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
17/10/2026, 11:31
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261017-nmsjaaex4y
- SHA256 ab575a3e7c5f5ce80aa86bd9e40175fbd700dbe67c34cc58d79b7856ecfc5eef
- MD5 9683821dc36604ab8485a0ff49da22be
- SHA1 8bf2b963aa69d9b729ce8cc7d0387f0166622b0a
- SHA512 e95784f60dc10ceb5aad0801ce2230ed6881d38bd0ceb3646f13eb1408192b3d7532124b382bc1cf5b97410fb0e6c015b79782979cbe794b6da09d35d004711e
- SSDEEP 24576:VBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB0:VBPBiRe6NrfMnW
- TLSH T132659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 3764 RobloxGameClientHandler.exe 5000 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-696679853-3915825385-3233721679-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-16_9683821dc36604ab8485a0ff49da22be_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 2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-16_9683821dc36604ab8485a0ff49da22be_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 2026-10-16_9683821dc36604ab8485a0ff49da22be_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 2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3764 RobloxGameClientHandler.exe 3764 RobloxGameClientHandler.exe 3764 RobloxGameClientHandler.exe 3764 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3764 wrote to memory of 5000 3764 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-16_9683821dc36604ab8485a0ff49da22be_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_9683821dc36604ab8485a0ff49da22be_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:4164
-
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:3764 -
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:5000
-
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 dc9a12daef3356738f29dcec026fa6db78aca9b7b935cea44032099a01a4f7ac
- MD5 aa8461066b877a10132c8755b1895738
- SHA1 954a4daddfdeb4ba428bfb4eab21ea5f512a3baa
- SHA512 b96e08bb60d1839384315d6fad086de7095f7c95e8e9ed25dfee72e69fc15467e0c74dbda1846011a6fbf0396451305f66600bd5674a568d480a4f153b63c8af
- SSDEEP 24576:DBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBs:DBPBiRe6NrfMnu
- TLSH T12A659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH