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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4236f6963a4544231b60ac02bf04f044df8e6ce84286df04d955978e8376ca2a. 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



LxBaseRAT


Vendor detections: 12


Intelligence 12 IOCs YARA 17 File information Comments

SHA256 hash: 4236f6963a4544231b60ac02bf04f044df8e6ce84286df04d955978e8376ca2a
SHA3-384 hash: 045b3b2e649fa2c9fa5f19a3604b14a7389da0359e9ba8c5c81be4d4d1f2b55e40d6697808357fee8e17a5601eebe1bd
SHA1 hash: 3ddb39e12cdcb34a00ec02b68502007f272070ec
MD5 hash: b3119ce1db9146ce9ae90c6bcbb7e68c
humanhash: aspen-ten-skylark-magnesium
File name:PO 1916326.js
Download: download sample
Signature LxBaseRAT
File size:1'013'493 bytes
First seen:2026-09-09 18:10:53 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:a1EhIvhApDPYK9CZVkzn8PEUSmtae0Z7bwi:S4u85Ui78P3S4ro7bB
TLSH T1C62523324FA9276C06F89610247E4DCF57E92EC840DC969C52BAE813E5DE70112FB66F
Magika javascript
Reporter abuse_ch
Tags:js LxBaseRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
121
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.1%
Tags:
shell virus spam sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-09-09T11:42:00Z UTC
Last seen:
2026-09-11T16:40:00Z UTC
Hits:
~1000
Result
Threat name:
Clipboard Hijacker, Discord Token Steale
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains process injector
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Creates processes via WMI
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
JavaScript source code contains functionality to compute date of execution (likely for evasion)
JavaScript source code contains functionality to generate code involving a shell, file or stream
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Sigma detected: Silenttrinity Stager Msbuild Activity
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
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 Clipboard Hijacker
Yara detected Discord Token Stealer
Yara detected LxBase RAT
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1970906 Sample: PO 1916326.js Startdate: 09/09/2026 Architecture: WINDOWS Score: 100 40 pki-goog.l.google.com 2->40 42 mr-b01.tm-azurefd.net 2->42 44 4 other IPs or domains 2->44 60 Suricata IDS alerts for network traffic 2->60 62 Found malware configuration 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 13 other signatures 2->66 11 wscript.exe 1 5 2->11         started        signatures3 process4 signatures5 76 Wscript starts Powershell (via cmd or directly) 11->76 78 Found many strings related to Crypto-Wallets (likely being stolen) 11->78 80 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->80 82 2 other signatures 11->82 14 cmd.exe 1 11->14         started        process6 signatures7 84 Wscript starts Powershell (via cmd or directly) 14->84 17 powershell.exe 30 14->17         started        20 conhost.exe 14->20         started        22 cmd.exe 1 14->22         started        process8 signatures9 50 Found many strings related to Crypto-Wallets (likely being stolen) 17->50 52 Writes to foreign memory regions 17->52 54 Modifies the context of a thread in another process (thread injection) 17->54 56 Injects a PE file into a foreign processes 17->56 24 MSBuild.exe 14 47 17->24         started        58 Installs a global keyboard hook 20->58 process10 dnsIp11 46 150.40.98.200, 4521, 49718 MAXKOHR Netherlands 24->46 48 ip-api.com 208.95.112.1, 49719, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 24->48 36 C:\Users\user\AppData\Local\...\msasn1.dll, PE32+ 24->36 dropped 68 Tries to steal Mail credentials (via file / registry access) 24->68 70 Found many strings related to Crypto-Wallets (likely being stolen) 24->70 72 Tries to harvest and steal browser information (history, passwords, etc) 24->72 74 3 other signatures 24->74 29 WMIC.exe 1 24->29         started        32 chrome.exe 24->32         started        file12 signatures13 process14 file15 38 stdout, ASCII 29->38 dropped 34 conhost.exe 29->34         started        process16
Gathering data
Threat name:
Script-JS.Trojan.Vigorf
Status:
Malicious
First seen:
2026-09-09 18:11:30 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 23 (52.17%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
unc_dotnet_stealer_002
Result
Malware family:
lxbaserat
Score:
  10/10
Tags:
family:lxbaserat botnet:group1 campaign:dbf2f4fd171149418a400cfeb999ee01 collection discovery execution rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Executes a command shell one-liner
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Loads dropped DLL
Family: LxBaseRAT
Process spawned unexpected child process
Malware Config
C2 Extraction:
150.40.98.200:4521
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:detect_powershell
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Detect_PowerShell_Obfuscation
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:HeavensGate
Author:kevoreilly
Description:Heaven's Gate: Switch from 32-bit to 64-mode
Rule name:hunting_generic_win_rat
Author:Ajin Deepak, AD2001
Description:Hunting RATS based on common patterns
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:Macos_Infostealer_Wallets_8e469ea0
Author:Elastic Security
Rule name:NET
Author:malware-lu
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Author:vietdx.mb
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information


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

Comments