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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e. 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: 10


Maldoc score: 4


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e
SHA3-384 hash: df8cda88982446bcd7a9439f99ee158ef04df2d6e0bbedaee8aeebda92bcfd3cc8df4ff4d709ebf021bef4269eabf6a1
SHA1 hash: 4de876d3401193399d8dcb8afb75ef6a63cb05c9
MD5 hash: 754a0962012988bb7deeabc92cc13433
humanhash: mockingbird-enemy-lithium-carolina
File name:Purchase Order Payment.xls
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'227'264 bytes
First seen:2025-05-24 15:38:00 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:PVq6ZyjqsyMmFhH0oCABhCAB9cl+JKFSevlFvFu0l9q9l0l3vaPyL63KmtHk2:NzgGNMmFhUojgAJqVvlCeq7m2Isk
TLSH T18A45AE47E69489AEDA59223C46F31B6D2351EC81BF13420F2B48F31C39F7E915A9239D
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: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: 4
OLE dump

MalwareBazaar was able to identify 33 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
4114 bytesMBD00ECE0E9/CompObj
5248 bytesMBD00ECE0E9/DocumentSummaryInformation
6116332 bytesMBD00ECE0E9/SummaryInformation
7114 bytesMBD00ECE0E9/MBD011A776D/CompObj
814853 bytesMBD00ECE0E9/MBD011A776D/Package
9114 bytesMBD00ECE0E9/MBD011A79F6/CompObj
1048205 bytesMBD00ECE0E9/MBD011A79F6/Package
11114 bytesMBD00ECE0E9/MBD011A7C0B/CompObj
1248264 bytesMBD00ECE0E9/MBD011A7C0B/Package
13114 bytesMBD00ECE0E9/MBD011A7E8C/CompObj
14448 bytesMBD00ECE0E9/MBD011A7E8C/DocumentSummaryInformation
1527444 bytesMBD00ECE0E9/MBD011A7E8C/SummaryInformation
16179228 bytesMBD00ECE0E9/MBD011A7E8C/Workbook
17114 bytesMBD00ECE0E9/MBD011A8209/CompObj
1868084 bytesMBD00ECE0E9/MBD011A8209/Package
19114 bytesMBD00ECE0E9/MBD011A8589/CompObj
20252 bytesMBD00ECE0E9/MBD011A8589/DocumentSummaryInformation
2119156 bytesMBD00ECE0E9/MBD011A8589/SummaryInformation
2260769 bytesMBD00ECE0E9/MBD011A8589/Workbook
23215022 bytesMBD00ECE0E9/Workbook
24882 bytesMBD00ECE0EA/Ole
25398090 bytesWorkbook
26529 bytes_VBA_PROJECT_CUR/PROJECT
27104 bytes_VBA_PROJECT_CUR/PROJECTwm
28977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
29977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
30977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
31985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
322644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
33553 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 be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
1
# of downloads :
523
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order Payment.xls
Verdict:
No threats detected
Analysis date:
2025-05-24 16:01:41 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a1237d4b-b5ca-4cfc-a9cf-4d1955eff04b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Other.Malware-gen.27033.22162.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.93TilInfinity.20240412.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6831e9834912a6b9dd4ce368
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Link:
https://app.docguard.net/c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e/results/dashboard
Payload URLs
URL
File name
https://seethebesthappinesswithgreatthignsforentirelifewithoutsayingiknowthiswellwith.business@short.udon-morishige.com/sGctXZ
Embedded Ole
Behaviour
SuspiciousRTF detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
macros
Link:
https://www.filescan.io/uploads/6831e807e336a33801ddb140/reports/a7ca53d3-b8b0-4099-a66f-e758b71aadf2/overview
Verdict:
Malicious
Labled as:
CVE-2017-0199
Link:
https://www.hybrid-analysis.com/sample/c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1698482
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/c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-05-23 17:06:02 UTC
File Type:
Document
Extracted files:
130
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zb74mszzfkdd67fkiyozji53hyg3opjn25w3bw7l4mm3htbile7a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250524-s3edtayrs5/
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:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/782501c9-2f85-4575-9f06-f5cb68a5c308
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c87fc64b392a863f7caa461d94a3bb3e0db73d2dd76db0dbebe319b3cc28593e

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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:maldoc_OLE_file_magic_number
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:office_document_vba
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Office document with embedded VBA
Reference:https://github.com/jipegit/
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.

Comments