MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96
SHA3-384 hash: 9475138de1947d453d5c8b97dc72039605a267e598b9f604de347e655a8656bffd2afaae5d55c36b6bd97f27be4c69fb
SHA1 hash: eae6b47caf44dcd669e9230f31897c45b1f941f0
MD5 hash: 2c8c627be6cf8b1eafefab9aae7d4033
humanhash: freddie-eight-fish-magazine
File name:Dolefuller.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:54'009 bytes
First seen:2026-05-26 07:03:48 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:8pO0Lv4jOK/tI00AlixRc/8pnD1O5fpKKp9IYVpJX/K6OSrhW:8pNQSitp0AwRw8pYTKKvVy6no
TLSH T159334B31DDC017351D4B1BBDAC912674E278877A153500ECFEA97309600A6BC7B7EAAD
Magika vba
Reporter lowmal3
Tags:RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/67963/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a1545e15b1db29f5a47ef8c
Tags:
virus
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm fingerprint
Link:
https://www.filescan.io/uploads/6a1547f446e44aecc0bbd631/reports/ba6b4d65-0946-4f67-afa9-ea9cd7c9cf7d/overview
Verdict:
Malicious
Labled as:
UDS_Trojan_VBS_SAgent_gen
Link:
https://www.hybrid-analysis.com/sample/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96
Verdict:
Malicious
File Type:
vbs
First seen:
2026-05-24T21:49:00Z UTC
Last seen:
2026-05-28T05:24:00Z UTC
Hits:
~10000
Detections:
HEUR:Trojan.Script.Generic Trojan.JS.SAgent.sb HEUR:Trojan.VBS.SAgent.gen
Link:
https://opentip.kaspersky.com/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96/results?tab=lookup
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1918482
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to steal Internet Explorer form passwords
Detected Remcos RAT
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Installs a MSI (Microsoft Installer) remotely
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Obfuscated command line found
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Uses ping.exe to check the status of other devices and networks
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1918482 Sample: Dolefuller.vbs Startdate: 26/05/2026 Architecture: WINDOWS Score: 100 38 Bera_6637.6637.6637.657e 2->38 40 otelrules.svc.static.microsoft 2->40 42 7 other IPs or domains 2->42 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 9 other signatures 2->56 8 powershell.exe 18 2->8         started        11 wscript.exe 1 2->11         started        signatures3 process4 signatures5 58 Writes to foreign memory regions 8->58 60 Found suspicious powershell code related to unpacking or dynamic code loading 8->60 62 Installs a MSI (Microsoft Installer) remotely 8->62 70 2 other signatures 8->70 13 msiexec.exe 4 9 8->13         started        18 msiexec.exe 8->18         started        20 conhost.exe 8->20         started        64 VBScript performs obfuscated calls to suspicious functions 11->64 66 Suspicious powershell command line found 11->66 68 Wscript starts Powershell (via cmd or directly) 11->68 72 5 other signatures 11->72 22 powershell.exe 14 16 11->22         started        24 PING.EXE 1 11->24         started        process6 dnsIp7 44 102.220.160.21, 2404, 49734, 49735 VPSDEDICATED-ASUS Nigeria 13->44 32 C:\Users\user\AppData\...\Login Data.tmp, SQLite 13->32 dropped 34 C:\Users\user\AppData\...\Login Data.tmp, SQLite 13->34 dropped 36 C:\Users\user\...\Login Data For Account.tmp, SQLite 13->36 dropped 74 Detected Remcos RAT 13->74 76 Tries to harvest and steal browser information (history, passwords, etc) 13->76 78 Installs a MSI (Microsoft Installer) remotely 13->78 26 msiexec.exe 13->26         started        80 Contains functionality to steal Internet Explorer form passwords 18->80 82 Unusual module load detection (module proxying) 18->82 46 drive.google.com 142.251.2.101, 443, 49725, 49731 GOOGLE-GoogleLLCUS United States 22->46 48 drive.usercontent.google.com 74.125.137.132, 443, 49726, 49732 GOOGLE-GoogleLLCUS United States 22->48 84 Found suspicious powershell code related to unpacking or dynamic code loading 22->84 28 conhost.exe 22->28         started        30 conhost.exe 24->30         started        file8 signatures9 process10
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96
Verdict:
Malware
YARA:
1 match(es)
Tags:
VBScript WScript.Shell
Link:
https://app.malva.re/file/2c8c627be6cf8b1eafefab9aae7d4033
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96
Threat name:
Script-WScript.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2026-05-25 02:36:31 UTC
File Type:
Text (VBS)
AV detection:
12 of 37 (32.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mgo3b3wmv73xslxytrga2ewp5xuk5u4gsnkfbqufyavps3pn76la._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery persistence privilege_escalation rat
Link:
https://tria.ge/reports/260526-hv3rbsdv4m/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Contacts third-party web service commonly abused for C2
Checks computer location settings
Use of msiexec (install) with remote resource
Badlisted process makes network request
Family: Remcos
Malware Config
C2 Extraction:
102.220.160.21:2404
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/619db0eeccaf/report/overview.html
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/619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96

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:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Malspam

RemcosRAT

Visual Basic Script (vbs) vbs 619db0eeccaff7792ef89c4c0d12cfede8aed386935450c285c02af96dedff96

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/67963/

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