Analysis
- max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/10/2026, 23:28
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261011-3f2wpsbc37
- SHA256 fb7756273080fd387839fe8586259d322f7f984ac1635a46fa7a1ed8f52977b6
- MD5 7690b126f3efcf990719d4325b6d3878
- SHA1 345f16a6aca9aed324dbc422a7f37c4af8e4e570
- SHA512 d7a604fb4f79077968ccf6bcf454ed72fbb238a22dcc62a679a43d9fc7ec11112495d76e17a855e77f54641fc477f6a6457576b154d58c61e9ba4c557386d25f
- SSDEEP 24576:aBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBg:aBPBiRe6NrfMnW
- TLSH T18C659D02B28A43FDC5E311B8FE29B1E39876952D637B65F3606C425824309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4784 RobloxGameClientHandler.exe 2960 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-747854149-4118156852-591593384-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-09_7690b126f3efcf990719d4325b6d3878_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 2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-09_7690b126f3efcf990719d4325b6d3878_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 2026-10-09_7690b126f3efcf990719d4325b6d3878_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 2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4784 RobloxGameClientHandler.exe 4784 RobloxGameClientHandler.exe 4784 RobloxGameClientHandler.exe 4784 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4784 wrote to memory of 2960 4784 RobloxGameClientHandler.exe 108
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-09_7690b126f3efcf990719d4325b6d3878_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-09_7690b126f3efcf990719d4325b6d3878_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:4568
-
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:4784 -
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:2960
-
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 393c407c55da659bf420b5ffd833a97a0da975de8459235419459ee77f623ae9
- MD5 d5c9203708f6b85c4d67415a5fc1b396
- SHA1 b60cbe7a3bda7dd7e146abd57b6f6ae02d0b1c2d
- SHA512 2d01335ccbef19cffa2d73016b8f77f8ad45bc3cfa1e7507354c5584af845116662ebb1ae3e4d34cd48450221ceb3a4182062468d048dda43501f93e31bec918
- SSDEEP 24576:GBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBI:GBPBiRe6NrfMn+
- TLSH T142659D02B28A43FDC5E311B8FE29B1E39876952D637B65F3606C425824309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH