MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56. 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: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56
SHA3-384 hash: 4e78d60e751c67021cb71ce2cbcb6e05bafc5695983f174b58d887c1b6b0bcfb19201054d308d4526e0d1c8bf8f289e0
SHA1 hash: 4a06ed41e862cd355c888809c26a03a51c44a13a
MD5 hash: 3c3b7d160b25badae7eea6a72c951e5c
humanhash: neptune-yankee-butter-robert
File name:PURCHASE ORDER_99373_IMG.vbs
Download: download sample
Signature XWorm
Create hunting rule
File size:126'622 bytes
First seen:2025-10-30 08:23:58 UTC
Last seen:2025-10-30 09:19:05 UTC
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:TG6Szfdp7cPocGRwlbhu4Nheay41B+zBlg2HESamxy1LfbjBSXBBoCNx5JtS71cL:TGt5pmofusk6lS0YQPBSaJhd78T/Ad
Threatray 1'382 similar samples on MalwareBazaar
TLSH T128C3D63DCD66F8F4431DF097D0B9270220DC8AA2F76D2A7C8D549B798DA5058FB36198
Magika vba
Reporter cocaman
Tags:vbs xworm

Intelligence

File Origin
# of uploads :
4
# of downloads :
72
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/34740/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=690320ba706befaf4eca3ec1
Tags:
obfuscate autorun xtreme shell
Verdict:
Malicious
Labled as:
Trojan.Script.Dropper
Link:
https://www.hybrid-analysis.com/sample/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56
Verdict:
Malicious
File Type:
vbs
First seen:
2025-10-30T05:11:00Z UTC
Last seen:
2025-11-01T04:28:00Z UTC
Hits:
~100
Detections:
HEUR:Trojan.PowerShell.Tesre.sb HEUR:Trojan-Downloader.Script.Generic PDM:Trojan.Win32.Generic Trojan.JS.SAgent.sb HEUR:Trojan.VBS.SAgent.gen HEUR:Trojan.Script.Generic Backdoor.Agent.TCP.C&C Trojan-Downloader.JS.Cryptoload.sb Trojan.BAT.Agent.sb HEUR:Trojan.BAT.Tesre.gen Trojan.PowerShell.AmsiBypass.sb
Link:
https://opentip.kaspersky.com/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56/results?tab=lookup
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1805039
Signature
.NET source code contains a sample name check
.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
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Drops script or batch files to the startup folder
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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 has a suspicious name (potential lure to open the executable)
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Drops script at startup location
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded IEX Cmdlet
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Uses the Telegram API (likely for C&C communication)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1805039 Sample: PURCHASE ORDER_99373_IMG.vbs Startdate: 30/10/2025 Architecture: WINDOWS Score: 100 100 api.telegram.org 2->100 108 Suricata IDS alerts for network traffic 2->108 110 Found malware configuration 2->110 112 Malicious sample detected (through community Yara rule) 2->112 116 17 other signatures 2->116 10 wscript.exe 1 2->10         started        14 cmd.exe 1 2->14         started        16 cmd.exe 1 2->16         started        18 5 other processes 2->18 signatures3 114 Uses the Telegram API (likely for C&C communication) 100->114 process4 dnsIp5 84 C:\Users\Public\OatsBuilding.bat, ASCII 10->84 dropped 126 Wscript starts Powershell (via cmd or directly) 10->126 128 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->128 130 Suspicious execution chain found 10->130 132 Creates processes via WMI 10->132 21 cmd.exe 1 10->21         started        24 cmd.exe 1 14->24         started        26 conhost.exe 14->26         started        28 cmd.exe 1 16->28         started        30 conhost.exe 16->30         started        102 127.0.0.1 unknown unknown 18->102 32 cmd.exe 1 18->32         started        34 cmd.exe 18->34         started        36 cmd.exe 18->36         started        38 5 other processes 18->38 file6 signatures7 process8 signatures9 118 Suspicious powershell command line found 21->118 120 Wscript starts Powershell (via cmd or directly) 21->120 40 cmd.exe 1 21->40         started        42 conhost.exe 21->42         started        44 cmd.exe 1 24->44         started        47 cmd.exe 1 28->47         started        49 cmd.exe 1 32->49         started        51 cmd.exe 34->51         started        53 cmd.exe 36->53         started        55 cmd.exe 38->55         started        process10 signatures11 57 cmd.exe 2 40->57         started        69 2 other processes 44->69 134 Suspicious powershell command line found 47->134 136 Wscript starts Powershell (via cmd or directly) 47->136 60 powershell.exe 47->60         started        63 conhost.exe 47->63         started        65 powershell.exe 49->65         started        67 conhost.exe 49->67         started        71 2 other processes 51->71 73 2 other processes 53->73 75 2 other processes 55->75 process12 file13 122 Suspicious powershell command line found 57->122 124 Wscript starts Powershell (via cmd or directly) 57->124 77 powershell.exe 15 29 57->77         started        82 conhost.exe 57->82         started        86 C:\Users\user\AppData\Roaming\...\936e.bat, ASCII 60->86 dropped 88 C:\Users\user\AppData\Roaming\...\f029.bat, ASCII 65->88 dropped 90 C:\Users\user\AppData\Roaming\...\4d0b.bat, ASCII 69->90 dropped 92 C:\Users\user\AppData\Roaming\...\15c4.bat, ASCII 71->92 dropped 94 C:\Users\user\AppData\Roaming\...\13a4.bat, ASCII 73->94 dropped 96 C:\Users\user\AppData\Roaming\...\f242.bat, ASCII 75->96 dropped signatures14 process15 dnsIp16 104 31.40.204.73, 1414, 49722 CMCSUS Turkey 77->104 106 api.telegram.org 149.154.167.220, 443, 49721 TELEGRAMRU United Kingdom 77->106 98 C:\Users\user\AppData\Roaming\...\1ddd.bat, ASCII 77->98 dropped 138 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 77->138 140 Drops script or batch files to the startup folder 77->140 142 Found suspicious powershell code related to unpacking or dynamic code loading 77->142 144 Loading BitLocker PowerShell Module 77->144 file17 signatures18
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56
Verdict:
Malware
YARA:
2 match(es)
Tags:
Base64 Block Contains Base64 Block DeObfuscated Obfuscated PowerShell Scripting.FileSystemObject T1059.005 VBScript
Link:
https://app.malva.re/file/3c3b7d160b25badae7eea6a72c951e5c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56
Threat name:
Win32.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2025-10-30 08:24:34 UTC
File Type:
Text (VBS)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jkma4obfpoo36dq76r6d7lxzbvrof7g3my72cqqxgx32zzrzjjla._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
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error
XWorm
+ 1'372 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution rat trojan
Link:
https://tria.ge/reports/251030-kazkaaxmhz/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Drops startup file
Badlisted process makes network request
Detect Xworm Payload
Process spawned unexpected child process
Xworm
Xworm family
Malware Config
C2 Extraction:
31.40.204.73:1414
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4a980e38257b/report/overview.html
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/4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56

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:Sus_CMD_Powershell_Usage
Create hunting rule
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.

Malspam

XWorm

zip f11c13bd9488ae8c237723e13b97eafa35008b6d251eff84ad6df33fad15f076

XWorm

Visual Basic Script (vbs) vbs 4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f11c13bd9488ae8c237723e13b97eafa35008b6d251eff84ad6df33fad15f076
Cape
Cape
https://www.capesandbox.com/analysis/34740/
  
Dropped by
MD5 d00fca6e671373d865bdd7bc0ad461ff

Comments