Analysis
- max time kernel
150s - max time network
125s - 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, 13:58
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-q91vaaat3v
- SHA256 3b4cc5f53706b21663c8fc27aa0c79387a92de50f8f7f624cc98f3571ef92503
- MD5 4c383a5e0711a3b9badce07f83625f61
- SHA1 42c7869d6b4f501b57d78bc4dd683d915de2f004
- SHA512 65032d421d3d3f7da29d21e165fbf4c6fce54fa772aa4c1e55628273734ddaceabdbd26fc8390014b8024f61b581c333fcf1171a865463c0b379da0489015a5d
- SSDEEP 24576:fBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBs:fBPBiRe6NrfMne
- TLSH T1A7659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 3144 RobloxGameClientHandler.exe 5652 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_4c383a5e0711a3b9badce07f83625f61_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_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_4c383a5e0711a3b9badce07f83625f61_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_4c383a5e0711a3b9badce07f83625f61_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_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3144 RobloxGameClientHandler.exe 3144 RobloxGameClientHandler.exe 3144 RobloxGameClientHandler.exe 3144 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3144 wrote to memory of 5652 3144 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_4c383a5e0711a3b9badce07f83625f61_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_4c383a5e0711a3b9badce07f83625f61_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:2720
-
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:3144 -
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:5652
-
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 f80ed98c5209b51253eb82b361f60186a4d1520aeb87a4e3fc5d1dec334d0aba
- MD5 66d28184e5e37826a0c91c04d655c5c2
- SHA1 9d2477bb1754f12987ddf410923a8a78181017e0
- SHA512 32eb0e86f5290d502ca4063dc4d886491efaac4ce8e17fef948fcd5eb58e9047e652814869225dc7a1b2d3ff1d91aebfbbf3afc75f2454b1e846ff89ef0a8fc3
- SSDEEP 24576:nBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:nBPBiRe6NrfMn2
- TLSH T1D6659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH