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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 169298ed649518bbc5a2dde2ee10ec51d034c34d3363b83e3aae0f66561e85c2. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash: 169298ed649518bbc5a2dde2ee10ec51d034c34d3363b83e3aae0f66561e85c2
SHA3-384 hash: fa5e0b070fd9ca925c13153eacc6b21c668fa4861216f693189059f348d22ee07246b2ee16c53cc951630d85d984183c
SHA1 hash: 1b40e51d6f6ada80b667d80fb508dac574df63e9
MD5 hash: b8e8f6de9e21baf1a7ab84472ec117ce
humanhash: oklahoma-bulldog-romeo-west
File name:Betalernes.vbs
Download: download sample
Signature GuLoader
File size:17'308 bytes
First seen:2026-09-11 00:24:29 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 384:d4mJm70JVdffzoFpHzkcqCNhVfgfIf6f7fshfbFfXfwfEf7zfyftzf9zfFzfsnf4:dZ5VdXwTpFIwiTshpPYs7L6tL9LFLsf4
TLSH T106720898DF415268A9074BF28C4FD576CA705AEA78220470AFACF1681D56B4C3A7C1FF
Magika powershell
Reporter threatcat_ch
Tags:GuLoader vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
69
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd lolbin
Verdict:
Malicious
File Type:
vbs
First seen:
2026-09-10T20:26:00Z UTC
Last seen:
2026-09-12T22:31:00Z UTC
Hits:
~1000
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
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
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: 1971714 Sample: Betalernes.vbs Startdate: 11/09/2026 Architecture: WINDOWS Score: 100 27 drive.usercontent.google.com 2->27 29 drive.google.com 2->29 43 Malicious sample detected (through community Yara rule) 2->43 45 Yara detected GuLoader 2->45 47 Sigma detected: WScript or CScript Dropper 2->47 49 Joe Sandbox ML detected suspicious sample 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 18 12->15         started        19 conhost.exe 12->19         started        21 cmd.exe 1 12->21         started        process8 dnsIp9 31 drive.google.com 142.250.190.238, 443, 49740 GOOGLE-GoogleLLCUS United States 15->31 33 drive.usercontent.google.com 142.251.40.225, 443, 49742 GOOGLE-GoogleLLCUS United States 15->33 35 Writes to foreign memory regions 15->35 37 Found suspicious powershell code related to unpacking or dynamic code loading 15->37 39 Hides threads from debuggers 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: 0.32 T1027 T1059.005 VBScript WScript.Shell
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2026-09-11 00:25:22 UTC
File Type:
Text (VBS)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
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

File information


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

Malspam

GuLoader

Visual Basic Script (vbs) vbs 169298ed649518bbc5a2dde2ee10ec51d034c34d3363b83e3aae0f66561e85c2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments