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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4824713433a3fc0db0d80b5a0be004909fa02b7927e020e97e03feb0402c12f. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: e4824713433a3fc0db0d80b5a0be004909fa02b7927e020e97e03feb0402c12f
SHA3-384 hash: c0d8b87a446d1305dd40a459207510ad7639b27c0fe1a6a5d29ecfa0d508cb08dbd332a67b46202b473115630a2bfb03
SHA1 hash: bd8ff2eebecdd1f5d47e54dfa4c28a46007d062a
MD5 hash: 0bbf3db03e5fa3958cde36eb86de62e7
humanhash: purple-purple-oranges-football
File name:rRichiestapreventivo_n__38878_202602111259_pdf.bat
Download: download sample
Signature GuLoader
File size:2'863 bytes
First seen:2026-02-11 10:00:07 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/plain
ssdeep 48:bnCR8hSzMNKFVTJQEb0OmGCDg2gMD/2nwy/K2FH0JmIn+fqbtpr/jWrAOGqlv7uh:bnV01FVTaEb0LtgS+n/K2FHIJprrWrA1
Threatray 2'563 similar samples on MalwareBazaar
TLSH T1E751D8FE3771C1B7D92B6CD596AC5109443F5C3B3432262C028AF648E43914A85DCBBA
Magika powershell
Reporter FXOLabs
Tags:bat GuLoader

Intelligence


File Origin
# of uploads :
1
# of downloads :
109
Origin country :
BR BR
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
RFQ_ZOLL_CARIGALI_226-0000202602112026_pdf.bat
Verdict:
Malicious activity
Analysis date:
2026-02-11 09:37:58 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
Sending a custom TCP request
DNS request
Connection attempt
Creating a file in the %AppData% directory
Using the Windows Management Instrumentation requests
Creating a process with a hidden window
Verdict:
Malicious
File Type:
ps1
First seen:
2026-02-11T00:55:00Z UTC
Last seen:
2026-02-13T05:06:00Z UTC
Hits:
~1000
Detections:
HEUR:Trojan.BAT.Obfuscated.gen HEUR:Trojan.Script.Generic
Threat name:
Script-PowerShell.Trojan.GuLoader
Status:
Malicious
First seen:
2026-02-11 04:53:18 UTC
File Type:
Text (Batch)
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Result
Malware family:
vipkeylogger
Score:
  10/10
Tags:
family:guloader family:vipkeylogger collection discovery downloader execution keylogger persistence privilege_escalation stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Event Triggered Execution: Installer Packages
Program crash
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Contacts third-party web service commonly abused for C2
Looks up external IP address via web service
Use of msiexec (install) with remote resource
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Guloader family
Guloader,Cloudeye
VIPKeylogger
Vipkeylogger family
Malware family:
VIPKeylogger
Verdict:
Malicious
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.

Malspam

GuLoader

Batch (bat) bat e4824713433a3fc0db0d80b5a0be004909fa02b7927e020e97e03feb0402c12f

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments