Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/10/2026, 04:28
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261030-e3vtxaaw4n
- SHA256 919d5cfdfa072355226b5e71c58fdec4736e45a44f8b1523bdb175683c1a2ef1
- MD5 5417606d611e810360441a529994aa86
- SHA1 7debec6bef4959a345c92f6fbde194a1ca4910a7
- SHA512 66034f36e31739b8df9120197a66fdbd4f78897fbae13c04548477180b2370ec1b3dbba0c3732437fc7af53972baf27f7206585f38a9086454cc4feb2dc8e391
- SSDEEP 24576:wBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBE:wBPBiRe6NrfMnG
- TLSH T1EB659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4632 RobloxGameClientHandler.exe 2824 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-28_5417606d611e810360441a529994aa86_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 2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_5417606d611e810360441a529994aa86_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 2026-10-28_5417606d611e810360441a529994aa86_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 2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4632 RobloxGameClientHandler.exe 4632 RobloxGameClientHandler.exe 4632 RobloxGameClientHandler.exe 4632 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4632 wrote to memory of 2824 4632 RobloxGameClientHandler.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_5417606d611e810360441a529994aa86_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_5417606d611e810360441a529994aa86_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:6124
-
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:4632 -
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:2824
-
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
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Downloads
- Path C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe
- Size 1.4MB
- SHA256 0d1939206330e29f5999bc7fb0d7df9d064b412273f928067e1c00ec3211bc3d
- MD5 8285df59eeb5d157dad7bd4eca56fa21
- SHA1 fa4ae9724e47b2bf00eea558026f6f4f87fc7fba
- SHA512 7c959052c2e61b89f63d6f315e4bffb1362abb9ae31ce2b016ff904d430c7c478f1303fe3498d080114ca69e4712dbefd9c4d72a4ec7fdf51c36cab640ce6772
- SSDEEP 24576:SBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB0:SBPBiRe6NrfMnW
- TLSH T140659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH