MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0f9fbbbc8bbb5231b3dbce495da2ddfbcc536e35369ae93417dd24cbe9c666d6. 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: 12


Maldoc score: 9


Intelligence 12 IOCs YARA 5 File information Comments

SHA256 hash: 0f9fbbbc8bbb5231b3dbce495da2ddfbcc536e35369ae93417dd24cbe9c666d6
SHA3-384 hash: 97c1eb89f5c53370f6263f5bb8966d42207f66f3abe4a4037d1c5515d3ade433458b096da7ab85c2cb7c075fc9183641
SHA1 hash: 2fca304634db64b429fe243912c87ec5f34b3f5b
MD5 hash: 814ec305851e652d252ce03facfdc99c
humanhash: shade-early-quebec-robert
File name:June_Quotation.xls
Download: download sample
Signature RemcosRAT
File size:679'424 bytes
First seen:2026-06-08 14:28:56 UTC
Last seen:2026-06-08 15:01:19 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:XlrF0mlzVXgxpdLHT9uvsXpejIoRRorgsWUxjgobQvapy/FuEv8:tZlztKLHT9uvsZ4I2Rihtb5Nu
TLSH T16AE42249B8808F43D1E3D2740D948A8A456CFCA57B41DBCB375873CB327CEA749A925E
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 TomU
Tags: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 15 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
499 bytesMBD004E1A77/CompObj
5318231 bytesMBD004E1A77/Package
6850 bytesMBD004E1A78/Ole
7341226 bytesWorkbook
8525 bytes_VBA_PROJECT_CUR/PROJECT
9104 bytes_VBA_PROJECT_CUR/PROJECTwm
10977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
11977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
12977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
13985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
142644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
15553 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 :
2
# of downloads :
116
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_0f9fbbbc8bbb5231b3dbce495da2ddfbcc536e35369ae93417dd24cbe9c666d6.xls
Verdict:
No threats detected
Analysis date:
2026-06-08 14:31:25 UTC
Tags:
qrcode

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
office micro macro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a process with a hidden window
DNS request
Connection attempt
Sending a custom TCP request
Possible injection to a system process
Query of malicious DNS domain
Bypassing of proactive protection methods using Windows Management Instrumentation (WMI)
Connection attempt to an infection source by exploiting the app vulnerability
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Sending a TCP request to an infection source by exploiting the app vulnerability
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Payload URLs
URL
File name
http://00000015353204525/httpswww.pcmag.compicksthe-best-cloud-storage-and-file-sharing-servicestest_uuid=05ZUPUtSJIjL9ET37tWfQcl&test_variant=AOS.php
Embedded Ole
Behaviour
SuspiciousRTF detected
Document image
Document image
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
macros
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
First seen:
2026-06-08T03:57:00Z UTC
Last seen:
2026-06-10T12:32:00Z UTC
Hits:
~10000
Detections:
Trojan-Downloader.Agent.HTTP.C&C HEUR:Trojan.OLE2.UrcBadur.genw HEUR:Trojan.OLE2.Badur.genw Trojan.MSOffice.SAgent.sb PDM:Exploit.Win32.Generic HEUR:Trojan.Script.Generic HEUR:Trojan.HTA.SAgent.gen HEUR:Trojan-Downloader.MSOffice.Agent.gen HEUR:Exploit.MSOffice.CVE-2017-0199.gen
Gathering data
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:pe_no_import_table
Description:Detect pe file that no import table
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
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.

Malspam

RemcosRAT

Excel file xls 0f9fbbbc8bbb5231b3dbce495da2ddfbcc536e35369ae93417dd24cbe9c666d6

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments