Overview

overview

8

Static

static

3

Microsoft....re.dll

windows10-2004-x64

1

Microsoft....re.dll

windows11-ltsc_2024-x64

1

Microsoft....ms.dll

windows10-2004-x64

1

Microsoft....ms.dll

windows11-ltsc_2024-x64

1

Microsoft....pf.dll

windows10-2004-x64

1

Microsoft....pf.dll

windows11-ltsc_2024-x64

1

Microsoft....ET.dll

windows10-2004-x64

1

Microsoft....ET.dll

windows11-ltsc_2024-x64

6

VelocityApi.dll

windows10-2004-x64

1

VelocityApi.dll

windows11-ltsc_2024-x64

1

VelocityLite.exe

windows10-2004-x64

1

VelocityLite.exe

windows11-ltsc_2024-x64

1

VelocityLite.exe

windows10-2004-x64

8

VelocityLite.exe

windows11-ltsc_2024-x64

8

WinRT.Runtime.dll

windows10-2004-x64

1

WinRT.Runtime.dll

windows11-ltsc_2024-x64

1

XamlAnimatedGif.dll

windows10-2004-x64

1

XamlAnimatedGif.dll

windows11-ltsc_2024-x64

8

runtimes/w...er.dll

windows10-2004-x64

1

runtimes/w...er.dll

windows10-2004-x64

3

Analysis

  • max time kernel
    120s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 04:30

Sharing

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Report Analysis Logs

General

  • Target
    Microsoft.Windows.SDK.NET.dll
  • Size 23.7MB
  • Sample260628-e48gdsfs5l
  • SHA256 0ec371d93798852e36461c8adddbeadce0f963a04752f0b64e54fe19c1c834a7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwarepersistenceransomwarespyware

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.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 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.

    persistence
  • Uses Volume Shadow Copy WMI provider

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

    ransomware
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Microsoft.Windows.SDK.NET.dll,#1
    1⤵
      PID:3296
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4408
      • 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:6048
    • 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:3188
    • 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:8

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          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
          Submit Download

          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 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/8-187-0x000001B1BCC50000-0x000001B1BCF0C000-memory.dmp
          Download

          memory/8-196-0x000001B1BCC50000-0x000001B1BCF0C000-memory.dmp
          Download

          memory/3188-22-0x0000027B801E0000-0x0000027B802E0000-memory.dmp
          Download

          memory/3188-35-0x0000027B82910000-0x0000027B82930000-memory.dmp
          Download

          memory/3188-66-0x0000027B84350000-0x0000027B84370000-memory.dmp
          Download

          memory/3188-36-0x0000027B82D30000-0x0000027B82E30000-memory.dmp
          Download

          memory/3188-52-0x0000027B82CF0000-0x0000027B82D10000-memory.dmp
          Download

          memory/3188-21-0x0000027B801E0000-0x0000027B802E0000-memory.dmp
          Download