MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef. 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: 10


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

SHA256 hash: b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef
SHA3-384 hash: 2f88be2c959f04ea44fe273312798f0dc367fd218c43844228372f4a3c02648181efcc350f2f2ba3183b893e47cc667c
SHA1 hash: dc6baabd80adf82cade669cbc3faf9ef88842882
MD5 hash: 125fa6a7c5ad1ce06cbd4dbbdef29f1a
humanhash: virginia-indigo-illinois-salami
File name:EX770068372396.PDF.vbs
Download: download sample
File size:483'454 bytes
First seen:2026-04-15 07:54:16 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 192:JunSz43EDhEJzY2rrtUcgtPRbybybybE0PB1RN8FDbybybyb0jmo0PB1RN8pnSzv:rjopIw
TLSH T1FFA44C8F9966F7DFD80D11B9280DE89ACF4B40F387DA855D23282368F55C22D0E52DAD
Magika vba
Reporter abuse_ch
Tags:vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/61668/
Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69df44f6f68adfe10039fa4b
Tags:
n/a
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm fingerprint masquerade obfuscated powershell powershell
Link:
https://www.filescan.io/uploads/69df45555ea31bc68a2c303d/reports/d903ba5e-7b76-4cfc-a30f-aa37e5d4ea78/overview
Verdict:
Malicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef
Verdict:
Malicious
File Type:
vbs
First seen:
2026-04-14T11:01:00Z UTC
Last seen:
2026-04-16T21:05:00Z UTC
Hits:
~100
Detections:
Trojan.VBS.SAgent.sb Trojan.JS.SAgent.sb Trojan-Downloader.Agent.HTTP.C&C HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic
Link:
https://opentip.kaspersky.com/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1898544
Signature
.NET source code contains potential unpacker
Bypasses PowerShell execution policy
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates processes via WMI
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Uses an obfuscated file name to hide its real file extension (double extension)
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/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef/
Verdict:
Malicious
Threat:
Trojan.Agent.SAgent
Link:
https://tip.neiki.dev/file/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef
Threat name:
Script-WScript.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-04-15 01:18:26 UTC
File Type:
Text (VBS)
AV detection:
11 of 38 (28.95%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wgq37ohjf6p35xqoz64ypmlzru255za6mcu7asvkv55qr62pslxq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
execution
Link:
https://tria.ge/reports/260415-js5nkscs4w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
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/b1a1bfb8e92f9fbede0ecfb987b1798d35dee41e60a9f04aaaaf7b08fb4f92ef

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.

Cape
Cape
https://www.capesandbox.com/analysis/61668/

Comments