MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785. 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

Threat unknown

Vendor detections: 13

Maldoc score: 4

Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash:	a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785
SHA3-384 hash:	072d7ae8a47be5c3d7894962f3c1415604356cecc9d8f34c5e11a7e203b42631e5eb7810907edaa24184c61b5263b13a
SHA1 hash:	b600e4f77e078387df3523933a8db84da3eb6877
MD5 hash:	c21fefcfc70786daae388823bb0bd20e
humanhash:	maryland-hot-bacon-river
File name:	BYRON Preliminary Specification IKO.xls
Download:	download sample
File size:	1'263'104 bytes
First seen:	2025-07-08 14:10:50 UTC
Last seen:	Never
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	24576:UgMsTOeD3eMRD3d1zIEvndYUb4+BMFbOmM3+ECeIB/dOifh:jsMl15b4sAhM3+ECTr
TLSH	T1BE450281FB928F1AD859533149F74B692B25FC44A7634B0F2358F3187DF2AA06E47722
TrID	46.5% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4) 26.7% (.XLS) Microsoft Excel sheet (32500/1/3) 20.1% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2) 6.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika	xls
Reporter	abuse_ch
Tags:	cve-2017-0199 xls

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: 4

OLE dump

MalwareBazaar was able to identify 23 sections in this file using oledump:

Section ID	Section size	Section name
1	114 bytes	CompObj
2	244 bytes	DocumentSummaryInformation
3	200 bytes	SummaryInformation
4	114 bytes	MBD008E79BD/CompObj
5	3808 bytes	MBD008E79BD/DocumentSummaryInformation
6	20516 bytes	MBD008E79BD/SummaryInformation
7	114 bytes	MBD008E79BD/MBD0051D5CE/CompObj
8	304 bytes	MBD008E79BD/MBD0051D5CE/DocumentSummaryInformation
9	23932 bytes	MBD008E79BD/MBD0051D5CE/SummaryInformation
10	26210 bytes	MBD008E79BD/MBD0051D5CE/Workbook
11	114 bytes	MBD008E79BD/MBD0051D8B1/CompObj
12	39086 bytes	MBD008E79BD/MBD0051D8B1/Package
13	1023710 bytes	MBD008E79BD/Workbook
14	588 bytes	MBD008E79BE/Ole
15	97762 bytes	Workbook
16	521 bytes	_VBA_PROJECT_CUR/PROJECT
17	104 bytes	_VBA_PROJECT_CUR/PROJECTwm
18	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet1
19	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet2
20	977 bytes	_VBA_PROJECT_CUR/VBA/Sheet3
21	985 bytes	_VBA_PROJECT_CUR/VBA/ThisWorkbook
22	2644 bytes	_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
23	553 bytes	_VBA_PROJECT_CUR/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	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 :

Origin country :

Vendor Threat Intelligence

Verdict:

Legit

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/13496/

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=686d2714c9eb974737679ea0

Tags:

shellcode macro w97m

Result

Verdict:

Clean

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a window

Sending a custom TCP request

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785/results/dashboard

Payload URLs

URL

File name

https://verydreamthingswithbestpeoplesattitudewithbetterfutureformegreatdays.busines@scanqris.me/cr8A9t

Embedded Ole

Behaviour

SuspiciousRTF detected

Document image

Image:

Download PNG

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

language-vi macros

Link:

https://www.filescan.io/uploads/686d2709469cec4249ad87a9/reports/3f338622-17dc-4296-9ed2-bc14cabddc1e/overview

Verdict:

Malicious

Labled as:

CVE-2017-0199

Link:

https://www.hybrid-analysis.com/sample/a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785

Label:

Malicious

Suspicious Score:

10/10

Score Malicious:

Score Benign:

Link:

https://www.malware.ai/gui/files/?id=56b600e4-a0d9-4fae-83a6-8e8da710ec9d

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/1730973

Signature

Excel sheet contains many unusual embedded objects

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

OFFICE

Link:

https://malprob.io/report/a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785

Verdict:

Malware

YARA:

6 match(es)

Tags:

Corrupted CVE-2017-0199 CVE-2017-8570 CVE-2017-8759 CVE-2018-8174 Exploit Office Document StdOleLink

Link:

https://app.malva.re/file/c21fefcfc70786daae388823bb0bd20e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785/

Threat name:

Win32.Exploit.CVE-2017-0199

Status:

Malicious

First seen:

2025-07-08 12:40:04 UTC

File Type:

Document

Extracted files:

AV detection:

13 of 38 (34.21%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=usb3f7zpxmkg7wft2c6yalkxukpjuky6uz7h7bqdclw3nedrs6cq._file

Result

Malware family:

n/a

Score:

1/10

Tags:

persistence ransomware

Link:

https://tria.ge/reports/250708-rhe9yawj18/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Uses Task Scheduler COM API

Uses Volume Shadow Copy WMI provider

Uses Volume Shadow Copy service COM API

Malware Family:

n/a

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/206375c2-882c-42b3-b897-533998727a6e

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

Threat name:

Malicious File

Score:

0.70

Link:

https://yomi.yoroi.company/submissions/a483b2ff2fbb146fd8b3d0bd802d57a29e9a2b1ea67e7f860312edb690719785

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:	informational_win_ole_protected Create hunting rule
Author:	Jeff White (karttoon@gmail.com) @noottrak
Description:	Identify OLE Project protection within documents.

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	XLS_STRINGS Create hunting rule
Author:	somedieyoungZZ
Description:	Detect Strings targeting Bangladesh

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/13496/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample