Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
26/10/2026, 23:01
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261026-2zv2tsw15n
- SHA256 931b35423986f747cc702c0a2df18a22a33dd22c137e30ea2a65802471d1f19b
- MD5 7b1c40ceb4652a9cf31147762a48b1e1
- SHA1 1ef81a66be7504ae10788cc230e0957cc4a6a8c0
- SHA512 f604e48266fdb579dc2c02bfcb800141155e7e3c90a8ea60644057f640d387aa18badf061a6d4f93571b3f6164cc6a8036c6472fa961359db08d028f7cb7562b
- SSDEEP 24576:TBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:TBPBiRe6NrfMn+
- TLSH T12A659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4776 RobloxGameClientHandler.exe 2768 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_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 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_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 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_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 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4776 RobloxGameClientHandler.exe 4776 RobloxGameClientHandler.exe 4776 RobloxGameClientHandler.exe 4776 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4776 wrote to memory of 2768 4776 RobloxGameClientHandler.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-25_7b1c40ceb4652a9cf31147762a48b1e1_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:3436
-
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:4776 -
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:2768
-
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 08c4bb7309f2c257c62b94e7cfe87012724a3bc094a9d481c642258e37ddd6bb
- MD5 fe3ea315b356a9a0a53c7f5c53a19199
- SHA1 e8bfb3cee84f6195a66a3f5aad0876ab779b8c38
- SHA512 e2336d1cbc88273a6a756a41ead49a67e52eaf04db3127fad8be53abe19d676788e156f0c9040f81a32442446c029a00844b64896998cfe279c9845f4a7a3c7a
- SSDEEP 24576:1BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBk:1BPBiRe6NrfMnG
- TLSH T145659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH