Analysis
- max time kernel
150s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/10/2026, 17:09
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261030-vpgm5afa66
- SHA256 ead76616b78fe038fbc24f72e99603e9c030b1f1c25eca1c2cb9435ab9733631
- MD5 c86d6953d58ca61d747d80b9239b606a
- SHA1 65feefd91e647be887e5489af58fec4be0410a90
- SHA512 3837f841d6e34afcce568ede9b65a4a617595fe5b44499a59c71269b39800202afcaecca8800d32e45f50e5cdfacabe2fd254fed06e9be4e38393db4ee98024b
- SSDEEP 24576:ZBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:ZBPBiRe6NrfMn2
- TLSH T163659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 5020 RobloxGameClientHandler.exe 4816 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-30_c86d6953d58ca61d747d80b9239b606a_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 2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-30_c86d6953d58ca61d747d80b9239b606a_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 2026-10-30_c86d6953d58ca61d747d80b9239b606a_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 2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5020 RobloxGameClientHandler.exe 5020 RobloxGameClientHandler.exe 5020 RobloxGameClientHandler.exe 5020 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5020 wrote to memory of 4816 5020 RobloxGameClientHandler.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-30_c86d6953d58ca61d747d80b9239b606a_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-30_c86d6953d58ca61d747d80b9239b606a_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:5092
-
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:5020 -
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:4816
-
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 478d621990cf02cbd1235d5a34037d3a4348e21308b07e7907502b052a6b82e4
- MD5 a1b88c213c1366bf1ba35e59973d43e1
- SHA1 e2fa0cd912be599516559d228be866f3e27dff70
- SHA512 8e90b34d0a4ff742c267c5bb7bea9e66e8f94079309356d5abb8c5873a6519ea3716f4a15a9e60fc177965f87d84e8b4122e26762fa5314469e0e945c5ac0bbb
- SSDEEP 24576:8BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:8BPBiRe6NrfMn+
- TLSH T199659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH