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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2b37d74215ba03828d877a7e2f59a6c1911db979e42caca16aa276ff94ed9ac. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: f2b37d74215ba03828d877a7e2f59a6c1911db979e42caca16aa276ff94ed9ac
SHA3-384 hash: 30d19230bf55215d71732a4b07c59365c19d589c3de028feccf4243c2c73ec27a16b300c0afe59d18fa44620c4ac0c57
SHA1 hash: 8ee0b63163356dcfdc33266372117ac4003600cc
MD5 hash: c126461d409428ba2503c7544cf17550
humanhash: oxygen-september-neptune-early
File name:PO 64832.xls
Download: download sample
Signature RemcosRAT
File size:515'072 bytes
First seen:2026-03-25 08:39:31 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 6144:tPHsb8uYo3xfrNRLV7IY43YWe/6BVBDNjrQJ0k7xL4ljRbGj:tvpuTxfBTIj3YWe/qvD5s0kBq
TLSH T167B4F1B5F18DC4CCC60384B1AAA68851571EFC542F6A9B22309EB73AB473B9CD7D3512
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: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 dump

MalwareBazaar was able to identify 18 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
494 bytesMBD00413DC6/CompObj
520 bytesMBD00413DC6/Ole
693693 bytesMBD00413DC6/CONTENTS
799 bytesMBD00413DC7/CompObj
8174961 bytesMBD00413DC7/Package
9648 bytesMBD00413DC8/Ole
10227464 bytesWorkbook
11529 bytes_VBA_PROJECT_CUR/PROJECT
12104 bytes_VBA_PROJECT_CUR/PROJECTwm
13977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
14977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
15977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
16985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
172644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
18553 bytes_VBA_PROJECT_CUR/VBA/dir

Intelligence


File Origin
# of uploads :
1
# of downloads :
173
Origin country :
SE SE
Vendor Threat Intelligence
Malware configuration found for:
MSO
Details
MSO
extracted VBA Macros and, if observed, MS-OFORM variables/data are added to the knowledge base for usage in later parsing of the Macros
Malware family:
n/a
ID:
1
File name:
PO 64832.xls
Verdict:
No threats detected
Analysis date:
2026-03-25 08:42:24 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Creating a window
Сreating synchronization primitives
Connection attempt by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Payload URLs
URL
File name
http://014013117732/www.godaddy.comen-inpromosflash-saleisc=GOINDIA&countryview.cloudflare.filesecured.php
Embedded Ole
Behaviour
SuspiciousRTF detected
Document image
Document image
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
Detections:
Trojan-Downloader.Agent.HTTP.C&C HEUR:Trojan.OLE2.UrcBadur.genw HEUR:Exploit.MSOffice.CVE-2017-0199.a
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
60 / 100
Signature
Document exploit detected (process start blacklist hit)
Excel sheet contains many unusual embedded objects
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Microsoft Office Child Process
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1888751 Sample: PO 64832.xls Startdate: 25/03/2026 Architecture: WINDOWS Score: 60 32 www.shrtx.pro 2->32 34 us2.roaming1.live.com.akadns.net 2->34 36 14 other IPs or domains 2->36 46 Multi AV Scanner detection for submitted file 2->46 48 Excel sheet contains many unusual embedded objects 2->48 50 Document exploit detected (process start blacklist hit) 2->50 52 Sigma detected: Suspicious Microsoft Office Child Process 2->52 9 EXCEL.EXE 220 67 2->9         started        13 EXCEL.EXE 501 62 2->13         started        signatures3 process4 dnsIp5 38 part-0041.t-0009.t-msedge.net 13.107.246.69, 443, 49687, 49714 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 9->38 40 52.110.5.43, 443, 49682 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 9->40 42 2 other IPs or domains 9->42 30 C:\Users\user\Desktop\PO 64832.xls (copy), Composite 9->30 dropped 15 Acrobat.exe 56 9->15         started        17 DWWIN.EXE 9->17         started        19 splwow64.exe 1 9->19         started        21 mshta.exe 9->21         started        file6 process7 process8 23 AcroCEF.exe 107 15->23         started        25 EXCEL.EXE 17->25         started        process9 27 AcroCEF.exe 5 23->27         started        dnsIp10 44 23.62.176.141, 443, 49724 GTT-BACKBONEGTTDE United States 27->44
Verdict:
Malware
YARA:
7 match(es)
Tags:
Corrupted Office Document
Verdict:
Malicious
Threat:
Exploit.MSOffice.CVE-2017-0199
Threat name:
Win32.Trojan.Kepavll
Status:
Malicious
First seen:
2026-03-25 07:39:09 UTC
File Type:
Document
Extracted files:
66
AV detection:
15 of 38 (39.47%)
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