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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8bc6e7b3a5ab07b0180f5fcd5b4000a013363dc0b5f5dd5012aff3a0a2eabc8e. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments

SHA256 hash: 8bc6e7b3a5ab07b0180f5fcd5b4000a013363dc0b5f5dd5012aff3a0a2eabc8e
SHA3-384 hash: ac2527e3cbc5862bd4f4065226579c42050041fa15a13ee122d654ad38422791fe40c3617dd69d2c9fc60f94754c812d
SHA1 hash: 046410e0285dd3e95128a95d4c735c814643a2e4
MD5 hash: b5167682901583c6cdf938c1697bfde5
humanhash: nuts-emma-beryllium-mountain
File name:PO-086979-Production-009-2026.js
Download: download sample
Signature GuLoader
File size:25'664 bytes
First seen:2026-11-09 07:43:44 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:OiA1cGGXP6981DbYhCbYw1au3qCrmBzPSY6TsTrxFD5xLIA3do55O+msXYTZz2Mc:Ot1cNDdlGxF6gEYlzDzuivi
TLSH T102B26C588E4F9DB4CB0B26908C5B1D2DCED5521688A69841F1BFD3242706B5CEABC3DF
Magika javascript
Reporter ni_fi_701
Tags:GuLoader js

Intelligence


File Origin
# of uploads :
1
# of downloads :
64
Origin country :
AT AT
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
92.5%
Tags:
shell sage hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching a process
Deleting a recently created file
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Possible injection to a system process
Creating a file in the Windows directory
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
96 / 100
Signature
Creates processes via WMI
Found suspicious powershell code related to unpacking or dynamic code loading
JavaScript source code contains functionality to compute date of execution (likely for evasion)
JavaScript source code contains functionality to generate code involving a shell, file or stream
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
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Behaviour
Behavior Graph:
Verdict:
Malware
YARA:
3 match(es)
Tags:
Base64 Block Contains Base64 Block DeObfuscated PowerShell T1027 T1059.001
Threat name:
Script-JS.Trojan.Heuristic
Status:
Malicious
First seen:
2026-11-09 03:18:42 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 24 (37.50%)
Threat level:
  2/5
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:guloader defense_evasion discovery downloader execution privilege_escalation
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Badlisted process makes network request
Family: Guloader,Cloudeye
Process spawned unexpected child process
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:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information


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

Comments