MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1. 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


PhantomVAI


Vendor detections: 12


Intelligence 12 IOCs YARA 1 File information Comments
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SHA256 hash: 7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1
SHA3-384 hash: d20f28903838a99a3f231e37c5e03e591af4e91ef7d906214b9516793550a8aad2237aaf35d6fd91e77ea2117b4f7169
SHA1 hash: c60377338f91aaba92e5ba71194df22d61e62d48
MD5 hash: 4524aac68a9f5c2d92620d9ffdc9e068
humanhash: venus-sink-finch-carbon
File name:j.js
Download: download sample
Signature PhantomVAI
Create hunting rule
File size:2'174'647 bytes
First seen:2025-11-20 07:44:13 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:kgHXa/tGSVY45Zr4ZsCVpzTwy8+V97HcAicPuEp+6Mzcb9H6LN+1DomPfTWpeDnK:H3a3Ywo++V9UErWp0aDgQdjGez
Threatray 2'267 similar samples on MalwareBazaar
TLSH T19FA5146497596204C1317E3C8F66A424F9610C3BDD0E4039768A4BDCEF78A7EE0B6DA7
Magika javascript
Reporter abuse_ch
Tags:js PhantomVAI

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
SE SE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27200.JsHeur.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.JS.Downloader-24.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.JS.Downloader-23.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=691cb1dabdb0ec3a9dc325f5
Tags:
obfuscate xtreme spawn
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm base64 evasive fingerprint obfuscated powershell repaired
Link:
https://www.filescan.io/uploads/691ec6f03aaf05a4c84ed81b/reports/b2a7df4f-4dfa-4530-9291-3bfda7991c5d/overview
Verdict:
Malicious
Labled as:
Trojan.Cryxos.JS
Link:
https://www.hybrid-analysis.com/sample/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1
Verdict:
Malicious
File Type:
js
First seen:
2025-11-11T06:26:00Z UTC
Last seen:
2025-11-20T10:18:00Z UTC
Hits:
~100
Detections:
Trojan-Downloader.Agent.HTTP.ServerRequest Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic
Link:
https://opentip.kaspersky.com/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1/results?tab=lookup
Result
Threat name:
Caminho Loader, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1817602
Signature
Antivirus detection for URL or domain
Creates processes via WMI
Found Tor onion address
Injects a PE file into a foreign processes
JavaScript file contains suspicious strings
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)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
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 Caminho Loader
Yara detected FormBook
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1817602 Sample: j.js Startdate: 20/11/2025 Architecture: WINDOWS Score: 100 39 www.winepx.xyz 2->39 41 downloadfilesd.xyz 2->41 43 8 other IPs or domains 2->43 63 Suricata IDS alerts for network traffic 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus detection for URL or domain 2->67 71 11 other signatures 2->71 12 wscript.exe 1 2->12         started        signatures3 69 Performs DNS queries to domains with low reputation 41->69 process4 signatures5 87 Suspicious powershell command line found 12->87 89 Wscript starts Powershell (via cmd or directly) 12->89 91 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->91 93 2 other signatures 12->93 15 powershell.exe 14 15 12->15         started        process6 dnsIp7 51 downloadfilesd.xyz 148.251.53.175, 443, 49694 HETZNER-ASDE Germany 15->51 53 archive.org 207.241.224.2, 49690, 80 INTERNET-ARCHIVEUS United States 15->53 55 dn721901.ca.archive.org 204.62.247.73, 443, 49691, 49692 COGENT-174US United States 15->55 57 Found Tor onion address 15->57 59 Writes to foreign memory regions 15->59 61 Injects a PE file into a foreign processes 15->61 19 cvtres.exe 15->19         started        22 conhost.exe 15->22         started        signatures8 process9 signatures10 73 Maps a DLL or memory area into another process 19->73 75 Unusual module load detection (module proxying) 19->75 24 NLBrpXYXs9l.exe 19->24 injected process11 signatures12 77 Maps a DLL or memory area into another process 24->77 27 finger.exe 13 24->27         started        process13 signatures14 79 Tries to steal Mail credentials (via file / registry access) 27->79 81 Tries to harvest and steal browser information (history, passwords, etc) 27->81 83 Modifies the context of a thread in another process (thread injection) 27->83 85 4 other signatures 27->85 30 yrfPXKajTWdsjW.exe 27->30 injected 33 chrome.exe 27->33         started        35 firefox.exe 27->35         started        process15 dnsIp16 45 www.shopfacil.com.br 186.211.113.218, 49702, 49703, 49704 ScopusSolucoesemTILTDABR Brazil 30->45 47 souiwedb.kz 185.253.8.122, 49696, 80 MEDIACONNECTIVEGB Russian Federation 30->47 49 3 other IPs or domains 30->49 37 WerFault.exe 4 33->37         started        process17
Score:
10%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
Base64 Block Contains Base64 Block PowerShell
Link:
https://app.malva.re/file/4524aac68a9f5c2d92620d9ffdc9e068
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1
Threat name:
Script-JS.Trojan.Cryxos
Create hunting rule
Status:
Malicious
First seen:
2025-11-18 17:19:27 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 36 (19.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p7oeiem35rldy3kgtmttwj7dv6giizs7c7rpo5xkgstrum55koqq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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c374f2998fc7dcbc0c3e559a1dfcdf4b2729a12ea1783ead0624a1553a8bacf1
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da8284106b636de03b241025ab845283131fb8df64a730a854ecad0eff718b3c
PhantomVAI
error
PhantomVAI
+ 2'257 additional samples on MalwareBazaar
Result
Malware family:
phantomvai
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:phantomvai execution loader rat spyware stealer trojan
Link:
https://tria.ge/reports/251120-jk9ybswpak/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Suspicious use of SetThreadContext
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Formbook payload
Detects PhantomVAI loader aka VMDetectLoader, CaminhoLoader
Formbook
Formbook family
PhantomVAI, VMDetectLoader, CaminhoLoader
Phantomvai family
Process spawned unexpected child process
Malware Config
Dropper Extraction:
http://archive.org/download/wp4055032-l-wallpapers_with_b64_202510/wp4055032-l-wallpapers_with_b64.jpg
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/7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1

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.

Web download

PhantomVAI

Java Script (JS) js 7fdc44119bec563c6d469b273b27e3af8c84665f17e2f776ea34a71a33bd53a1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3711592/
  
Delivery method
Distributed via web download

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