Analysis
- max time kernel
149s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/10/2026, 17:07
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-vmx74aa18w
- SHA256 27b957ec662e8a5af258c18548e32b17246afc5ba2ebed3203185a5e67b6ea62
- MD5 33f9b7344882fd8b2e036a97ee07063d
- SHA1 6027f36f7369aac6ec5ddad21b584388519211bc
- SHA512 5add17cead5b86206e356facc260eb3e3538e5b6211dfa6615836498c4b231d9ea842473db267e934c2e1f84420664927b046df95c3fde4d4e0c12411abdd06c
- SSDEEP 24576:8BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBk:8BPBiRe6NrfMn2
- TLSH T174659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2508 RobloxGameClientHandler.exe 3472 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_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 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_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 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_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 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2508 RobloxGameClientHandler.exe 2508 RobloxGameClientHandler.exe 2508 RobloxGameClientHandler.exe 2508 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2508 wrote to memory of 3472 2508 RobloxGameClientHandler.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_33f9b7344882fd8b2e036a97ee07063d_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_33f9b7344882fd8b2e036a97ee07063d_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:4668
-
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:2508 -
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:3472
-
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 89d32c454567a0044d8c9267f86f144864a7572ff7d88a7b3d1114ffe5826929
- MD5 f0b63697b0398520d7d25f4343d23d4a
- SHA1 a8ef42bc5f0bf7c628c4376c15667a2521fae176
- SHA512 c18fbc394d7d03043c27df532732bc67fa92c0853135fdffc3b7ff1e9b0b38ee0292a0edd2e964bc6b3c420250e442c09ed1469d8daf2689e261a520173f1edd
- SSDEEP 24576:TBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBk:TBPBiRe6NrfMnW
- TLSH T124659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH