Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/10/2026, 02:17
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261027-cq78csce26
- SHA256 89ab12d605346c6a2cf7cffcbd0032590eaf7807aa12c295a00952383669ab77
- MD5 f404d7ed56f0a6cc4133c78e2c0cea4f
- SHA1 29a9da4728ce4a3376615cb678ce6c397f417d30
- SHA512 589d107c90f0da59993eb3d9c4f8e1f837e3c26d797b7470ee86baaa776d2b0b9e92ab00cfe5ea3c9842ccb96479505f1fd5d7946cfc6d8a1576538d92a864ec
- SSDEEP 24576:8BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB:8BPBiRe6NrfMn
- TLSH T198659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 5092 RobloxGameClientHandler.exe 4320 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_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 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_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 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_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\Temp\2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5092 RobloxGameClientHandler.exe 5092 RobloxGameClientHandler.exe 5092 RobloxGameClientHandler.exe 5092 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5092 wrote to memory of 4320 5092 RobloxGameClientHandler.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_f404d7ed56f0a6cc4133c78e2c0cea4f_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:4560
-
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:5092 -
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:4320
-
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 a04011500a9f2bf61ace5a9c37e9e05f3bedaa60cb694e72a7f2c45b4810b766
- MD5 056d92c2495f5e9c1773b851a761d05f
- SHA1 9e3d6c8cb87ba35167d105855934d954dcc0a073
- SHA512 105af927b01a9bfa1ba1b7af4f9d7f2b76ccc996378906d58f3fced137f50bb9413930502aca08ba898e01c0d8ae6b15c81c8e2f6f78b3903b3c6d7f637da6d3
- SSDEEP 24576:KBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBE:KBPBiRe6NrfMnW
- TLSH T13B659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH