Analysis
- max time kernel
150s - max time network
125s - 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, 00:46
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261102-a4msgags9r
- SHA256 aaeb6d890a0f7f2652a7bd57e1b1bed829f4cc5f9e5987e8082196bc4753475d
- MD5 e01c4e2eed4468edaaffd7a755c69ee1
- SHA1 835f77e3230ff35a1ee5181e1ca6741a1a10ab5b
- SHA512 147aae51a8124b219fe7a5c2f2627a80f00744de04962071cb3edffd4e69fc7f9587ded6de9a72c335e51a74bf95d5e999100b86e8e6f007cb5aba8e85814ead
- SSDEEP 24576:EBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:EBPBiRe6NrfMn+
- TLSH T1B3659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4172 RobloxGameClientHandler.exe 4200 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1262770251-41185387-1005173349-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_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 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_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 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4172 RobloxGameClientHandler.exe 4172 RobloxGameClientHandler.exe 4172 RobloxGameClientHandler.exe 4172 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4172 wrote to memory of 4200 4172 RobloxGameClientHandler.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-02_e01c4e2eed4468edaaffd7a755c69ee1_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:4416
-
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:4172 -
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:4200
-
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 27f41c2c1e24b98f63d3cfb52fbc9815cb9f3051ed3d139dd745aeca33743160
- MD5 97d9e9640a31b826cfcea29943815fd6
- SHA1 3989cb60d5a4d69c7ec594f9579f0b4cef1daa3b
- SHA512 49eda9345d9f51766afc30b8a0e879900a5214a7634a9fa31283f7eaab2fc2dfe52177453fe943866686844fa2c5a5080cb7f870d6360c32599186e5c8bd1997
- SSDEEP 24576:2BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:2BPBiRe6NrfMn+
- TLSH T1E1659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH