Analysis
- max time kernel
149s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/10/2026, 02:22
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261027-ctvrfa1sat
- SHA256 0f112d7fb87648423ad6282018f085295b75065ae20fb1b962459267725d6d52
- MD5 f3b2e1008bbc39f9ae7d8e89f6fad7e0
- SHA1 cf7dffa2bc6289f788ce94729d7d63f834f5df7d
- SHA512 9071a9b67f73bb358316295efaef8a5032b4149e666390de8d3e788c5cdc362b353f5d4f8ffdf752860bf79ad5a4fddbe2a3b92c9b55b86506a84f8adc7e27e4
- SSDEEP 24576:4BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBU:4BPBiRe6NrfMn2
- TLSH T149659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2148 RobloxGameClientHandler.exe 1552 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-895009113-1202185046-1686627690-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_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 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_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 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_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 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2148 RobloxGameClientHandler.exe 2148 RobloxGameClientHandler.exe 2148 RobloxGameClientHandler.exe 2148 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2148 wrote to memory of 1552 2148 RobloxGameClientHandler.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_f3b2e1008bbc39f9ae7d8e89f6fad7e0_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:5096
-
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:2148 -
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:1552
-
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 9bde52bfae19da2763e9d2b20407b1819d1bc10338dec849167569f26f2bfc03
- MD5 bdcaa5aca82289a7a8e6b611c6cdde57
- SHA1 d673946b389da8d6fb19018b5d4852b9399f4cb8
- SHA512 21f8667610248499ec14d1e36a077e0bc7c91261cdf45aaae9866f4eff9511b1cca10f2071caff2678028409b454f86fa17987c08152de13aafc1cd806ea2ff0
- SSDEEP 24576:yBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBs:yBPBiRe6NrfMnu
- TLSH T1CC659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH