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_Dridex_xlsm_20200528_2 Create hunting rule
Author:	abuse.ch

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

Rule name:	malware_shellcode_hash Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect shellcode api hash value

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	pdb_YARAify Create hunting rule
Author:	@wowabiy314
Description:	PDB

Rule name:	vbaproject_bin Create hunting rule
Author:	CD_R0M_
Description:	{76 62 61 50 72 6f 6a 65 63 74 2e 62 69 6e} is hex for vbaproject.bin. Macros are often used by threat actors. Work in progress - Ran out of time

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/296169/

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