Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/10/2026, 20:24
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-y666wsb16v
- SHA256 3d393df4104005b70393f08486d0c752fd91aec5bf71c87c0a8baf9eacd25398
- MD5 18ca2f1f3e846b16eeb947e591f48f7f
- SHA1 32aefe7806bd5920a91e4afe85d8856327d689a0
- SHA512 1c56d792179398f55db0aa27bd260bbd62ecdf6daaaf2a5a9486a345cb876cea73478f53cc48ff3a59d68fcf1c68d3eda1625cfb90b9fd4dd2159d8123f9026e
- SSDEEP 24576:KBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:KBPBiRe6NrfMne
- TLSH T1C4659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 5688 RobloxGameClientHandler.exe 4604 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_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_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_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_18ca2f1f3e846b16eeb947e591f48f7f_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_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5688 RobloxGameClientHandler.exe 5688 RobloxGameClientHandler.exe 5688 RobloxGameClientHandler.exe 5688 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5688 wrote to memory of 4604 5688 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_18ca2f1f3e846b16eeb947e591f48f7f_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:5796
-
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:5688 -
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:4604
-
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 69c7cbffc5162571f735d34ce839b3b85d7a3322bbeb50dc1cc8ab2474d9a354
- MD5 e15e07b9aa8ed4cbf90eb5cca958e692
- SHA1 34e5f08b24e78d83935dc5db3394badeed243ff0
- SHA512 18dca8a039039ce2eb9e9c95022287dd5e431c7670bad74148cd04024be6721b81b4101e0be159bc3be6190837b1f951573b3d93894ab328b75aff22c0e2a02c
- SSDEEP 24576:/BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:/BPBiRe6NrfMnW
- TLSH T1DE659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH