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, 08:01
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261024-jwss7axy9p
- SHA256 97d349015d0ff04bdb9e41db075633b8c7956779d60186d2e2a794b7df500bb1
- MD5 78842f6039b07f7f2881ce3812902ae3
- SHA1 843518d6c56c0ad9d04e5848907f4eaac77d943c
- SHA512 14079981c5b8a296206698c908fa6e276c91d0eaf21046ec1d436ee0bc05187740ec3873fac555c74abfc81339a02f744deec649c51b79830c034435bd8f6bc7
- SSDEEP 24576:aBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBc:aBPBiRe6NrfMne
- TLSH T171659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4636 RobloxGameClientHandler.exe 3388 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-22_78842f6039b07f7f2881ce3812902ae3_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_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_78842f6039b07f7f2881ce3812902ae3_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 2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.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 2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4636 RobloxGameClientHandler.exe 4636 RobloxGameClientHandler.exe 4636 RobloxGameClientHandler.exe 4636 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4636 wrote to memory of 3388 4636 RobloxGameClientHandler.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_78842f6039b07f7f2881ce3812902ae3_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_78842f6039b07f7f2881ce3812902ae3_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:124
-
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:4636 -
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:3388
-
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 7c77551000b3a5965db6067627af117bdf8db06e274ba4bf650bbf188fb4a39e
- MD5 f309a19779db00d97e22323c80612297
- SHA1 d8f225ddbcce8c26eb923816ca417ca74ac4afcb
- SHA512 495814d04b64d03190ade020bb4711206357eaa25247211e695b891e2e88e16e35ad5ae341d8ff147a1b5ec54cd5f64b2387a9641aadaabca71da7d4554c3fd0
- SSDEEP 24576:RBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBE:RBPBiRe6NrfMn2
- TLSH T19D659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH