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
30/10/2026, 22:29
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261030-2ejs3afv7z
- SHA256 d0cae778d03b9ef198ee70345814ff429b8742a0dd070c99128d4e40ef8f63b9
- MD5 8e05b794c0dfc0a75d50bc2a283b3eb2
- SHA1 9204be1b9017e7130e58b13333174049e7fad2c2
- SHA512 69c604a365f94fd3a92ec27cbd3a7e9229fc1b97137bf50329467255c055eeb83863f4ced1ee6a27c7d6e7be988ecd1c12437cc6793c53374d5a8879e84ce14a
- SSDEEP 24576:LBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:LBPBiRe6NrfMnO
- TLSH T1F5659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4276 RobloxGameClientHandler.exe 4484 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_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_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_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_8e05b794c0dfc0a75d50bc2a283b3eb2_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\2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4276 RobloxGameClientHandler.exe 4276 RobloxGameClientHandler.exe 4276 RobloxGameClientHandler.exe 4276 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4276 wrote to memory of 4484 4276 RobloxGameClientHandler.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-30_8e05b794c0dfc0a75d50bc2a283b3eb2_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:6032
-
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:4276 -
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:4484
-
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 31f762816e07fd6c62be95bfebb77c1efe574638355cef40fe0e83f93c738bb4
- MD5 df8efa98ef706ca2b09dd181f988f4a0
- SHA1 5396a13332cc8c3a1771a1850cfefa39cad24c6b
- SHA512 f2d774e8fd94093f76c62c2d745ae0eb090eba69ebfc5ae570901a97c49df1a7d3ea6d6d1d72cc78cf131e8de50443704a8238d0b308d93de0babef5a10db5fd
- SSDEEP 24576:dBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBc:dBPBiRe6NrfMn+
- TLSH T153659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH