Analysis

  • max time kernel
    599s
  • max time network
    547s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 01:13

General

  • Target
    $R0/Uninstall Trauma Lab.exe
  • Size 243KB
  • Sample261102-blh71aztaw
  • SHA256 cdb8a3ef9f43d3def0357e4ae93c7ecc619d9491db75bd33ef9f4c54add3d9a0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 13 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to get system information.

  • Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 3 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.

  • Uses Volume Shadow Copy WMI provider

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

  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Trauma Lab.exe
    "C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Trauma Lab.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5084
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3776
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -C "if (Get-Command Get-CimInstance -ErrorAction SilentlyContinue) { exit 0 } else { exit 1 }"
        3⤵
        • Hide Artifacts: Ignore Process Interrupts
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5768
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -C "if ((Get-ExecutionPolicy -Scope Process) -eq 'Restricted') { exit 1 } else { exit 0 }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4936
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -C "if ((Get-CimInstance -ClassName Win32_Process | ? {$_.Path -and $_.Path.StartsWith('C:\Users\Admin\AppData\Local\Programs\Trauma Lab', 'CurrentCultureIgnoreCase')}).Count -gt 0) { exit 0 } else { exit 1 }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4428
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4900
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4628
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:364
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:260

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 17KB
          • SHA256 11169bdaa6c169fc487d48b0a011f006e97a6d2836bff5605de785af9b5e3121
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 16KB
          • SHA256 7d7b067320be3c83df3f020009a96215c22adad1addc219616aaaec52a956f81
          • MD5 SHA1 SHA512 SSDEEP TLSH

          prep_Activatable Class_Hermes_perf.cache

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 603B
          • SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
          • MD5 SHA1 SHA512 TLSH

          prep_Activatable Class_Hermes_perf.cache

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_0lxwpzfq.pwx.psm1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0lxwpzfq.pwx.psm1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          StdUtils.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\StdUtils.dll
          • Size 100KB
          • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\System.dll
          • Size 12KB
          • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UAC.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\UAC.dll
          • Size 14KB
          • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WinShell.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\WinShell.dll
          • Size 3KB
          • SHA256 9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
          • MD5 SHA1 SHA512 TLSH

          modern-wizard.bmp

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\modern-wizard.bmp
          • Size 150KB
          • SHA256 9bea01585292f229a7ae84775f56e240fbd582bd13c6663a1032ccc01e1178c4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          nsDialogs.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\nsDialogs.dll
          • Size 9KB
          • SHA256 1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172
          • MD5 SHA1 SHA512 SSDEEP TLSH

          nsExec.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsf9AE0.tmp\nsExec.dll
          • Size 6KB
          • SHA256 5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Un_A.exe

          • Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
          • Size 243KB
          • SHA256 cdb8a3ef9f43d3def0357e4ae93c7ecc619d9491db75bd33ef9f4c54add3d9a0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/364-125-0x0000022A801E0000-0x0000022A802E0000-memory.dmp

          memory/364-170-0x0000022A94040000-0x0000022A94060000-memory.dmp

          memory/364-132-0x0000022A82D30000-0x0000022A82E30000-memory.dmp

          memory/364-131-0x0000022A82910000-0x0000022A82930000-memory.dmp

          memory/364-126-0x0000022A801E0000-0x0000022A802E0000-memory.dmp

          memory/364-133-0x0000022A82CF0000-0x0000022A82D10000-memory.dmp

          memory/364-124-0x0000022A801E0000-0x0000022A802E0000-memory.dmp

          memory/4428-76-0x000000006FB60000-0x000000006FEBB000-memory.dmp

          memory/4428-73-0x000000006FA00000-0x000000006FA4C000-memory.dmp

          memory/4936-65-0x0000000007520000-0x0000000007531000-memory.dmp

          memory/4936-64-0x00000000075C0000-0x0000000007656000-memory.dmp

          memory/4936-61-0x000000006FA00000-0x000000006FA4C000-memory.dmp

          memory/5768-31-0x0000000005B40000-0x0000000005B62000-memory.dmp

          memory/5768-48-0x0000000007D90000-0x0000000007DAA000-memory.dmp

          memory/5768-49-0x0000000007E00000-0x0000000007E0A000-memory.dmp

          memory/5768-50-0x0000000007FA0000-0x0000000007FCA000-memory.dmp

          memory/5768-51-0x0000000007FD0000-0x0000000007FF4000-memory.dmp

          memory/5768-52-0x000000006FB60000-0x000000006FEBB000-memory.dmp

          memory/5768-54-0x0000000073040000-0x00000000737FC000-memory.dmp

          memory/5768-47-0x0000000008410000-0x0000000008A8C000-memory.dmp

          memory/5768-46-0x0000000073040000-0x00000000737FC000-memory.dmp

          memory/5768-45-0x0000000007CE0000-0x0000000007D83000-memory.dmp

          memory/5768-43-0x0000000073040000-0x00000000737FC000-memory.dmp

          memory/5768-39-0x0000000007A20000-0x0000000007A56000-memory.dmp

          memory/5768-44-0x0000000007030000-0x0000000007050000-memory.dmp

          memory/5768-40-0x000000006FA00000-0x000000006FA4C000-memory.dmp

          memory/5768-38-0x0000000006AD0000-0x0000000006B1C000-memory.dmp

          memory/5768-37-0x00000000066A0000-0x00000000066BE000-memory.dmp

          memory/5768-36-0x0000000006720000-0x0000000006A7B000-memory.dmp

          memory/5768-33-0x00000000064B0000-0x0000000006516000-memory.dmp

          memory/5768-32-0x0000000006440000-0x00000000064A6000-memory.dmp

          memory/5768-30-0x0000000073040000-0x00000000737FC000-memory.dmp

          memory/5768-28-0x0000000073040000-0x00000000737FC000-memory.dmp

          memory/5768-29-0x0000000005BC0000-0x000000000620A000-memory.dmp

          memory/5768-27-0x0000000005530000-0x0000000005566000-memory.dmp

          memory/5768-26-0x0000000073052000-0x0000000073053000-memory.dmp