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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1
SHA3-384 hash: 18a8487787fcb296e0ee3afca5011a03cf1569cf6ba199c6b8ee53b0b58354bd82ea0183c42f00e3536f6cf5f4a7ae56
SHA1 hash: 4e8a114d64790410ad6e71263d902f46bb6c5ea6
MD5 hash: 0d7a31ad4b18e2ae6dd3b1fdcb9676f9
humanhash: one-four-single-utah
File name:20260916-000581.js
Download: download sample
Signature GuLoader
Create hunting rule
File size:33'615 bytes
First seen:2026-09-17 13:25:23 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:Wb99790hgLurZNbCx/8p/6eSG2zhbKEgnZDBYz5+tKBjn6qAP:W997OxZNbCxkp/6elCuEgZtYz8tKBeqo
TLSH T107E22AB0CA160577CBD6BA5DD8EC06314A9C4532881245F0F9A9933FA14799CFB7E0EB
Magika javascript
Reporter abuse_ch
Tags:GuLoader js

Intelligence

File Origin
# of uploads :
1
# of downloads :
147
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
repaired
Link:
https://www.filescan.io/uploads/6aabea53a3c6bc6a1386a5ec/reports/1a20f8e4-d988-4ca6-8250-d6368825c517/overview
Verdict:
Malicious
Labled as:
Trojan_Script_Wacatac_B_ml
Link:
https://www.hybrid-analysis.com/sample/de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1
Verdict:
Malicious
File Type:
js
First seen:
2026-09-16T04:57:00Z UTC
Last seen:
2026-09-17T10:12:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.expl.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1974259
Signature
Creates processes via WMI
Found suspicious powershell code related to unpacking or dynamic code loading
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
Performs DNS queries to domains with low reputation
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:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-09-16 07:41:45 UTC
File Type:
Text (JavaScript)
AV detection:
6 of 36 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=32n2lpdb5vlshn6h7x6us7dxp26kgqaoqy4t2fljbyfbn6udblqq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution
Link:
https://tria.ge/reports/260917-qn57wavt5l/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Drops file in Windows directory
Badlisted process makes network request
Process spawned unexpected child process
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/de9ba5bc61ed5723b7c7fdfd497c777ebca3400e86393d15690e0a16fa830ae1

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
Create hunting rule
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