MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d
SHA3-384 hash: 1969a9f5a8b4e6a540d608f2bb275576203f6a7f43d94d96b9edee24895da546f5e12f6991e2285601f537f3d134ea14
SHA1 hash: a3740af07f6feaeee5d7c55cf9db905da1916ade
MD5 hash: 570ff57dc66d32f82fa913d9b39f8103
humanhash: three-utah-mango-skylark
File name:PO 337050-bg.vbs
Download: download sample
Signature XWorm
Create hunting rule
File size:166'539 bytes
First seen:2025-10-23 08:27:29 UTC
Last seen:2025-10-24 13:18:49 UTC
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:3Uebrq2Hn3xgDyPXwweZkAk4IP5HKnps09A//j:3UeZHn3xgDyPXwweZJoX//j
TLSH T170F35FEE87AFB98D722973AD143F3E552054EB82D4700A2CA700D7E65CE05B95A3D34E
Magika vba
Reporter abuse_ch
Tags:vbs xworm

Intelligence

File Origin
# of uploads :
3
# of downloads :
76
Origin country :
SE SE
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/33849/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68f9e70aad6ce0f5ad40e90b
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Labled as:
VBS/TrojanDropper.Agent
Link:
https://www.hybrid-analysis.com/sample/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d
Verdict:
Malicious
File Type:
vbs
First seen:
2025-10-22T20:27:00Z UTC
Last seen:
2025-10-25T02:06:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d/results?tab=lookup
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1800444
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
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
Powershell drops PE file
Powershell is started from unusual location (likely to bypass HIPS)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Reads the Security eventlog
Reads the System eventlog
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential Startup Shortcut Persistence Via PowerShell.EXE
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
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 signatures2 2 Behavior Graph ID: 1800444 Sample: PO 337050-bg.vbs Startdate: 23/10/2025 Architecture: WINDOWS Score: 100 51 Suricata IDS alerts for network traffic 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 16 other signatures 2->57 9 wscript.exe 1 2->9         started        13 XWormClient.exe 25 2->13         started        15 XWormClient.exe 25 2->15         started        17 svchost.exe 1 1 2->17         started        process3 dnsIp4 45 C:\Users\Public\WaterStation.bat, ASCII 9->45 dropped 71 Wscript starts Powershell (via cmd or directly) 9->71 73 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->73 75 Suspicious execution chain found 9->75 77 Creates processes via WMI 9->77 20 cmd.exe 1 9->20         started        79 Powershell is started from unusual location (likely to bypass HIPS) 13->79 81 Reads the Security eventlog 13->81 83 Reads the System eventlog 13->83 23 conhost.exe 13->23         started        25 conhost.exe 15->25         started        47 127.0.0.1 unknown unknown 17->47 file5 signatures6 process7 signatures8 59 Suspicious powershell command line found 20->59 61 Wscript starts Powershell (via cmd or directly) 20->61 27 cmd.exe 1 20->27         started        29 conhost.exe 20->29         started        process9 process10 31 cmd.exe 2 27->31         started        signatures11 85 Suspicious powershell command line found 31->85 87 Wscript starts Powershell (via cmd or directly) 31->87 34 powershell.exe 2 32 31->34         started        39 conhost.exe 31->39         started        process12 dnsIp13 49 203.202.232.225, 1414, 49690 ACCESSSMART-ASAccessSmartSolutionsIndiaPvtLtdIN India 34->49 41 C:\Users\user\AppData\...\XWormClient.exe, PE32+ 34->41 dropped 43 C:\Users\user\AppData\...\XWormClient.lnk, MS 34->43 dropped 63 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 34->63 65 Found suspicious powershell code related to unpacking or dynamic code loading 34->65 67 Loading BitLocker PowerShell Module 34->67 69 Powershell drops PE file 34->69 file14 signatures15
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d
Verdict:
Malware
YARA:
2 match(es)
Tags:
DeObfuscated PowerShell Scripting.FileSystemObject VBScript
Link:
https://app.malva.re/file/570ff57dc66d32f82fa913d9b39f8103
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-10-23 03:14:51 UTC
File Type:
Text (VBS)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j7c5waxvkwry7y5acu7b67mcmh6fiwu2y6rjkgsfld2vogzakmoq._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection execution persistence rat trojan
Link:
https://tria.ge/reports/251023-kek8fsan3v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Accesses Microsoft Outlook profiles
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Drops startup file
Executes dropped EXE
Loads dropped DLL
Badlisted process makes network request
Detect Xworm Payload
Process spawned unexpected child process
Xworm
Xworm family
Malware Config
C2 Extraction:
203.202.232.225:1414
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4fc5db02f555/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/4fc5db02f555a38fe3a0153e1f7d8261fc545a9ac7a2951a4558f5571b20531d

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.

Cape
Cape
https://www.capesandbox.com/analysis/33849/

Comments