MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f25ebc1d6d07a81ebb7f2d5bb5983a23f1b503a9badad26fa1989cc44e2fe18f. 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



RemcosRAT


Vendor detections: 13


Maldoc score: 9


Intelligence 13 IOCs YARA 2 File information Comments

SHA256 hash: f25ebc1d6d07a81ebb7f2d5bb5983a23f1b503a9badad26fa1989cc44e2fe18f
SHA3-384 hash: 70834bb47aeb6a082fc1cd37e1ad5fe0118007252803d657d5fac2670b35460ab1e60b8dff75504486d8032e5819cb42
SHA1 hash: 5e73d260a2c52cdf67efeb90310349698098c2bf
MD5 hash: 1db6ef274e8323ede34aa75a77522ebf
humanhash: speaker-massachusetts-diet-jupiter
File name:Mettech_August_Product_Sourcing_Request_for_Quotation_40FT_Order_2026.xls
Download: download sample
Signature RemcosRAT
File size:874'496 bytes
First seen:2026-08-11 07:27:50 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 24576:ybLSv9k7uK7t1QRT/64rmrtq1oFD+lAyYdzaq8:ybL3uK7tmB6htHgeT5aq
TLSH T1CC051212FF418D7AD58517360FA760C6A32CBC57EE228E0F2301B72ABD77AE1C561919
TrID 34.9% (.XLS) Microsoft Excel sheet (32500/1/3)
30.1% (.XLS) Microsoft Excel sheet (alternate) (28000/1/3)
26.3% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
8.6% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter abuse_ch
Tags:cve-2017-0199 RemcosRAT 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: 9
Application name is Microsoft Excel
File Format is MS Excel 97-2003
Container Format is OLE
Office document is in encrypted
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 22 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
499 bytesMBD00056DF4/CompObj
5219404 bytesMBD00056DF4/Package
6114 bytesMBD00056DF5/CompObj
7220 bytesMBD00056DF5/DocumentSummaryInformation
8132 bytesMBD00056DF5/SummaryInformation
994 bytesMBD00056DF5/MBD00233248/CompObj
1020 bytesMBD00056DF5/MBD00233248/Ole
11245706 bytesMBD00056DF5/MBD00233248/CONTENTS
1271663 bytesMBD00056DF5/Workbook
13608 bytesMBD00056DF6/Ole
14314085 bytesWorkbook
15527 bytes_VBA_PROJECT_CUR/PROJECT
16104 bytes_VBA_PROJECT_CUR/PROJECTwm
17977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
18977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
19977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
20985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
212644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
22552 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:

TypeKeywordDescription
SuspiciousHex StringsHex-encoded strings were detected, may beused to obfuscate strings (option --decode tosee all)

Intelligence


File Origin
# of uploads :
1
# of downloads :
145
Origin country :
SE SE
Vendor Threat Intelligence
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a process with a hidden window
Connection attempt
Sending a custom TCP request
Launching a process
Possible injection to a system process
Connection attempt by exploiting the app vulnerability
Sending an HTTP GET request
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Sending a custom TCP request by exploiting the app vulnerability
Launching a process by exploiting the app vulnerability
Unauthorized injection to a system process
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Payload URLs
URL
File name
http://00000023331642772/46/www.independent.co.ukextrasindybestgadgets-techbest-cloud-storage-online-review-b196780303121003
Embedded Ole
Behaviour
SuspiciousRTF detected
Document image
Document image
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
evasive macros
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
First seen:
2026-08-10T10:50:00Z UTC
Last seen:
2026-08-12T19:53:00Z UTC
Hits:
~100
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
56 / 100
Signature
Document exploit detected (process start blacklist hit)
Excel sheet contains many unusual embedded objects
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1955680 Sample: Mettech_August_Product_Sour... Startdate: 11/08/2026 Architecture: WINDOWS Score: 56 27 us2.roaming1.live.com.akadns.net 2->27 29 sh.classera.com 2->29 31 17 other IPs or domains 2->31 39 Multi AV Scanner detection for submitted file 2->39 41 Excel sheet contains many unusual embedded objects 2->41 43 Document exploit detected (process start blacklist hit) 2->43 9 EXCEL.EXE 505 94 2->9         started        13 EXCEL.EXE 16 51 2->13         started        signatures3 process4 dnsIp5 33 155.103.69.250, 49700, 80 WHITELABELUS United States 9->33 35 mr-b01.tm-azurefd.net 150.171.110.146, 443, 49695, 49703 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 9->35 37 3 other IPs or domains 9->37 25 Mettech_August_Pro...der_2026.xls (copy), Composite 9->25 dropped 15 Acrobat.exe 81 9->15         started        17 splwow64.exe 9->17         started        19 splwow64.exe 9->19         started        file6 process7 process8 21 AcroCEF.exe 107 15->21         started        process9 23 AcroCEF.exe 2 21->23         started       
Gathering data
Threat name:
Win32.Exploit.CVE-2017-0199
Status:
Suspicious
First seen:
2026-08-11 04:18:07 UTC
File Type:
Document
Extracted files:
76
AV detection:
15 of 37 (40.54%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence ransomware
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.
Rule name:XLS_STRINGS
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.

Comments