MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 cb6408400f2801e76e4cddc6eca4626a29e97af788109f03dade60471966a621. 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
| SHA256 hash: | cb6408400f2801e76e4cddc6eca4626a29e97af788109f03dade60471966a621 |
|---|---|
| SHA3-384 hash: | 444f5dbe0842acd619553075628c2e477caa34e95940121f0792c10226945700038cd120a94ca08a0d2106b8a6b95aa8 |
| SHA1 hash: | 3d28a49636640830f340bf89e9b65b893dc014ba |
| MD5 hash: | fc3ec4391d07c18f2bf979d7af719a9f |
| humanhash: | chicken-lima-floor-tennessee |
| File name: | Euro 3190-MT78904.xls |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'060'352 bytes |
| First seen: | 2025-02-06 08:20:29 UTC |
| Last seen: | Never |
| File type: |  xls |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 24576:174d3FmFcoN36Y7yT+FWI8cgXcbx/wU2Lytt0CVKV:174dhoN36Yk+FWfcrx/wUayUCVS |
| TLSH | T1FE35228BFA927B3FE6A32A752D57A684C63C4C43B90A47071F4572126A353F4F58312E |
| TrID | 58.2% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4) 33.5% (.XLS) Microsoft Excel sheet (32500/1/3) 8.2% (.) Generic OLE2 / Multistream Compound (8000/1) |
| Magika | xls |
| Reporter |  cocaman |
| Tags: | cve-2017-0199 RemcosRAT xls |
cocaman
Malicious email (T1566.001)From: "=?UTF-8?Q?Ing=2E_Ale=C5=A1_HAMOUZ?= <accounts@mail.grupstandart.shop>" (likely spoofed)
Received: "from mail.grupstandart.shop (mail.grupstandart.shop [159.253.120.142]) "
Date: "Thu, 06 Feb 2025 07:09:57 +0000"
Subject: "Re: AW: AW: Question regarding"
Attachment: "Euro 3190-MT78904.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 7 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 | 99 bytes | MBD0040DBEF/CompObj |
| 5 | 678787 bytes | MBD0040DBEF/Package |
| 6 | 478 bytes | MBD0040DBF0/Ole |
| 7 | 368512 bytes | Workbook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
555
Origin country :
CHVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cb6408400f2801e76e4cddc6eca4626a29e97af788109f03dade60471966a621.zip
Verdict:
No threats detected
Analysis date:
2025-02-06 08:24:19 UTC
Tags:
arch-doc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
phishing trojan shell virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
DNS request
Sending an HTTP GET request
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Connection attempt by exploiting the app vulnerability
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File
Payload URLs
URL
File name
https://link.emcdn.ru/lQPxN3
Embedded Ole
Behaviour
SuspiciousRTF detected
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
language-so
Verdict:
Malicious
Labled as:
CVE-2017-0199
Label:
Benign
Suspicious Score:
10/10
Score Malicious:
2%
Score Benign:
98%
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
76 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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:
Score:
100%
Verdict:
Malware
File Type:
OFFICE
Threat name:
Document-Office.Exploit.CVE-2017-0199
Status:
Malicious
First seen:
2025-02-06 08:20:51 UTC
File Type:
Document
Extracted files:
139
AV detection:
13 of 24 (54.17%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
3/10
Tags:
discovery
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
System Location Discovery: System Language Discovery
Malware Family:
n/a
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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