Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/11/2026, 11:13
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261107-nbj3rsxt2n
- SHA256 9de9a499bcead4c84453619966fc7668cc39a5dbf7ef183f359ba2a51f7c090a
- MD5 aabc1fdf4e2533f7c9bcf208b1048ad8
- SHA1 ed49ba1c94a8c51245554c38731aeace3ea565e1
- SHA512 f61e3d8331c10e9a6c1b291e5b4913f73ac46e3c898d33c1eafe297d10ef8baf82ce007b7e75322c3a95d5b2f4a1682b7a7ae2359efb244ea5ebd910995dccfd
- SSDEEP 24576:cBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:cBPBiRe6NrfMnW
- TLSH T17F659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4796 RobloxGameClientHandler.exe 1216 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-53044966-3830981193-2402648431-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_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\Temp\2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_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 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_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 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4796 RobloxGameClientHandler.exe 4796 RobloxGameClientHandler.exe 4796 RobloxGameClientHandler.exe 4796 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4796 wrote to memory of 1216 4796 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-07_aabc1fdf4e2533f7c9bcf208b1048ad8_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:2992
-
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:4796 -
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:1216
-
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 bf0b577985346dcd0cae9259634b1be0d4dab438c783da6d508bfd0ec5001b18
- MD5 7ed83118bb4d06e393a3c6f626ac2f84
- SHA1 54b9aab368f018be261628e9beef7f1cace25313
- SHA512 839f32964f694cd308eedc2f26608174da741727821c7070ac5763be61cbf7eda757f080524a632106b4dadecccf69596b1ce1bc7460b9c5219a9f4f9efa3dbe
- SSDEEP 24576:PBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:PBPBiRe6NrfMnu
- TLSH T1AE659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH