MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e4ef9e3b63d39aa5f72cf8ee5d2f3cd3f7643d61ca6fff2169cb3e3eeb2d66b9. 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
Threat unknown
Vendor detections: 9
| SHA256 hash: | e4ef9e3b63d39aa5f72cf8ee5d2f3cd3f7643d61ca6fff2169cb3e3eeb2d66b9 |
|---|---|
| SHA3-384 hash: | 4e129a2ba36f073e1575c15218ef28f7a84c231177c5e3f010edd8028e0dbac0811a375b312ab674cce964118d0a3e5b |
| SHA1 hash: | adec5066e5cc306e62f2103bc0ac3207a264a439 |
| MD5 hash: | 984ea8ff43bda12d1999b31d3355f375 |
| humanhash: | carolina-friend-purple-robin |
| File name: | CopilotDrivers.js |
| Download: | download sample |
| File size: | 4'406'005 bytes |
| First seen: | 2026-01-07 13:40:37 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 768:allllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllg:p |
| TLSH | T1A416D4237AAE9E439E763352CEC77257E435A0AF68E9CD1AF15430C9CE20745D8B5838 |
| Magika | javascript |
| Reporter |  abuse_ch |
| Tags: | js |
Intelligence
File Origin
# of uploads :
1
# of downloads :
94
Origin country :
SEVendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
70%
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm base64 base64 fingerprint obfuscated obfuscated overlay powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-01-06T21:25:00Z UTC
Last seen:
2026-01-09T11:10:00Z UTC
Hits:
~10
Detections:
Trojan.JS.SAgent.sb HEUR:Trojan.Script.SAgent.gen HEUR:Trojan.Script.Generic
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates processes via WMI
Found Tor onion address
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
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Reflective Assembly Load
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Uses dynamic DNS services
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 Powershell download and execute
Behaviour
Behavior Graph:
Verdict:
inconclusive
YARA:
1 match(es)
Verdict:
Malicious
Threat:
Trojan.JS.SAgent
Threat name:
Script-JS.Trojan.Generic
Status:
Suspicious
First seen:
2026-01-07 13:41:16 UTC
File Type:
Binary
AV detection:
8 of 24 (33.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: JavaScript
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.
Web download
js e4ef9e3b63d39aa5f72cf8ee5d2f3cd3f7643d61ca6fff2169cb3e3eeb2d66b9
(this sample)
Delivery method
Distributed via web download
Comments
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