MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa1ce6d1e8a996289dc3ee9f7fa906319bfc9acf7ebf550870d07be40a118898. 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



XWorm


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: aa1ce6d1e8a996289dc3ee9f7fa906319bfc9acf7ebf550870d07be40a118898
SHA3-384 hash: ae915e5c6220421336494b2c37251b729fa7aae023de4d98cd1d30c7affd34edf0e696efd10d3cf631f700f79cf35b99
SHA1 hash: bee1ef356ed8db8049836809e921d5b7db5cc052
MD5 hash: 5077c7b3bca4be2a24a3df85ee8dafe1
humanhash: low-solar-pennsylvania-don
File name:Quotation.vbs
Download: download sample
Signature XWorm
File size:2'596'078 bytes
First seen:2026-06-30 10:46:13 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/csv
ssdeep 192:S33333333333333333333333333333333333333333333333333333333333333V:mRzUA
Threatray 1'728 similar samples on MalwareBazaar
TLSH T1D1C56DE191681D38E6397B540A69326B3CBD760DCE0E10D9A82E47720EE7781CFF574A
Magika txt
Reporter lowmal3
Tags:vbs xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
100
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
97.4%
Tags:
ransomware autorun shell sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
formbook obfuscated
Verdict:
Malicious
File Type:
text.utf8
First seen:
2026-06-30T06:06:00Z UTC
Last seen:
2026-07-02T08:57:00Z UTC
Hits:
~1000
Detections:
Trojan.VBS.SAgent.sb Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic
Result
Threat name:
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Drops VBS files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Copy file to startup via Powershell
Sigma detected: Drops script at startup location
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected XWorm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1935491 Sample: Quotation.vbs Startdate: 30/06/2026 Architecture: WINDOWS Score: 100 50 desentupidora.pro.br 2->50 52 www.google.com 2->52 54 3 other IPs or domains 2->54 74 Suricata IDS alerts for network traffic 2->74 76 Found malware configuration 2->76 78 Malicious sample detected (through community Yara rule) 2->78 80 15 other signatures 2->80 9 wscript.exe 2 1 2->9         started        12 powershell.exe 14 15 2->12         started        15 wscript.exe 2 1 2->15         started        signatures3 process4 dnsIp5 82 Suspicious powershell command line found 9->82 84 Wscript starts Powershell (via cmd or directly) 9->84 86 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->86 94 3 other signatures 9->94 17 powershell.exe 13 9->17         started        58 desentupidora.pro.br 108.179.193.124, 443, 49716, 49718 ORACLE-BMC-31898-OracleCorporationUS Brazil 12->58 88 Writes to foreign memory regions 12->88 90 Injects a PE file into a foreign processes 12->90 21 CasPol.exe 3 5 12->21         started        24 conhost.exe 12->24         started        92 Detected large data written to user environment variables, potentially indicating payload staging for fileless execution 15->92 26 powershell.exe 15->26         started        signatures6 process7 dnsIp8 44 C:\Users\...\Quotation.vbs:Zone.Identifier, ASCII 17->44 dropped 46 C:\Users\user\AppData\...\Quotation.vbs, CSV 17->46 dropped 60 Drops VBS files to the startup folder 17->60 62 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 17->62 28 conhost.exe 17->28         started        56 198.37.105.48, 2233, 49717 H4Y-TECHNOLOGIES-H4YTechnologiesLLCUS United States 21->56 64 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 21->64 66 Tries to harvest and steal browser information (history, passwords, etc) 21->66 68 Installs a global keyboard hook 21->68 31 CasPol.exe 21->31         started        33 csc.exe 4 21->33         started        70 Writes to foreign memory regions 26->70 72 Injects a PE file into a foreign processes 26->72 36 conhost.exe 26->36         started        38 CasPol.exe 3 26->38         started        file9 signatures10 process11 file12 96 Installs a global keyboard hook 28->96 98 Antivirus detection for dropped file 31->98 48 C:\Users\user\AppData\Local\Temp\CasPol.exe, PE32 33->48 dropped 40 conhost.exe 33->40         started        42 cvtres.exe 1 33->42         started        signatures13 process14
Verdict:
Malware
YARA:
2 match(es)
Tags:
Batch Command DeObfuscated Obfuscated PowerShell PowerShell Call Powershell: Hidden Execution Scripting.FileSystemObject T1059.005 VBScript WScript.Shell
Threat name:
Win32.Trojan.Qwexlafiba
Status:
Malicious
First seen:
2026-06-30 10:05:54 UTC
File Type:
Binary
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
execution
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Drops startup file
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.

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
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.

Malspam

XWorm

Visual Basic Script (vbs) vbs aa1ce6d1e8a996289dc3ee9f7fa906319bfc9acf7ebf550870d07be40a118898

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments