MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb
SHA3-384 hash: 03adb06c4054332291ebfddf81d192327c7c20b236d6dc94c288580d3730c408121df67879d7958aa963a885f96b8fe4
SHA1 hash: 6b730ab6b7f7fd422e63ad2bc85a0d71e7230750
MD5 hash: dbb8c8935b39160c6e16fb7ce21ac59a
humanhash: july-connecticut-hot-utah
File name:defender.vbs
Download: download sample
File size:602'937 bytes
First seen:2025-04-19 11:18:56 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:0IIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzIIIIzII7:8z
TLSH T177D40268D2DEFA841B15F3C6AE59D9C01DB6273BDDC050786DEB861EF0300966AF0DA4
Magika vba
Reporter abuse_ch
Tags:vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/2984/
Detection(s):
SecuriteInfo.com.VBS.Agent.BXM.tr.8334.28833.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=680386c0280f5f89a0d1fa97
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive powershell
Link:
https://www.filescan.io/uploads/680386bc90767142c3dba9d9/reports/eeffc431-4cad-4eee-9ae7-664f3ee93582/overview
Verdict:
Suspicious
Labled as:
VBS/Agent.BYY
Link:
https://www.hybrid-analysis.com/sample/187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1669135
Signature
Found suspicious powershell code related to unpacking or dynamic code loading
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: WScript or CScript Dropper
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:
66%
Verdict:
Susipicious
File Type:
SCRIPT
Link:
https://malprob.io/report/187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb/
Threat name:
Script-WScript.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-04-18 18:01:45 UTC
File Type:
Binary
AV detection:
6 of 24 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=db6zxrn7zrmxzxdd4rimcyusc23ovk4a7phob7cf5p33o3oacg5q._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/250419-ne1jxstzgs/
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
Blocklisted 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/187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb

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:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique

File information

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

Web download

Visual Basic Script (vbs) vbs 187d9bc5bfcc597cdc63e450c1629216b6eaab80fbcee0fc45ebf7b76dc011bb

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/2984/
  
URLhaus
https://urlhaus.abuse.ch/url/3517168/
  
Delivery method
Distributed via web download

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