Analysis
- max time kernel
148s - 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, 22:53
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-2vcppacy4t
- SHA256 290f1ab4c1120deff3948501f94e97762be12a849706fda6e854dfefb4d7cb73
- MD5 04ce362928080f83b3c0ff3f03d438d8
- SHA1 e4ffeb00b489149d71050d8ea57c8fb8322e22c1
- SHA512 c8484153e594a1d97990048972ba42b3cadaffb8c3004da89c394a6bc4ffad75f3f186c456bd76290b613bfb293e3f03e5ad9789a444031ed13ef95b08bea8bd
- SSDEEP 24576:XBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBk:XBPBiRe6NrfMnW
- TLSH T179659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1528 RobloxGameClientHandler.exe 1588 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_04ce362928080f83b3c0ff3f03d438d8_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_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_04ce362928080f83b3c0ff3f03d438d8_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 RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.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_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1528 RobloxGameClientHandler.exe 1528 RobloxGameClientHandler.exe 1528 RobloxGameClientHandler.exe 1528 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1528 wrote to memory of 1588 1528 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_04ce362928080f83b3c0ff3f03d438d8_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_04ce362928080f83b3c0ff3f03d438d8_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:5868
-
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:1528 -
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:1588
-
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 bb1a5ae09fc102ac97e469ae7916e900b7ab652c230f90b43d3d8b91f25936ae
- MD5 cd4e751acb06f2c4638136fffed8dff4
- SHA1 6de37ca821a3a7905484a4ba2904b94eb3c03f57
- SHA512 2e9f92a18f13c7711e72fd1ff069f677533302eaf01d97bf4e80bff0f0ea0e7e899aae5ef861a43bbee1d55c6f82d77e0b8670c6cc64309f68869e5cb5380f13
- SSDEEP 24576:pBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:pBPBiRe6NrfMnu
- TLSH T12D659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH