Analysis

  • user interaction
    yes
  • max time kernel
    24s
  • max time network
    29s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 12:19

Errors

Reason
Machine shutdown

General

  • Target
    free_perm/spoof.bat
  • Size 5KB
  • Sample260802-pg6z6aam41
  • SHA256 366d6b53483ae1e50213de26593f7f8fd6830cba86f14490d27145658949784b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Cerber 7 IoCs

    Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

  • Drops file in Drivers directory 21 IoCs
  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 7 IoCs
  • Power Settings 1 TTPs 1 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs

    Command interpreters often include specific commands/flags that ignore errors and other hangups.

  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Using powershell.exe command.

  • Executes a command shell one-liner 1 TTPs 5 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: LoadsDriver 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\free_perm\spoof.bat"
    1⤵
    • Drops file in Drivers directory
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Windows\system32\net.exe
      net session
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3240
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 session
        3⤵
          PID:1496
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c powershell -NoProfile -Command "$c='0123456789abcdef';$n='';1..12|ForEach-Object{$n+=$c[(Get-Random -Maximum 16)]};$n"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4488
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -NoProfile -Command "$c='0123456789abcdef';$n='';1..12|ForEach-Object{$n+=$c[(Get-Random -Maximum 16)]};$n"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4116
      • C:\Windows\system32\reg.exe
        reg add "HKLM\SOFTWARE\Spoofer" /v ServiceName /t REG_SZ /d 9d7513b0a44f /f
        2⤵
          PID:5736
        • C:\Windows\system32\reg.exe
          reg add "HKLM\SYSTEM\CurrentControlSet\Policies" /v Valid /t REG_DWORD /d 0 /f
          2⤵
            PID:1520
          • C:\Windows\system32\reg.exe
            reg add "HKLM\SYSTEM\CurrentControlSet\Policies" /v Efi /t REG_DWORD /d 0 /f
            2⤵
              PID:696
            • C:\Windows\system32\reg.exe
              reg add "HKLM\SYSTEM\CurrentControlSet\Policies" /v Load /t REG_DWORD /d 0 /f
              2⤵
                PID:2544
              • C:\Windows\system32\sc.exe
                sc create 9d7513b0a44f type= kernel start= boot error= normal group= "System Bus Extender" binpath= "C:\Windows\System32\drivers\9d7513b0a44f.sys"
                2⤵
                • Launches sc.exe
                PID:2568
              • C:\Windows\system32\reg.exe
                reg add "HKLM\System\CurrentControlSet\Services\9d7513b0a44f" /v Tag /t REG_DWORD /d 1 /f
                2⤵
                  PID:6084
                • C:\Windows\system32\sc.exe
                  sc query winxsrcsv64
                  2⤵
                  • Launches sc.exe
                  PID:4580
                • C:\Windows\system32\sc.exe
                  sc create winxsrcsv64 type= kernel start= demand error= normal binpath= "\SystemRoot\System32\drivers\winxsrcsv64.sys"
                  2⤵
                  • Launches sc.exe
                  PID:5940
                • C:\Windows\system32\sc.exe
                  sc start winxsrcsv64
                  2⤵
                  • Launches sc.exe
                  PID:476
                • C:\Windows\system32\taskkill.exe
                  taskkill /F /IM WmiPrvSE.exe
                  2⤵
                  • Family: Cerber
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4376
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c powershell -NoProfile -Command "$b=[Environment]::OSVersion.Version.Build;if($b -ge 22000){'8'}elseif($b -ge 19041){'7'}elseif($b -ge 17763){'6'}elseif($b -ge 10240){'5'}elseif($b -ge 9600){'4'}elseif($b -ge 9200){'3'}elseif($b -ge 7601){'2'}else{'1'}"
                  2⤵
                  • Executes a command shell one-liner
                  • Suspicious use of WriteProcessMemory
                  PID:5484
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    powershell -NoProfile -Command "$b=[Environment]::OSVersion.Version.Build;if($b -ge 22000){'8'}elseif($b -ge 19041){'7'}elseif($b -ge 17763){'6'}elseif($b -ge 10240){'5'}elseif($b -ge 9600){'4'}elseif($b -ge 9200){'3'}elseif($b -ge 7601){'2'}else{'1'}"
                    3⤵
                    • Command and Scripting Interpreter: PowerShell
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5772
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /OS 8
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:420
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /SF "To be filled by O.E.M."
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:3980
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /PAT "To be filled by O.E.M."
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:56
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /PPN "To be filled by O.E.M."
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:1756
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /PSN "To be filled by O.E.M."
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:1956
                • C:\Windows\System32\drivers\winxsrcsv64.exe
                  winxsrcsv64.exe /BT "Default string"
                  2⤵
                  • Family: Cerber
                  • Executes dropped EXE
                  PID:3888
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c powershell -NoProfile -Command "(Get-CimInstance Win32_BaseBoard -ErrorAction SilentlyContinue).Manufacturer"
                  2⤵
                  • Executes a command shell one-liner
                  • Suspicious use of WriteProcessMemory
                  PID:3444
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    powershell -NoProfile -Command "(Get-CimInstance Win32_BaseBoard -ErrorAction SilentlyContinue).Manufacturer"
                    3⤵
                    • Hide Artifacts: Ignore Process Interrupts
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1228
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Unknown "
                  2⤵
                    PID:2656
                  • C:\Windows\system32\findstr.exe
                    findstr /I /C:"Hewlett-Packard" /C:"HP"
                    2⤵
                      PID:2636
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      powershell -NoProfile -Command "$c='0123456789ABCDEF';$g={-join (1..5|ForEach-Object{$c[(Get-Random -Maximum 16)]})};$v=(& $g)+'-'+(& $g)+'-'+(& $g)+'-00AEM';cmd /c reg add \"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\" /v ProductId /t REG_SZ /d \"$v\" /f"
                      2⤵
                      • Command and Scripting Interpreter: PowerShell
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:5564
                      • C:\Windows\system32\cmd.exe
                        "C:\Windows\system32\cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v ProductId /t REG_SZ /d D7AED-31308-755B1-00AEM /f
                        3⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:3464
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v ProductId /t REG_SZ /d D7AED-31308-755B1-00AEM /f
                          4⤵
                            PID:6116
                      • C:\Windows\system32\reg.exe
                        reg add "HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\Scsi\Scsi Port 0\Scsi Bus 0\Target Id 0\Logical Unit Id 0" /v Identifier /t REG_SZ /d 27904-15414 /f
                        2⤵
                          PID:5292
                        • C:\Windows\system32\reg.exe
                          reg add "HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\Scsi\Scsi Port 0\Scsi Bus 0\Target Id 0\Logical Unit Id 0" /v SerialNumber /t REG_SZ /d 20425-16287 /f
                          2⤵
                            PID:2876
                          • C:\Windows\system32\powercfg.exe
                            powercfg /h off
                            2⤵
                            • Power Settings
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1224
                          • C:\Windows\system32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v PowerdownAfterShutdown /t REG_SZ /d 1 /f
                            2⤵
                              PID:2596
                            • C:\Windows\system32\shutdown.exe
                              shutdown /r /t 0
                              2⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3596
                          • C:\Windows\System32\drivers\winxsrcsv64.sys
                            C:\Windows\System32\drivers\winxsrcsv64.sys
                            1⤵
                            • Executes dropped EXE
                            PID:4548
                          • C:\Windows\system32\LogonUI.exe
                            "LogonUI.exe" /flags:0x4 /state0:0xa3a37055 /state1:0x41c64e6d
                            1⤵
                            • Modifies data under HKEY_USERS
                            • Suspicious use of SetWindowsHookEx
                            PID:3900
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k CameraMonitor
                            1⤵
                              PID:1848

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  StartupProfileData-NonInteractive

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                  • Size 1KB
                                  • SHA256 30968549dad31e60a30bcfafe0bc33e745f34f538841d09b91306ea455eee958
                                  • MD5 SHA1 SHA512 TLSH

                                  StartupProfileData-NonInteractive

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                  • Size 948B
                                  • SHA256 beb89f9355be2debcce3233a89ad4d63ec861b41b73c309d63444f4b800dc129
                                  • MD5 SHA1 SHA512 TLSH

                                  StartupProfileData-NonInteractive

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                  • Size 1KB
                                  • SHA256 2706f7a3cde18304b8eb65dc0fa6d884f09a46a78e320302afda951d20885534
                                  • MD5 SHA1 SHA512 TLSH

                                  __PSScriptPolicyTest_mmpesw4f.aij.ps1

                                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mmpesw4f.aij.ps1
                                  • Size 60B
                                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                  • MD5 SHA1 SHA512 TLSH

                                  winxsrcsv64.exe

                                  • Path C:\Windows\System32\drivers\winxsrcsv64.exe
                                  • Size 377KB
                                  • SHA256 5e66ba6e5dc98c65fb5d6a0c4bef4a090aad01386ef44643c416b613bdb70a38
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  winxsrcsv64.sys

                                  • Path C:\Windows\System32\drivers\winxsrcsv64.sys
                                  • Size 25KB
                                  • SHA256 692afddcd14a26a38da1150dbc0df9486999d9bc3efee51695f9f9eb2eb00952
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  memory/1228-41-0x000001B3F4E90000-0x000001B3F4EB4000-memory.dmp

                                  memory/1228-40-0x000001B3F4E90000-0x000001B3F4EBA000-memory.dmp

                                  memory/1228-39-0x000001B3F4D00000-0x000001B3F4D0A000-memory.dmp

                                  memory/1228-38-0x000001B3F4C40000-0x000001B3F4CF2000-memory.dmp

                                  memory/1228-37-0x000001B3F4C20000-0x000001B3F4C3E000-memory.dmp

                                  memory/4116-9-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-10-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-15-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-16-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-17-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-19-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-13-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-12-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-11-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-14-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-0-0x00007FFB6A85F000-0x00007FFB6A860000-memory.dmp

                                  memory/4116-8-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-7-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-6-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-2-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp

                                  memory/4116-5-0x000001284C840000-0x000001284C862000-memory.dmp

                                  memory/4116-1-0x00007FFB6A6D0000-0x00007FFB6B074000-memory.dmp