Analysis
- max time kernel
150s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 09:25
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261102-ldn4dst14p
- SHA256 d07035561954d07d042c637442e606aa26433e3bb955aa0c5ec373173a1f9f27
- MD5 c3912edf1702084930c7d4a9c5cd020a
- SHA1 32a9608330aa7789d4b827464b4d4d262e76f9e0
- SHA512 158227d5b6a01598b939310984d533dca95d7ad73380f4fb119fb19b2447a915f6b5f4c36e65998ea1a58c1a1546cbe1d98d7fafa7d138f5eb61102ae8bfe183
- SSDEEP 24576:mBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:mBPBiRe6NrfMnW
- TLSH T191659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2960 RobloxGameClientHandler.exe 2524 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe - Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 2 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2960 RobloxGameClientHandler.exe 2960 RobloxGameClientHandler.exe 2960 RobloxGameClientHandler.exe 2960 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2960 wrote to memory of 2524 2960 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_c3912edf1702084930c7d4a9c5cd020a_amadey_elex_hellokitty_luca-stealer_njrat.exe"1⤵
- Adds Run key to start application
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
PID:2248
-
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exeC:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2524
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe
- Size 1.4MB
- SHA256 74bf2b5fc5f4a367388bb5cf49f0dd9230eb45f06fa259f321c33a0c37c008c0
- MD5 dca834cacdca2db82e826cdde9db7056
- SHA1 647a5761e9d414a49b7f3d9f8272a8c2321a5ea8
- SHA512 ad5132a574faf536ee070d49e4cb56bc49f92a9835b5f7def067660ddb8ee380d7c8459c7ea78450b73566ed0065bae534dafbe983e479c69ff44c5e9011f895
- SSDEEP 24576:MBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB0:MBPBiRe6NrfMn2
- TLSH T123659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH