Analysis
- max time kernel
150s - max time network
124s - 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, 14:19
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-rmx1jsav3y
- SHA256 3e20f446cbf91c9a1dc81c7ebfc6ef9d0b6b50dedec4c08540186ea9b21cf2d4
- MD5 48ad4d17e2286dc619df5083e346d31c
- SHA1 dc1ce4587fdf4057495cd8b571efbe069d0ddbbd
- SHA512 307f04816dad1f70b90913c2100e75790b52d1de891f5f917a1b771d37616edbaa572df274a30d1456696dc5ba38819ca7ff233c500e3fa5f2d4b09a1bd805ca
- SSDEEP 24576:tBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:tBPBiRe6NrfMnO
- TLSH T14F659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2956 RobloxGameClientHandler.exe 3236 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_48ad4d17e2286dc619df5083e346d31c_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_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_48ad4d17e2286dc619df5083e346d31c_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_48ad4d17e2286dc619df5083e346d31c_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\Temp\2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2956 RobloxGameClientHandler.exe 2956 RobloxGameClientHandler.exe 2956 RobloxGameClientHandler.exe 2956 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2956 wrote to memory of 3236 2956 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_48ad4d17e2286dc619df5083e346d31c_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_48ad4d17e2286dc619df5083e346d31c_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:4944
-
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:2956 -
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:3236
-
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 d4ad431e5ffdc6f3f77b7384ce5ed23c04aff15572f2cf86078ac96f1d2836b6
- MD5 c9442345d5cf6da47b62e8f60296a994
- SHA1 de1e7106eeeb69520729f8474abe514fbf9df72d
- SHA512 a641e5a29f40317167fc166907f3d79b285c63a61e107047cec4633f330e84d848ba41e51209b0e9c5fafb885d12b8be0e0ce812b3278ce914746588e0fc7b2e
- SSDEEP 24576:9BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:9BPBiRe6NrfMne
- TLSH T17C659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH