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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f3ee0a4f9fbbbf7bf916021e4b189e22e28b7ca66ccfbac8ad297ff3e8e840d. 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: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: 7f3ee0a4f9fbbbf7bf916021e4b189e22e28b7ca66ccfbac8ad297ff3e8e840d
SHA3-384 hash: 79311d9c3a4b3a0875996a5b320c92ec741814a02f79119aca142dc9192e15ad458f2e22f77292eed56fa34f22e5192f
SHA1 hash: 56ca740414b1b652c7879bae9b69512203ee2ad5
MD5 hash: be7bb7de213cab69723c9b1c3c717b88
humanhash: football-fruit-massachusetts-arkansas
File name:INVOICE_2026_08.vbs
Download: download sample
Signature XWorm
File size:5'162'744 bytes
First seen:2026-09-30 08:29:49 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:2yR53S3Rm6oj6c4OB9ic16wWWEagLjOsQpC2HAc5saerJi1dMjv+VPXdLuCmPS7B:UQh
TLSH T171365E8BC332705941DE66D27E9F173E9A7F04928D2A350B3B2494AADCD2DC25B077C6
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika vba
Reporter abuse_ch
Tags:vbs xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
89
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Verdict:
Malicious
File Type:
text
First seen:
2026-09-29T20:39:00Z UTC
Last seen:
2026-09-30T15:08:00Z UTC
Hits:
~100
Result
Threat name:
Clipboard Hijacker, Sirius Rat, XWorm
Detection:
malicious
Classification:
rans.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
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Contains functionality to start a terminal service
Creates processes via WMI
Deletes shadow drive data (may be related to ransomware)
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Powershell connects to network
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: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: Potentially Suspicious Malware Callback Communication
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Environment Variable Has Been Registered
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to access browser extension known for cryptocurrency wallets
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, 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 reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected Clipboard Hijacker
Yara detected Generic Stealer
Yara detected Sirius Rat
Yara detected XWorm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1979853 Sample: INVOICE_2026_08.vbs Startdate: 30/09/2026 Architecture: WINDOWS Score: 100 61 bumcoinc.site 2->61 63 keyauth.win 2->63 65 ip-api.com 2->65 75 Suricata IDS alerts for network traffic 2->75 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 26 other signatures 2->81 10 powershell.exe 14 7 2->10         started        14 wscript.exe 6 1 2->14         started        signatures3 process4 dnsIp5 69 138.124.62.81, 49708, 80 GCS-ASGB Spain 10->69 101 Found many strings related to Crypto-Wallets (likely being stolen) 10->101 103 Writes to foreign memory regions 10->103 105 Allocates memory in foreign processes 10->105 113 3 other signatures 10->113 16 CasPol.exe 4 9 10->16         started        21 conhost.exe 10->21         started        107 Suspicious powershell command line found 14->107 109 Wscript starts Powershell (via cmd or directly) 14->109 111 Windows Scripting host queries suspicious COM object (likely to drop second stage) 14->111 115 4 other signatures 14->115 23 powershell.exe 7 14->23         started        signatures6 process7 dnsIp8 59 31.40.204.71, 49712, 49715, 777 WHITELABELUS Turkey 16->59 53 C:\ProgramData\scvost.exe, PE32 16->53 dropped 55 C:\Users\user\AppData\Local\Temp\nwukhl.vbs, Unicode 16->55 dropped 73 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 16->73 25 wscript.exe 16->25         started        28 CasPol.exe 16->28         started        30 csc.exe 16->30         started        33 conhost.exe 23->33         started        file9 signatures10 process11 file12 91 Suspicious powershell command line found 25->91 93 Wscript starts Powershell (via cmd or directly) 25->93 95 Windows Scripting host queries suspicious COM object (likely to drop second stage) 25->95 99 3 other signatures 25->99 35 powershell.exe 25->35         started        39 powershell.exe 25->39         started        97 Antivirus detection for dropped file 28->97 57 C:\Users\user\AppData\Local\Temp\CasPol.exe, PE32 30->57 dropped 41 conhost.exe 30->41         started        43 cvtres.exe 30->43         started        signatures13 process14 dnsIp15 67 bumcoinc.site 102.68.98.148, 443, 49713 HA-VPS-NETZA South Africa 35->67 83 Contains functionality to start a terminal service 35->83 85 Contains functionality to hide user accounts 35->85 87 Found many strings related to Crypto-Wallets (likely being stolen) 35->87 89 6 other signatures 35->89 45 CasPol.exe 35->45         started        49 conhost.exe 35->49         started        51 conhost.exe 39->51         started        signatures16 process17 dnsIp18 71 ip-api.com 208.95.112.1, 49714, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 45->71 117 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 45->117 119 Contains functionality to start a terminal service 45->119 121 Contains functionality to hide user accounts 45->121 123 4 other signatures 45->123 signatures19
Gathering data
Threat name:
Binary.Trojan.Generic
Status:
Suspicious
First seen:
2026-09-30 00:56:56 UTC
File Type:
Binary
AV detection:
6 of 24 (25.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:siriusrat family:xworm collection discovery execution persistence privilege_escalation rat trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Enumerates connected drives
Checks computer location settings
Creates a file in the Startup directory
Executes dropped EXE
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Detects SiriusRAT
Family: SiriusRAT
Family: Xworm
Process spawned unexpected child process
Malware Config
C2 Extraction:
31.40.204.71:9876
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments