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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c07ddbc7f72a1750c58cc99f793cd555b3da121f9e15f653a5cede4dad0006c4. 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 2 File information Comments

SHA256 hash: c07ddbc7f72a1750c58cc99f793cd555b3da121f9e15f653a5cede4dad0006c4
SHA3-384 hash: bb8009bddaa6204a0ae9beccf209eae4f8336c262663529f4649f0851d4444fcd2020bac59761d9919445141c78d89e1
SHA1 hash: a56bc4365cd87f8273ed2e3f487faddbedc8a1fb
MD5 hash: 5666aa56d66a9eb090b26650ee07f63d
humanhash: eight-ten-florida-nebraska
File name:cotizacin.vbs
Download: download sample
Signature XWorm
File size:2'151'068 bytes
First seen:2026-06-23 08:01:07 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/csv
ssdeep 384:x6Bvpc57ebfSbRF5A3exXn5RaUxRkNso4:uSo4
TLSH T132A514626948A2EAD68F40513DC858C13D4F2B38F5DFBCA6CC414DD0B942A95BFD34BA
Magika txt
Reporter abuse_ch
Tags:vbs xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
112
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.9%
Tags:
agenttesla autorun
Verdict:
Malicious
File Type:
text.utf8
First seen:
2026-06-22T07:50:00Z UTC
Last seen:
2026-06-25T06:35:00Z UTC
Hits:
~1000
Detections:
Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic Trojan.VBS.SAgent.sb
Result
Threat name:
Detection:
malicious
Classification:
spre.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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates processes via WMI
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: Potential PowerShell Command Line Obfuscation
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
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: 1932380 Sample: cotizacin.vbs Startdate: 23/06/2026 Architecture: WINDOWS Score: 100 38 brenmayasociados.com 2->38 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 19 other signatures 2->60 8 wscript.exe 1 2->8         started        11 powershell.exe 14 15 2->11         started        14 wscript.exe 1 2->14         started        signatures3 process4 dnsIp5 62 Suspicious powershell command line found 8->62 64 Wscript starts Powershell (via cmd or directly) 8->64 66 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->66 72 3 other signatures 8->72 16 powershell.exe 13 8->16         started        42 brenmayasociados.com 50.87.145.2, 443, 49696, 49697 ORACLE-BMC-31898-OracleCorporationUS United States 11->42 68 Writes to foreign memory regions 11->68 70 Injects a PE file into a foreign processes 11->70 20 CasPol.exe 4 11->20         started        23 conhost.exe 11->23         started        25 powershell.exe 14->25         started        signatures6 process7 dnsIp8 34 C:\Users\...\cotizacin.vbs:Zone.Identifier, ASCII 16->34 dropped 36 C:\Users\user\AppData\...\cotizacin.vbs, CSV 16->36 dropped 44 Drops VBS files to the startup folder 16->44 27 conhost.exe 16->27         started        40 203.202.232.149, 2222, 49706 WHITELABELUS Turkey 20->40 46 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 20->46 48 Installs a global keyboard hook 20->48 50 Writes to foreign memory regions 25->50 52 Injects a PE file into a foreign processes 25->52 30 conhost.exe 25->30         started        32 CasPol.exe 3 25->32         started        file9 signatures10 process11 signatures12 74 Installs a global keyboard hook 27->74
Gathering data
Threat name:
Win32.Backdoor.FormBook
Status:
Malicious
First seen:
2026-06-22 17:40:40 UTC
File Type:
Binary
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xworm discovery execution rat trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Family: Xworm
Process spawned unexpected child process
Malware Config
C2 Extraction:
203.202.232.149:2222
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
Rule name:Sus_CMD_Powershell_Usage
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.

Comments