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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1
SHA3-384 hash: f4b0543736727a6499d8cc01accad6e04bd798eef6f46b47d15f0f20366341dda6fcdea50294f8096eabf3faceeba0a4
SHA1 hash: 973de8bf374ccbf37dd4070a319819735136cf41
MD5 hash: b5ddc4596d02f40f5b78812844cf31c2
humanhash: undress-carolina-west-oregon
File name:Laporan Survei Karyawan xlxs.vbs
Download: download sample
Signature GuLoader
Create hunting rule
File size:58'049 bytes
First seen:2026-11-02 13:37:10 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:cs8x4JgWwmPguWa143KNRSamuVx1wFr4E8zBxI1GWKshGYXqAKnE00yVl1ZPQ:csAghw1tymgi49HIIWfhGTnXVj6
TLSH T15843E43CEA2131250D7A32AA9B74496D84E94335311273BC6DF8A2591F86E48EF7CF47
Magika vba
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/96834/
Detection(s):
SecuriteInfo.com.Trojan.VBS.Agent.31728.32241.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae8921d38ccdea12c56964f
Tags:
virus agent sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd evasive lolbin obfuscated
Link:
https://www.filescan.io/uploads/6ae8920d9fce965c9c3a4885/reports/8af356c7-e9c0-43c7-ba40-beb919575533/overview
Verdict:
Malicious
Labled as:
Downloader/VBS.GuLoader
Link:
https://www.hybrid-analysis.com/sample/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1
Verdict:
Malicious
File Type:
vbs
First seen:
2026-11-01T23:08:00Z UTC
Last seen:
2026-11-04T10:53:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1/results?tab=lookup
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1996690
Signature
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Found malware configuration
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: Remcos
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Switches to a custom stack to bypass stack traces
Unusual module load detection (module proxying)
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: 1996690 Sample: Laporan Survei Karyawan xlxs.vbs Startdate: 02/11/2026 Architecture: WINDOWS Score: 100 35 drive.usercontent.google.com 2->35 37 drive.google.com 2->37 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 6 other signatures 2->55 10 wscript.exe 1 2->10         started        13 svchost.exe 1 1 2->13         started        signatures3 process4 dnsIp5 65 VBScript performs obfuscated calls to suspicious functions 10->65 67 Wscript starts Powershell (via cmd or directly) 10->67 69 Obfuscated command line found 10->69 71 3 other signatures 10->71 16 cmd.exe 1 10->16         started        45 127.0.0.1 unknown unknown 13->45 signatures6 process7 signatures8 47 Wscript starts Powershell (via cmd or directly) 16->47 19 powershell.exe 1 24 16->19         started        23 conhost.exe 16->23         started        25 cmd.exe 1 16->25         started        process9 dnsIp10 39 drive.usercontent.google.com 142.250.191.1, 443, 49702, 49712 GOOGLE-GoogleLLCUS United States 19->39 41 drive.google.com 142.250.217.14, 443, 49701, 49711 GOOGLE-GoogleLLCUS United States 19->41 57 Writes to foreign memory regions 19->57 59 Found suspicious powershell code related to unpacking or dynamic code loading 19->59 61 Switches to a custom stack to bypass stack traces 19->61 63 Powershell connects to network 19->63 27 backgroundTaskHost.exe 4 6 19->27         started        31 backgroundTaskHost.exe 19->31         started        signatures11 process12 dnsIp13 43 31.57.184.17, 2404 VPSDEDICATED-ASUS Slovenia 27->43 73 Detected Remcos RAT 27->73 33 backgroundTaskHost.exe 27->33         started        75 Unusual module load detection (module proxying) 31->75 signatures14 process15
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated PowerShell SOS: 0.35 T1027 T1059.001 T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/b5ddc4596d02f40f5b78812844cf31c2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1/
Threat name:
Script-WScript.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-11-02 13:00:45 UTC
File Type:
Text (VBS)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x25xjmqv7aqor3sc3hwrbj6pyf2ivlo6g5pmrxwfdgqz5xtul6yq._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/261102-qw1mcswx3r/
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:
31.57.184.17:2404
Malware Family:
sagent
Create hunting rule
Malicious:
True
Tags:
long-sleeps persistence run-file powershell obfuscated detect-debug-environment macro-powershell base64-string vba calls-wmi
Link:
https://intel.virussign.com/intelligence/file/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1
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/bebb74b215f820e8ee42d9ed10a7cfc1748aadde375ec8dec519a19ede745fb1

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
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/96834/

Comments