Analysis

  • user interaction
    yes
  • max time kernel
    128s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/08/2026, 12:31

General

  • Target
    XWorm Launcher.exe
  • Size 193KB
  • Sample260806-pp3byabn2v
  • SHA256 aa262ee9d0e92a95ff10a88d297e46202e4c1d3d9c66cc8bc23cf692dd750bda
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 7 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 5 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\XWorm Launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\XWorm Launcher.exe"
    1⤵
    • Creates a file in the Startup directory
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XWorm Launcher.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:788
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWorm Launcher.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:236
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4444
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Bwwighui87243bjiserinijawereoaerg.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      PID:3904
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Bwwighui87243bjiserinijawereoaerg" /tr "C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4400
  • C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe
    C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe
    1⤵
    • Executes dropped EXE
    PID:1804
  • C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe
    "C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe" -ServerName:SecHealthUI.AppX8tam42xc7v2czs3s1nt0nkxvfjtepzp9.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1432
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
    1⤵
      PID:1324
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {E041C90B-68BA-42C9-991E-477B73A75C90} -Embedding
      1⤵
        PID:1448
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k GPSvcGroup
        1⤵
          PID:1492
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k WbioSvcGroup -s WbioSrvc
          1⤵
          • Drops file in System32 directory
          • Checks processor information in registry
          PID:5812
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
          1⤵
            PID:5676
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
            1⤵
            • Modifies data under HKEY_USERS
            PID:2740
          • C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe
            "C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe"
            1⤵
            • Executes dropped EXE
            PID:600
          • C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe
            "C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe" -ServerName:SecHealthUI.AppX8tam42xc7v2czs3s1nt0nkxvfjtepzp9.mca
            1⤵
            • Suspicious use of SetWindowsHookEx
            PID:1924
          • C:\Windows\System32\SecurityHealthHost.exe
            \\?\C:\Windows\System32\SecurityHealthHost.exe {E041C90B-68BA-42C9-991E-477B73A75C90} -Embedding
            1⤵
              PID:1424
            • C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe
              "C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe" -ServerName:SecHealthUI.AppX8tam42xc7v2czs3s1nt0nkxvfjtepzp9.mca
              1⤵
              • Suspicious use of SetWindowsHookEx
              PID:4392
            • C:\Windows\System32\SecurityHealthHost.exe
              \\?\C:\Windows\System32\SecurityHealthHost.exe {E041C90B-68BA-42C9-991E-477B73A75C90} -Embedding
              1⤵
                PID:3740

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    StartupProfileData-NonInteractive

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                    • Size 1KB
                    • SHA256 8ea74a709f1293b423fbd9b962bf34b56a1cb689efd28a2a08a38b0f55f787b7
                    • MD5 SHA1 SHA512 TLSH

                    StartupProfileData-NonInteractive

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                    • Size 1KB
                    • SHA256 da5eb62ec0a0befe9b7c569fcb8929d4a175a1465e63d612a12712931b961d98
                    • MD5 SHA1 SHA512 TLSH

                    StartupProfileData-NonInteractive

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                    • Size 1KB
                    • SHA256 31f54a84498a62f4280cdad450e7e459b75378c7e67bfcf3279f493410eef07a
                    • MD5 SHA1 SHA512 TLSH

                    __PSScriptPolicyTest_zzjfpaxm.tes.ps1

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

                    Bwwighui87243bjiserinijawereoaerg.exe

                    • Path C:\Users\Admin\AppData\Roaming\Bwwighui87243bjiserinijawereoaerg.exe
                    • Size 193KB
                    • SHA256 aa262ee9d0e92a95ff10a88d297e46202e4c1d3d9c66cc8bc23cf692dd750bda
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/788-25-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-22-0x000001CF9DAD0000-0x000001CF9DB82000-memory.dmp

                    memory/788-27-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-8-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-9-0x000001CF9DA20000-0x000001CF9DA42000-memory.dmp

                    memory/788-12-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-13-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-14-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-15-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-16-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-17-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-20-0x000001CF9DAB0000-0x000001CF9DACE000-memory.dmp

                    memory/788-21-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-24-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/788-23-0x000001CF9DAA0000-0x000001CF9DAAA000-memory.dmp

                    memory/4236-6-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-0-0x00007FFF27A3F000-0x00007FFF27A40000-memory.dmp

                    memory/4236-7-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-5-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-4-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-33-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-3-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-2-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-51-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp

                    memory/4236-1-0x0000000000030000-0x0000000000066000-memory.dmp

                    memory/4236-54-0x00007FFF278B0000-0x00007FFF28254000-memory.dmp