Analysis
- max time kernel
148s - max time network
126s - 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, 04:27
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261030-e3gx2swt6q
- SHA256 0c5101e9fae4584da92330338a56392603243077b06e9970b75bac584f5ac646
- MD5 5436cc4c72587cbc1aeacb8f99a1d88a
- SHA1 0a6dac9120e9f8dd7e103db25d3e475d80442f2b
- SHA512 caa9fcacbaaf9cdcaf13ce7f771a5892980fc9e0dfe02710a42a8625903ab20d7c7ca056d779a6fbb6cef1b419e1d18a629f85e6510a799d4538e52c903645d2
- SSDEEP 24576:mBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:mBPBiRe6NrfMn2
- TLSH T1B9659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4964 RobloxGameClientHandler.exe 3096 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-696679853-3915825385-3233721679-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_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 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_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 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_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 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4964 RobloxGameClientHandler.exe 4964 RobloxGameClientHandler.exe 4964 RobloxGameClientHandler.exe 4964 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4964 wrote to memory of 3096 4964 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_5436cc4c72587cbc1aeacb8f99a1d88a_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:5032
-
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:4964 -
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:3096
-
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 98e6244382ab035fe1eedede4c847ef6095a9654c2410b86e184c5494c32a726
- MD5 08cc13591b5750d71446aa7f80dc12c3
- SHA1 c7d1d7c0f9a6d4a47a65b5afeb1cfa4ad7242504
- SHA512 702947eaee559f2259a0ece9b101fadc03b3e8c83f31831c9b5bf84f5d1373dd8e6b04b80aeb77e56e953b2f3eb1065c6b0a39d130a9efe49c2cf82d7bd5a6fd
- SSDEEP 24576:pBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBM:pBPBiRe6NrfMnO
- TLSH T101659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH