Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-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 2396 RobloxGameClientHandler.exe 2972 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000\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 2396 RobloxGameClientHandler.exe 2396 RobloxGameClientHandler.exe 2396 RobloxGameClientHandler.exe 2396 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2396 wrote to memory of 2972 2396 RobloxGameClientHandler.exe 95
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:1164
-
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:2396 -
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:2972
-
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 e9b6785d8b68bf01cf925c93a1a96416ac38285997217d5af27c6dd547c302ce
- MD5 7cb76a33da7cfbc3d304872bbc343d67
- SHA1 3b844e81d8932b13a71cb0900f7e022a5dd24a71
- SHA512 e249acd7f7026845b9ca0d26effc6a25bb36264c6d4cd9bb013c8f39a7035bcc125045e1948ba2c60014f3a9d426853369234a5e27031bde9b5ad4bb1b5c39f1
- SSDEEP 24576:cBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBc:cBPBiRe6NrfMnu
- TLSH T16C659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH