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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7. 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


GuLoader


Vendor detections: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7
SHA3-384 hash: 127e2df539c2acd44c8c08fb735e720b4d397e6bb5e37ce5306edf59d53c55d79cc7ef28ac408718bcb8573cd17bca40
SHA1 hash: 59d8170bb7b1f934b7754cbcb838641293b46e7d
MD5 hash: 51b4b311755e1b473b69c0e263256907
humanhash: kentucky-sad-enemy-alabama
File name:INV-00584_pdf.vbs
Download: download sample
Signature GuLoader
Create hunting rule
File size:125'593 bytes
First seen:2026-11-13 08:47:09 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:Zu0dYLv8Vavjr66wVBdqu1mThK7aE/JR/14saen7ic9UMnf606bb8dku4gOMgt:ZuYYLWmiVBv1+AxR/we7ic9fsjgOpt
TLSH T1F8C36FE1DE543115FA6E2E77F9C0095AC2AE81C5CA1320B5BD861E0B5307578F3B92EE
Magika vba
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/99764/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af6ceb00a71acf937da5fb8
Tags:
infosteal injection virus sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching a process
Sending a custom TCP request
DNS request
Connection attempt
Creating a file in the Windows subdirectories
Verdict:
Malicious
Labled as:
TrojanDropper/VBS.Agent
Link:
https://www.hybrid-analysis.com/sample/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7
Verdict:
Malicious
File Type:
vbs
Link:
https://opentip.kaspersky.com/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7/results?tab=lookup
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/2005211
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
Powershell connects to network
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2005211 Sample: INV-00584_pdf.vbs Startdate: 13/11/2026 Architecture: WINDOWS Score: 100 30 drive.usercontent.google.com 2->30 32 drive.google.com 2->32 40 Malicious sample detected (through community Yara rule) 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected GuLoader 2->44 46 2 other signatures 2->46 9 wscript.exe 1 2->9         started        12 svchost.exe 1 1 2->12         started        signatures3 process4 dnsIp5 56 VBScript performs obfuscated calls to suspicious functions 9->56 58 Wscript starts Powershell (via cmd or directly) 9->58 60 Obfuscated command line found 9->60 62 3 other signatures 9->62 15 cmd.exe 1 9->15         started        38 127.0.0.1 unknown unknown 12->38 signatures6 process7 signatures8 64 Wscript starts Powershell (via cmd or directly) 15->64 18 powershell.exe 1 19 15->18         started        22 conhost.exe 15->22         started        24 cmd.exe 1 15->24         started        process9 dnsIp10 34 drive.google.com 142.251.211.110, 443, 49701 GOOGLE-GoogleLLCUS United States 18->34 36 drive.usercontent.google.com 142.251.45.161, 443, 49702 GOOGLE-GoogleLLCUS United States 18->36 48 Writes to foreign memory regions 18->48 50 Found suspicious powershell code related to unpacking or dynamic code loading 18->50 52 Switches to a custom stack to bypass stack traces 18->52 54 Powershell connects to network 18->54 26 backgroundTaskHost.exe 18->26         started        28 backgroundTaskHost.exe 18->28         started        signatures11 process12
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated PowerShell SOS: 0.29 T1027 T1059.001 T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/51b4b311755e1b473b69c0e263256907
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7/
Threat name:
Script-WScript.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2026-11-13 01:06:40 UTC
File Type:
Text (VBS)
AV detection:
3 of 36 (8.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5pjjduqznlg3i3qpq34x6ldntzbtezpaxmfba2vezlt6veytgxlq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection defense_evasion discovery execution privilege_escalation rat
Link:
https://tria.ge/reports/261113-kp2yyshz3l/
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
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
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
Badlisted process makes network request
Family: Remcos
Malware Config
C2 Extraction:
31.57.216.216:2404
Malware Family:
cjz2
Create hunting rule
Malicious:
True
Tags:
obfuscated file-write vba
Link:
https://intel.virussign.com/intelligence/file/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7
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/ebd291d2196acdb46e0f86f97f2c6d9e433265e0bb0a106aa4cae7ea931335d7

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:Guloader_VBScript
Create hunting rule
Author:Ankit Anubhav - ankitanubhav.info
Description:Detects GuLoader/CloudEye VBScripts
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.

Cape
Cape
https://www.capesandbox.com/analysis/99764/

Comments