Analysis
- max time kernel
148s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 14:29
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261102-rtkc2afd39
- SHA256 06f2112f6a41733a43e987988f5a63c487eedf8e65ab3159233a0a9e991e539b
- MD5 94d3d668321a1153a6d9d52df55236db
- SHA1 4d239da7776e6606c283f088e97774f01602da62
- SHA512 99f15c20f23ec487103fe308ba3871c92ecc377303ebb53d2db8a3853572b96f05d449842288c672827972ec33fac1b522fc04c2501fc7f983c6aa995ffdce74
- SSDEEP 24576:lBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:lBPBiRe6NrfMnO
- TLSH T1D0659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2568 RobloxGameClientHandler.exe 5256 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1262770251-41185387-1005173349-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-11-01_94d3d668321a1153a6d9d52df55236db_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 2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_94d3d668321a1153a6d9d52df55236db_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 2026-11-01_94d3d668321a1153a6d9d52df55236db_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 2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2568 RobloxGameClientHandler.exe 2568 RobloxGameClientHandler.exe 2568 RobloxGameClientHandler.exe 2568 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2568 wrote to memory of 5256 2568 RobloxGameClientHandler.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_94d3d668321a1153a6d9d52df55236db_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_94d3d668321a1153a6d9d52df55236db_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:3104
-
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:2568 -
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:5256
-
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 20cac476d553f12448029899653de39971567d1f698d0b45c9bd02dcbe525228
- MD5 db80cf92b22921122bc515a7590121dc
- SHA1 17e2f4b172050ba1a4cb5709b1c9a51108a282d6
- SHA512 813c1adffeef2ac66d2526b475fd3ba32dcc159625b2de12cc2f9df0b195abacac221026ba4eada5389a83a165f90e2f5bf41d8af052aa139461309869bab113
- SSDEEP 24576:aBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBs:aBPBiRe6NrfMnO
- TLSH T14E659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH