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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8. 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


WSHRAT


Vendor detections: 11


Intelligence 11 IOCs 2 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8
SHA3-384 hash: a87fe08ee43303bfeec31a912ef9c2139045a417f85691b56f5aca22df385dd4e7d54c27a32d806f1c338140d329403b
SHA1 hash: 0bac979e5764e4a3ca988322f6a076b918f5c085
MD5 hash: 803e6529ab7bb3dc19b76037b91282c8
humanhash: leopard-freddie-blossom-winner
File name:fuckyou.js
Download: download sample
Signature WSHRAT
Create hunting rule
File size:121'316 bytes
First seen:2025-09-01 23:50:07 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:rEHo/ore/o0g5I8QfnB/nRf/PRLFPAeRZ:rEHo/ore/o0g5I8Q/BvRPRLFPAeRZ
TLSH T156C35C36CA0BFC95773B2AC0940935551CEC761B12088598BE8CB5843F7A164DFFE9B6
Magika javascript
Reporter abuse_ch
Tags:js RAT wshrat


Avatar
abuse_ch
WSHRAT C2:
http://fuckyou.com:443/is-ready

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://fuckyou.com:443/is-ready https://threatfox.abuse.ch/ioc/1580162/
99.192.197.2:443 https://threatfox.abuse.ch/ioc/1580163/

Intelligence

File Origin
# of uploads :
1
# of downloads :
386
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68b6315eeb163e0ec1841a30
Tags:
autorun houdini dunihi worm
Verdict:
Malicious
Labled as:
Worm.JS.Vjworm
Link:
https://www.hybrid-analysis.com/sample/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8
Verdict:
Malicious
File Type:
js
First seen:
2025-09-01T20:17:00Z UTC
Last seen:
2025-09-01T20:17:00Z UTC
Hits:
~10
Detections:
HEUR:Worm.Script.Dinihou.gen HEUR:Trojan-Dropper.Script.Generic HEUR:Trojan.Script.Startup.gen PDM:Trojan.Win32.Generic Backdoor.Agent.TCP.C&C Worm.Dinihou.HTTP.C&C Backdoor.Agent.HTTP.C&C Trojan.WinLNK.Agent.fb Trojan.JS.SAgent.sb HEUR:Worm.Script.Generic HEUR:Trojan.Script.Generic Worm.VBS.Dinihou.sb HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.WinLNK.Agent.gen HEUR:Trojan.Win32.Kladun.sb Worm.Agent.HTTP.Notification PDM:Worm.Win32.Generic Trojan-Downloader.JS.SLoad.sb Trojan.Script.Agent.br
Link:
https://opentip.kaspersky.com/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8/results?tab=lookup
Result
Threat name:
WSHRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1769144
Signature
Antivirus / Scanner detection for submitted sample
Drops script or batch files to the startup folder
JavaScript file contains suspicious strings
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes or reads registry keys via WMI
Writes registry values via WMI
Wscript called in batch mode (surpress errors)
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1769144 Sample: fuckyou.js Startdate: 02/09/2025 Architecture: WINDOWS Score: 100 41 fuckyou.com 2->41 43 ip-api.com 2->43 49 Sigma detected: Register Wscript In Run Key 2->49 51 Suricata IDS alerts for network traffic 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 11 other signatures 2->55 9 wscript.exe 1 1 2->9         started        12 wscript.exe 1 2->12         started        14 wscript.exe 2->14         started        16 2 other processes 2->16 signatures3 process4 signatures5 63 JScript performs obfuscated calls to suspicious functions 9->63 65 Drops script or batch files to the startup folder 9->65 67 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->67 69 4 other signatures 9->69 18 wscript.exe 3 5 9->18         started        22 wscript.exe 1 12->22         started        process6 file7 33 C:\Users\user\...\fuckyou.js:Zone.Identifier, ASCII 18->33 dropped 35 C:\Users\user\AppData\Roaming\...\fuckyou.js, ASCII 18->35 dropped 37 C:\Users\user\...\fuckyou.js:Zone.Identifier, ASCII 18->37 dropped 39 C:\Users\user\AppData\Local\Temp\fuckyou.js, ASCII 18->39 dropped 57 Windows Scripting host queries suspicious COM object (likely to drop second stage) 18->57 59 Wscript called in batch mode (surpress errors) 18->59 24 wscript.exe 1 18->24         started        27 wscript.exe 22->27         started        signatures8 process9 signatures10 61 Wscript called in batch mode (surpress errors) 24->61 29 wscript.exe 40 24->29         started        process11 dnsIp12 45 fuckyou.com 99.192.197.2, 443, 49717, 49721 MOJOHOSTUS United States 29->45 47 ip-api.com 208.95.112.1, 49716, 80 TUT-ASUS United States 29->47 71 System process connects to network (likely due to code injection or exploit) 29->71 signatures13
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
.Net Base64 Block Base64 Payload Contains Base64 Block Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.39
Link:
https://app.malva.re/file/803e6529ab7bb3dc19b76037b91282c8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8/
Verdict:
Malicious
Threat:
Family.WSHRAT
Link:
https://tip.neiki.dev/file/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8
Threat name:
Script-WScript.Trojan.AndroRAT
Create hunting rule
Status:
Malicious
First seen:
2025-09-01 23:14:15 UTC
File Type:
Text (VBS)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jzxk44cqgyrmf7hr5zjnt2hfflvpadlc5udhl7gyv7quyulw6p4a._file
Result
Malware family:
wshrat
Create hunting rule
Score:
  10/10
Tags:
family:wshrat execution persistence trojan
Link:
https://tria.ge/reports/250901-3v1l7atqy7/
Behaviour
Script User-Agent
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Badlisted process makes network request
WSHRAT
WSHRAT payload
Wshrat family
Malware Config
C2 Extraction:
http://fuckyou.com:443
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/4e6eae70503622c2fcf1ee52d9e8e52aeaf00d62ed0675fcd8afe14c5176f3f8

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:CMD_Shutdown
Create hunting rule
Author:adm1n_usa32
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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)
Rule name:wsh_rat_vbs_decoded
Create hunting rule
Author:jeFF0Falltrades
Description:Alerts on the decoded WSH RAT VBScript

File information

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

Comments