MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4fcffd5b8f6c1c9aee777ccb7fca8d9306d218ca2ae084a43cb3f370f4dca280. 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: 10
| SHA256 hash: | 4fcffd5b8f6c1c9aee777ccb7fca8d9306d218ca2ae084a43cb3f370f4dca280 |
|---|---|
| SHA3-384 hash: | 4df5629c25bb93af6f4e84c504d0ead23ad474da3c2a99a258cae3a0431f852137265561978858fe04a5478f83daa85b |
| SHA1 hash: | 1b1cf837a791c4a757077501228777eaf48023dd |
| MD5 hash: | d3602ab018e9bafd4de2b8d024a29f7c |
| humanhash: | fifteen-maryland-vermont-apart |
| File name: | d3602ab018e9bafd4de2b8d024a29f7c.js |
| Download: | download sample |
| Signature | XWorm |
| File size: | 1'113'117 bytes |
| First seen: | 2026-03-18 09:46:11 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | text/plain |
| ssdeep | 192:dNDdMc2jrixTQ6LpA1U0eQLmDyDyty92qyXY42BF3YAM6YfsWKfuMlpiZWu4rA+l:dNDdM20 |
| Threatray | 1'525 similar samples on MalwareBazaar |
| TLSH | T118350219F61B0AA0D17F94E2049DBB9BCD5A2119F543203A31E391CEBD279AD12E377C |
| Magika | javascript |
| Reporter | |
| Tags: | js xworm |
Intelligence
File Origin
# of uploads :
1
# of downloads :
111
Origin country :
SEVendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
96.5%
Tags:
obfuscate autorun xtreme virus
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
repaired
Result
Gathering data
Verdict:
Malicious
File Type:
js
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
.NET source code references suspicious native API functions
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 script or batch files to the startup folder
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)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queries the IP of a very long domain name
Sample uses string decryption to hide its real strings
Sigma detected: Drops script at startup location
Sigma detected: PowerShell Base64 Encoded IEX 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 starts Powershell (via cmd or directly)
Yara detected Powershell download and execute
Yara detected UAC Bypass using CMSTP
Yara detected XWorm
Behaviour
Behavior Graph:
Score:
15%
Verdict:
Benign
File Type:
SCRIPT
Gathering data
Verdict:
Malicious
Threat:
Trojan.Script.Startup
Threat name:
Script-JS.Trojan.ObfPadding
Status:
Malicious
First seen:
2026-03-16 10:11:50 UTC
File Type:
Text (JavaScript)
AV detection:
5 of 36 (13.89%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
xworm
Similar samples:
+ 1'515 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Drops startup file
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
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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