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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f
SHA3-384 hash: 0ad655d47ade96000a5d0daab839f0217320ec05aea7ceb3ebbdca6723cbbba3918d1a092427cb3d74b3e0d67f7ce118
SHA1 hash: 3ec3174e3248cbaabacaa331df7dced1b55ab222
MD5 hash: 647173520421fd0783da22006a2ef75c
humanhash: maine-mango-idaho-muppet
File name:PO_25799.vbe
Download: download sample
Signature GuLoader
Create hunting rule
File size:383'546 bytes
First seen:2026-10-14 15:17:10 UTC
Last seen:2026-10-14 15:19:09 UTC
File type:Visual Basic Script (vbe) vbe
MIME type:text/plain
ssdeep 6144:3OUrFAOT8jBP18CRl7uGzuaFjPcFipg+rlKnopft7Qswt7uUHpC16ljM6TAyp:3Orll6GzuhQnplshV9
TLSH T1E0845B20ED3406694F471BA9FDA50B628ABD8609562650F1FEEE030D61065FCE3FE768
Magika txt
Reporter TomU
Tags:GuLoader vbe

Intelligence

File Origin
# of uploads :
2
# of downloads :
61
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad14c0d6f551121ba165a56
Tags:
virus agent sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd downloader lolbin
Link:
https://www.filescan.io/uploads/6acf9d2361fb566b5b65cb88/reports/d4a4b9de-e2e0-44be-b779-cd845cf2dda6/overview
Verdict:
Malicious
Labled as:
GT:VB.Phishing.51
Link:
https://www.hybrid-analysis.com/sample/f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f
Verdict:
Malicious
File Type:
vbs
First seen:
2026-09-16T18:46:00Z UTC
Last seen:
2026-10-16T06:44:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f/results?tab=lookup
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f
Verdict:
Malware
YARA:
2 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated SOS: 0.31 T1027 T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/647173520421fd0783da22006a2ef75c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f/
Threat name:
Script-WScript.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2026-09-17 01:05:05 UTC
File Type:
Text (VBS)
AV detection:
10 of 23 (43.48%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6bknqsg3uv43fnqhqqhymedzk5jjydxd76v2xpo4p7e3l3tnwz7q._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost defense_evasion discovery execution privilege_escalation rat
Link:
https://tria.ge/reports/261014-spc9latx8l/
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 NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
Family: Remcos
Malware Config
C2 Extraction:
103.83.86.178:2404
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f054d848dba5/report/overview.html
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/f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f

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:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
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.

Malspam

GuLoader

Visual Basic Script (vbe) vbe f054d848dba579b2b607840f86107957529c0ee3ffababbddc7fc9b5ee6db67f

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments