MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e66d3ba10e59b088330cdc61b78d4116092087c64014bd8527097f9949fcbd1e. 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: 11
| SHA256 hash: | e66d3ba10e59b088330cdc61b78d4116092087c64014bd8527097f9949fcbd1e |
|---|---|
| SHA3-384 hash: | e5a3a5457e4ea79f1c611827b8770e3d96ca4d87a6ce7c93932043b13e291edb93c20823d259501fb7bdf41b449c2efd |
| SHA1 hash: | febd663b48a0a135645f2ab3a3fd2809738e91ed |
| MD5 hash: | 92d6353be83f77065b7fb16311f347ae |
| humanhash: | low-violet-alpha-thirteen |
| File name: | invoice.js |
| Download: | download sample |
| Signature | XWorm |
| File size: | 1'347'887 bytes |
| First seen: | 2026-01-16 16:33:26 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 192:qqeW47poR2R0Gj7JfIf8+q43xDSOt3w2Z7QjKX3Vg2I:qqeW47poYR0Gj7JfCVq43xDSswUQs1I |
| Threatray | 2'260 similar samples on MalwareBazaar |
| TLSH | T1DD5580041FA65AA417541EA353E1AFC7BE32011FB26B2D4C2269ACFF5C1D11BD3A31B9 |
| Magika | javascript |
| Reporter |  abuse_ch |
| Tags: | js xworm |
Intelligence
File Origin
# of uploads :
1
# of downloads :
114
Origin country :
SEVendor Threat Intelligence
No detections
Verdict:
Clean
Score:
99.9%
Tags:
n/a
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm base64 base64 evasive fingerprint masquerade obfuscated obfuscated overlay powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-01-15T15:42:00Z UTC
Last seen:
2026-01-17T12:48:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates processes via WMI
Found malware configuration
Injects a PE file into a foreign processes
JavaScript source code contains functionality to generate code involving a shell, file or stream
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
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: New RUN Key Pointing to Suspicious Folder
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Reflective Assembly Load
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
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 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:
Score:
39%
Verdict:
Susipicious
File Type:
SCRIPT
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Threat name:
Script-JS.Backdoor.Xworm
Status:
Suspicious
First seen:
2026-01-15 18:34:45 UTC
File Type:
Binary
AV detection:
5 of 24 (20.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
xworm
Similar samples:
+ 2'250 additional samples on MalwareBazaar
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm discovery execution persistence rat trojan
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: JavaScript
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Process spawned unexpected child process
Xworm
Xworm family
Malware Config
C2 Extraction:
45.150.65.120:7007
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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