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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcd8da7d64bd4991084ee977b7379a46039384c8cb23dcaa828c7a45fbd8c35c. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments

SHA256 hash: bcd8da7d64bd4991084ee977b7379a46039384c8cb23dcaa828c7a45fbd8c35c
SHA3-384 hash: d85e405e1f4960c50be5446e9cdb792a994b2dfa5df9c62742d486b03b3a5fbf1290e285f5e00823b34d4113752ff2ea
SHA1 hash: 53a68869efcfd21595fe91c0864f3a7cf79e9419
MD5 hash: 3e264cb094c604d4a4184cb4ad4c5964
humanhash: seven-mars-fanta-mississippi
File name:Quotation.vbs
Download: download sample
Signature XWorm
File size:2'507'912 bytes
First seen:2026-03-25 12:21:14 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/csv
ssdeep 48:4WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWN:2A0dd8U8JxJhHQFUPUTsdB6db4DDmaM
TLSH T1F8C5046C27A224F30A106BD4DD5A345EBA3EEEDBFF8421760AF40353056C69D61E99C3
Magika txt
Reporter lowmal3
Tags:vbs xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.9%
Tags:
agenttesla lien
Verdict:
Malicious
File Type:
text.utf8
First seen:
2026-03-25T05:08:00Z UTC
Last seen:
2026-03-26T06:19:00Z UTC
Hits:
~10000
Detections:
Trojan.VBS.SAgent.sb Trojan.JS.SAgent.sb HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.VBS.SAgent.gen HEUR:Trojan.Script.Generic
Result
Threat name:
AgentTesla, XWorm
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Creates processes via WMI
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1888873 Sample: Quotation.vbs Startdate: 25/03/2026 Architecture: WINDOWS Score: 100 44 keyauth.win 2->44 46 ip-api.com 2->46 48 chinasite.com.br 2->48 54 Suricata IDS alerts for network traffic 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 14 other signatures 2->60 10 wscript.exe 1 2->10         started        signatures3 process4 signatures5 78 Suspicious powershell command line found 10->78 80 Wscript starts Powershell (via cmd or directly) 10->80 82 Bypasses PowerShell execution policy 10->82 84 3 other signatures 10->84 13 powershell.exe 14 15 10->13         started        process6 dnsIp7 50 chinasite.com.br 46.202.196.105, 443, 49718 AS6877UA Ukraine 13->50 52 172.245.95.24, 49721, 80 AS-COLOCROSSINGUS United States 13->52 86 Writes to foreign memory regions 13->86 88 Injects a PE file into a foreign processes 13->88 90 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 13->90 17 CasPol.exe 18 7 13->17         started        22 conhost.exe 13->22         started        signatures8 process9 dnsIp10 40 192.154.241.18, 3333, 49725 COGECO-PEER1CA United States 17->40 42 ip-api.com 208.95.112.1, 49727, 49728, 80 TUT-ASUS United States 17->42 36 C:\Users\user\AppData\Local\Temp\lkerzt.exe, PE32 17->36 dropped 62 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 17->62 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->64 66 Tries to steal Mail credentials (via file / registry access) 17->66 68 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 17->68 24 lkerzt.exe 14 2 17->24         started        27 csc.exe 4 17->27         started        30 CasPol.exe 17->30         started        file11 signatures12 process13 file14 70 Antivirus detection for dropped file 24->70 72 Multi AV Scanner detection for dropped file 24->72 74 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 24->74 76 3 other signatures 24->76 38 C:\Users\user\AppData\Local\Temp\CasPol.exe, PE32 27->38 dropped 32 conhost.exe 27->32         started        34 cvtres.exe 1 27->34         started        signatures15 process16
Gathering data
Threat name:
Win32.Trojan.Yomal
Status:
Malicious
First seen:
2026-03-25 09:24:05 UTC
File Type:
Binary
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:agenttesla family:xworm discovery execution keylogger rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
Detect Xworm Payload
Process spawned unexpected child process
Xworm
Xworm family
Malware Config
C2 Extraction:
192.154.241.18:3333
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 bcd8da7d64bd4991084ee977b7379a46039384c8cb23dcaa828c7a45fbd8c35c

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments