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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982. 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


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982
SHA3-384 hash: b433ab42b5fd4de1a9e41b21990e0396677c4e96729cfcba39149771c22c0a28faf92c89379054888b05a60ab8e3960d
SHA1 hash: bf00b2ceb6217aaff4ab4188f5ff973cfcbe9821
MD5 hash: 23d6167325549c08f90bf7d1194e8790
humanhash: whiskey-berlin-black-alanine
File name:ACICO_PO AG-0407026-001_xlsx.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'796'500 bytes
First seen:2026-04-09 07:15:21 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/csv
ssdeep 768:Gs7mc75q0s7mcweCipTMT8i5qnQmyQYr9fHa3txpDfgs4ggwL+D1eReCipTMT8DZ:X
TLSH T11D85731DF52640BE534E6A5A5000EC1A4368753FFEAC05BC7C7A2AB88537DD106B9F2E
Magika autoit
Reporter abuse_ch
Tags:RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
36
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/60926/
Detection(s):
SecuriteInfo.com.VBS.Agent-106.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32529.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69d7615666ab6d001dd085b4
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/69d7614bd920e19044f4e358/reports/28cc43f2-c233-4fd1-9134-fad05e013b02/overview
Verdict:
Suspicious
Labled as:
TR/VBS.Malware
Link:
https://www.hybrid-analysis.com/sample/278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982
Verdict:
Malicious
File Type:
text
First seen:
2026-04-06T18:52:00Z UTC
Last seen:
2026-04-09T11:23:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982/results?tab=lookup
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1895825
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates processes via WMI
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Sigma detected: Remcos
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows Shell Script Host drops VBS files
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1895825 Sample: ACICO_PO AG-0407026-001_xlsx.vbs Startdate: 09/04/2026 Architecture: WINDOWS Score: 100 36 nrmlogistics.ro 2->36 38 dentalux202.ydns.eu 2->38 54 Suricata IDS alerts for network traffic 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 12 other signatures 2->60 8 powershell.exe 14 15 2->8         started        12 wscript.exe 1 2 2->12         started        15 wscript.exe 1 2->15         started        signatures3 process4 dnsIp5 40 nrmlogistics.ro 193.230.215.22, 443, 49693, 49699 INTERSAT-ASIonRatiunr33RO Romania 8->40 62 Writes to foreign memory regions 8->62 64 Injects a PE file into a foreign processes 8->64 66 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 8->66 17 cmd.exe 4 8->17         started        21 conhost.exe 8->21         started        32 C:\Users\Public\Downloads32ame_File.vbs, CSV 12->32 dropped 68 Suspicious powershell command line found 12->68 70 Wscript starts Powershell (via cmd or directly) 12->70 72 Windows Shell Script Host drops VBS files 12->72 74 3 other signatures 12->74 23 powershell.exe 15->23         started        file6 signatures7 process8 dnsIp9 34 dentalux202.ydns.eu 94.198.96.165, 49698, 62582 ASSEFLOWAmsterdamInternetExchangeAMS-IXIT Italy 17->34 42 Contains functionality to bypass UAC (CMSTPLUA) 17->42 44 Detected Remcos RAT 17->44 46 Contains functionalty to change the wallpaper 17->46 52 4 other signatures 17->52 48 Writes to foreign memory regions 23->48 50 Injects a PE file into a foreign processes 23->50 25 cmd.exe 23->25         started        28 conhost.exe 23->28         started        30 cmd.exe 23->30         started        signatures10 process11 signatures12 76 Detected Remcos RAT 25->76
Score:
28%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982
Verdict:
Malware
YARA:
1 match(es)
Tags:
Scripting.FileSystemObject VBScript WScript.Shell
Link:
https://app.malva.re/file/23d6167325549c08f90bf7d1194e8790
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e6huamfch42ifyez6cdqdciptug36ilbf64esovwmo57sepp5gba._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:mar ending discovery execution persistence rat
Link:
https://tria.ge/reports/260409-j7729act8l/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
Remcos
Remcos family
Malware Config
C2 Extraction:
dentalux202.ydns.eu:62582
dentalux202bk.ydns.eu:64636
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/278f4030a23f3482e099f08701890f9d0dbf21612fb8493ab663bbf911efe982

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:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/60926/

Comments