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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202
SHA3-384 hash: b2f24bd58324178f108d18919c510d2bc82aaa6fc4b15cefbadadda7a529b0dc83aa3f1f30602b9916e823456848857c
SHA1 hash: 725728d37ce6cf9194f8bd281f2a8d21710f887e
MD5 hash: c9d18d52d8fcda2e750c8e838dd26d31
humanhash: stream-friend-quebec-double
File name:DD_ 4500047815.vbs
Download: download sample
Signature GuLoader
Create hunting rule
File size:16'315 bytes
First seen:2025-09-18 07:16:39 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 384:XTe67GuhcFtpSEzqGZokweEvm0UDdWGufG2Xa:XTt7sl1zf+hBYDdWGt2Xa
TLSH T1EF72EE3DA454EFF40B6F22F5119B3E1620A0D722B935DE7DB8DA81643F222518FA50ED
Magika vba
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
SE SE
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/28109/
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68cbb24188b954439247aab1
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 obfuscated obfuscated powershell
Link:
https://www.filescan.io/uploads/68cbb330dbc6f5a29c4b564c/reports/16f4e2c6-4d3b-4339-9ef4-58463c7f42ad/overview
Verdict:
Malicious
Labled as:
VBS/Agent.TGD trojan
Link:
https://www.hybrid-analysis.com/sample/a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202
Verdict:
Malicious
File Type:
vbs
First seen:
2025-09-17T07:53:00Z UTC
Last seen:
2025-09-17T07:53:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1779832
Signature
Antivirus detection for URL or domain
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell Decrypt And Execute Base64 Data
Sigma detected: Suspicious PowerShell IEX Execution Patterns
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202
Verdict:
inconclusive
YARA:
1 match(es)
Link:
https://app.malva.re/file/c9d18d52d8fcda2e750c8e838dd26d31
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202/
Threat name:
Script-WScript.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2025-09-17 12:58:36 UTC
File Type:
Text (VBS)
AV detection:
12 of 37 (32.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ugqzt4tq467joq2xeoonqhvvrbjnjgbs7wkg7h3bwbp373mjmiba._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/250918-h7c2fayjx3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Command and Scripting Interpreter: PowerShell
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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a1a199f270e7be974357239cd81eb58852d49832fd946f9f61b05fbfed896202

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.

Cape
Cape
https://www.capesandbox.com/analysis/28109/

Comments