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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a13fc00492c99ff528c971bfc0678ca7d32bb3afcc9a3fd8a867348edd7cb89. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: 3a13fc00492c99ff528c971bfc0678ca7d32bb3afcc9a3fd8a867348edd7cb89
SHA3-384 hash: 08537be7a26470cd4fdfd230eaf35a1614b292a47389bcceb017767e3a701c0d558c0bfdfe1a95ac55824a16d72ece50
SHA1 hash: 0ed5fa3ae352d79f0f1e00dfce52790d9c484e8b
MD5 hash: caeb3a59f920dcf7454fd6eac439985f
humanhash: summer-bravo-orange-freddie
File name:Svinendes.vbs
Download: download sample
Signature RemcosRAT
File size:51'212 bytes
First seen:2026-09-23 07:55:19 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:GFBCIxgOmxRPRgY+5D7XAKmopbw7A6v3M4nHrNPhub+k/cjpDF5dJ4yczP8mRUbq:GF85bgYkDTJTEMerNJVZ5dJEPnekF
TLSH T1A7336C24DD16212A8D0B37AAED44ABA1C1FCC7A9112720B1BDEC774C720575EA3FE716
Magika vba
Reporter abuse_ch
Tags:RemcosRAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
89
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cloudeye cmd encrypted lolbin obfuscated
Verdict:
Unknown
File Type:
vbs
First seen:
2026-09-22T14:43:00Z UTC
Last seen:
2026-09-25T05:43:00Z UTC
Hits:
~100
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Found suspicious powershell code related to unpacking or dynamic code loading
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: WScript or CScript Dropper
Suspicious execution chain found
Switches to a custom stack to bypass stack traces
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
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1976614 Sample: Svinendes.vbs Startdate: 23/09/2026 Architecture: WINDOWS Score: 100 27 drive.usercontent.google.com 2->27 29 drive.google.com 2->29 31 cl-glcb907925.gcdn.co 2->31 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected GuLoader 2->47 49 2 other signatures 2->49 9 wscript.exe 1 2->9         started        signatures3 process4 signatures5 51 VBScript performs obfuscated calls to suspicious functions 9->51 53 Wscript starts Powershell (via cmd or directly) 9->53 55 Obfuscated command line found 9->55 57 3 other signatures 9->57 12 cmd.exe 1 9->12         started        process6 signatures7 59 Wscript starts Powershell (via cmd or directly) 12->59 15 powershell.exe 1 16 12->15         started        19 conhost.exe 12->19         started        21 cmd.exe 1 12->21         started        process8 dnsIp9 33 drive.usercontent.google.com 142.251.41.1, 443, 49715 GOOGLE-GoogleLLCUS United States 15->33 35 drive.google.com 142.251.45.14, 443, 49714 GOOGLE-GoogleLLCUS United States 15->35 37 Writes to foreign memory regions 15->37 39 Found suspicious powershell code related to unpacking or dynamic code loading 15->39 41 Switches to a custom stack to bypass stack traces 15->41 23 backgroundTaskHost.exe 15->23         started        25 backgroundTaskHost.exe 15->25         started        signatures10 process11
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated SOS: 0.39 T1027 T1059.005 VBScript WScript.Shell
Threat name:
Script-WScript.Trojan.GuLoader
Status:
Malicious
First seen:
2026-09-22 21:38:10 UTC
File Type:
Text (VBS)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery execution rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
Executes a command shell one-liner
Program crash
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Accesses Microsoft Outlook profiles
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Family: Remcos
Malware Config
C2 Extraction:
130.12.182.211:2404
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:detect_powershell
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:detect_tiny_vbs
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:telebot_framework
Author:vietdx.mb

File information


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

Comments