Overview

overview

8

Static

static

3

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

8

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/...40.dll

windows10-2004-x64

1

_internal/...40.dll

windows11-ltsc_2024-x64

6

_internal/...io.dll

windows10-2004-x64

1

_internal/...io.dll

windows11-ltsc_2024-x64

1

_internal/_bz2.dll

windows10-2004-x64

1

_internal/_bz2.dll

windows11-ltsc_2024-x64

1

_internal/...64.dll

windows10-2004-x64

1

_internal/...64.dll

windows11-ltsc_2024-x64

1

_internal/_ctypes.dll

windows10-2004-x64

1

_internal/_ctypes.dll

windows11-ltsc_2024-x64

1

_internal/...al.dll

windows10-2004-x64

1

_internal/...al.dll

windows11-ltsc_2024-x64

6

_internal/...ee.dll

windows10-2004-x64

1

_internal/...ee.dll

windows11-ltsc_2024-x64

1

_internal/...ib.dll

windows10-2004-x64

1

_internal/...ib.dll

windows11-ltsc_2024-x64

1

Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/06/2026, 04:35

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General

  • Target
    _internal/VCRUNTIME140.dll
  • Size 95KB
  • Sample260620-e7ptfset8y
  • SHA256 9d2b40f0395cc5d1b4d5ea17b84970c29971d448c37104676db577586d4ad1b1
  • 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
  • Drops desktop.ini file(s) 3 IoCs
  • 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 3 IoCs
    adwarespyware
  • Modifies registry class 46 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 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\_internal\VCRUNTIME140.dll,#1
    1⤵
      PID:1660
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1296
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Modifies registry class
        PID:2828
    • C:\Windows\system32\userinit.exe
      C:\Windows\system32\userinit.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3252
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Drops desktop.ini file(s)
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5800
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
      1⤵
        PID:5016
      • 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:4052
      • 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:4092

      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 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • 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/4092-35-0x0000027C81900000-0x0000027C81920000-memory.dmp
            Download

            memory/4092-23-0x0000027C801E0000-0x0000027C802E0000-memory.dmp
            Download

            memory/4092-69-0x0000027C84160000-0x0000027C84180000-memory.dmp
            Download

            memory/4092-37-0x0000027C81D60000-0x0000027C81E60000-memory.dmp
            Download

            memory/4092-50-0x0000027C81C40000-0x0000027C81C60000-memory.dmp
            Download

            memory/5800-192-0x000000000CFB0000-0x000000000DE2D000-memory.dmp
            Download