MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9c40fa366d3262d2a25e992ec54456ba625c409bffce327857e834b6117557a. 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



PhantomStealer


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: d9c40fa366d3262d2a25e992ec54456ba625c409bffce327857e834b6117557a
SHA3-384 hash: 3617de92b07f91669b01952121c53292c40ef8bc0a7aa2d11f253742746cc34724a0c7feeb63a609767efe0bf1db7603
SHA1 hash: e516125682962ac9c59f31fb76eae86b4bb8e782
MD5 hash: 44eaef7df7ea04ca4cfd8b2897fec12b
humanhash: avocado-twelve-sixteen-jig
File name:RFQ-TFPS200.js
Download: download sample
Signature PhantomStealer
File size:167'310 bytes
First seen:2026-08-04 05:08:21 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:xaaX0w6A9iE3LpfJQgk4xb5DvdQRqh8CJOVywk4TftT5a7n1:9XYAUE3Lrk4FpdQwJOMwvTl5ar1
TLSH T173F3C01463951F30F6A80D9D4D9F188A72FA3602F6215889F6F13DED2F379C85438A9B
Magika javascript
Reporter threatcat_ch
Tags:js PhantomStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
154
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd conhost exploit lolbin obfuscated powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-08-03T16:02:00Z UTC
Last seen:
2026-08-06T03:35:00Z UTC
Hits:
~1000
Result
Threat name:
KeyLogger, MicroClip, Phantom stealer, T
Detection:
malicious
Classification:
evad.rans.troj.spyw.expl
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: WScript or CScript Dropper
Suspicious command line found
Suspicious execution chain found
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Yara detected AntiVM3
Yara detected chromElevator
Yara detected Keylogger Generic
Yara detected MicroClip
Yara detected Phantom stealer
Yara detected Telegram RAT
Yara detected TrojanRansom
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1951650 Sample: RFQ-TFPS200.js Startdate: 04/08/2026 Architecture: WINDOWS Score: 100 41 release-assets.githubusercontent.com 2->41 43 mail.trimnt.com 2->43 45 4 other IPs or domains 2->45 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 Antivirus detection for URL or domain 2->59 61 12 other signatures 2->61 13 wscript.exe 1 1 2->13         started        signatures3 process4 signatures5 73 JScript performs obfuscated calls to suspicious functions 13->73 75 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->75 77 Suspicious execution chain found 13->77 79 WScript reads language and country specific registry keys (likely country aware script) 13->79 16 conhost.exe 13->16         started        process6 signatures7 53 Suspicious command line found 16->53 19 conhost.exe 16->19         started        process8 signatures9 63 Suspicious command line found 19->63 22 cmd.exe 1 19->22         started        process10 process11 24 powershell.exe 15 45 22->24         started        28 cmd.exe 1 22->28         started        dnsIp12 47 140.82.116.3, 443, 49778 GITHUB-GitHubIncUS United States 24->47 49 github.com 140.82.116.4, 443, 49770 GITHUB-GitHubIncUS United States 24->49 51 5 other IPs or domains 24->51 65 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 24->65 67 Creates an undocumented autostart registry key 24->67 69 Found many strings related to Crypto-Wallets (likely being stolen) 24->69 71 5 other signatures 24->71 30 RegAsm.exe 7 24->30         started        signatures13 process14 signatures15 81 Writes to foreign memory regions 30->81 83 Allocates memory in foreign processes 30->83 85 Creates a thread in another existing process (thread injection) 30->85 87 2 other signatures 30->87 33 chrome.exe 30->33         started        35 msedge.exe 30->35         started        37 conhost.exe 30->37         started        process16 process17 39 WerFault.exe 21 33->39         started       
Gathering data
Threat name:
Script-JS.Downloader.RemcosRAT
Status:
Malicious
First seen:
2026-08-04 03:23:28 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  3/5
Verdict:
malicious
Label(s):
PhantomStealer
Result
Malware family:
phantom_stealer
Score:
  10/10
Tags:
family:phantom_stealer collection discovery execution persistence stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Registers new Windows logon scripts automatically executed at logon.
Badlisted process makes network request
Downloads MZ/PE file
Family: PhantomStealer
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

PhantomStealer

Java Script (JS) js d9c40fa366d3262d2a25e992ec54456ba625c409bffce327857e834b6117557a

(this sample)

  
Delivery method
Distributed via e-mail attachment

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