Analysis

  • max time kernel
    134s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 01:34

General

  • Target
    2026-07-05_5e699896f70f91eb1019e8bacc4d2e8a_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe
  • Size 783KB
  • Sample260705-bzgw4ags21
  • SHA256 d345242725e3e1776d8abf294119f0b4618e24f6d3df77618f61508b5f7b60c3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-05_5e699896f70f91eb1019e8bacc4d2e8a_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-05_5e699896f70f91eb1019e8bacc4d2e8a_amadey_elex_luca-stealer_njrat_remcos_smoke-loader.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5464
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3228
  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:5528
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:2996
  • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
    "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
    1⤵
    • Executes dropped EXE
    PID:6092
  • \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
    "c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"
    1⤵
    • Executes dropped EXE
    PID:4700
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:6040
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4228
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4192

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        elevation_service.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
        • Size 2.7MB
        • SHA256 ed1e755f6e9a661be2097a32b993b0143572d7eac1a1001fd38f05ada69e37c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservice.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        • Size 845KB
        • SHA256 5a251c11bcfb3527a9a6b57d4e5e284f5217c3b42ffa6ca8e5e19962339cb7db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OSE.EXE

        • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
        • Size 826KB
        • SHA256 749f326ff5cf1436dd06eaa626646fd368d755c3414353c17aab3b3fd3117295
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 2.8MB
        • SHA256 0af2653aa978622d6663aaca1b84c38eb6846370bfd1e62478c66a6136e51010
        • MD5 SHA1 SHA512 SSDEEP TLSH

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH

        alg.exe

        • Path C:\Windows\System32\alg.exe
        • Size 776KB
        • SHA256 e2b323b68f8f30320fc358235462228d4a9426cbe6abf0ffc19e5dd9da21b296
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2996-38-0x000001573E870000-0x000001573E8D6000-memory.dmp

        memory/2996-37-0x000001573E870000-0x000001573E8D6000-memory.dmp

        memory/2996-36-0x000001573E660000-0x000001573E749000-memory.dmp

        memory/3228-17-0x000002D4EBE30000-0x000002D4EBE96000-memory.dmp

        memory/3228-16-0x000002D4EBE30000-0x000002D4EBE96000-memory.dmp

        memory/3228-15-0x000002D4EBE30000-0x000002D4EBE96000-memory.dmp

        memory/3228-14-0x00007FF61E2E0000-0x00007FF61E402000-memory.dmp

        memory/3228-62-0x00007FF61E2E0000-0x00007FF61E402000-memory.dmp

        memory/4228-232-0x0000020F02D70000-0x0000020F02D90000-memory.dmp

        memory/4228-210-0x0000020F001E0000-0x0000020F002E0000-memory.dmp

        memory/4228-209-0x0000020F001E0000-0x0000020F002E0000-memory.dmp

        memory/4228-222-0x0000020F02E90000-0x0000020F02F90000-memory.dmp

        memory/4228-254-0x0000020F14210000-0x0000020F14230000-memory.dmp

        memory/4228-208-0x0000020F001E0000-0x0000020F002E0000-memory.dmp

        memory/4228-220-0x0000020F02930000-0x0000020F02950000-memory.dmp

        memory/4700-57-0x000001C83A360000-0x000001C83A3C6000-memory.dmp

        memory/4700-56-0x000001C83A3E0000-0x000001C83A4C9000-memory.dmp

        memory/4700-58-0x000001C83A360000-0x000001C83A3C6000-memory.dmp

        memory/5464-0-0x0000000003190000-0x00000000032B1000-memory.dmp

        memory/5464-6-0x00000000033A0000-0x0000000003409000-memory.dmp

        memory/5464-1-0x00000000033A0000-0x0000000003409000-memory.dmp

        memory/5528-28-0x00000281A66D0000-0x00000281A6736000-memory.dmp

        memory/5528-27-0x00000281A64D0000-0x00000281A65B9000-memory.dmp

        memory/5528-29-0x00000281A66D0000-0x00000281A6736000-memory.dmp

        memory/5528-30-0x00000281A66D0000-0x00000281A6736000-memory.dmp

        memory/6092-53-0x00007FF6811D0000-0x00007FF681337000-memory.dmp

        memory/6092-51-0x000001C7068F0000-0x000001C706956000-memory.dmp

        memory/6092-46-0x000001C7068F0000-0x000001C706956000-memory.dmp

        memory/6092-45-0x000001C7068F0000-0x000001C706956000-memory.dmp

        memory/6092-44-0x00007FF6811D0000-0x00007FF681337000-memory.dmp