Overview

overview

8

Static

static

3

8554e725db...fc.exe

windows10-2004-x64

8

8554e725db...fc.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 05:07

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General

  • Target
    8554e725db173bc7ddda55aadea275e53a1180adede7cdb2cef3518e6773dffc.exe
  • Size 8.0MB
  • Sample260706-fr5qeady2k
  • SHA256 8554e725db173bc7ddda55aadea275e53a1180adede7cdb2cef3518e6773dffc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespywarevmprotect

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 file in Drivers directory 2 IoCs
  • Executes dropped EXE 2 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • 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 20 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 5 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:\Users\Admin\AppData\Local\Temp\8554e725db173bc7ddda55aadea275e53a1180adede7cdb2cef3518e6773dffc.exe
    "C:\Users\Admin\AppData\Local\Temp\8554e725db173bc7ddda55aadea275e53a1180adede7cdb2cef3518e6773dffc.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:908
  • C:\Windows\system32\drivers\NdisVirtualBus64.sys
    C:\Windows\system32\drivers\NdisVirtualBus64.sys
    1⤵
    • Executes dropped EXE
    PID:1704
  • C:\Windows\system32\VMDisk_d64.sys
    C:\Windows\system32\VMDisk_d64.sys
    1⤵
    • Executes dropped EXE
    PID:1288
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2884
    • 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:5076
  • 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:6008
  • 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:3060

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 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        NdisVirtualBus64.sys
        • Path C:\Windows\System32\drivers\NdisVirtualBus64.sys
        • Size 214KB
        • SHA256 6514eb5f3e3ea445cf0c804a85e4a7d686a9a798990450bbb75d24daa838b9c5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/908-19-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-2-0x0000000010000000-0x0000000010071000-memory.dmp
        Download

        memory/908-4-0x0000000010000000-0x0000000010071000-memory.dmp
        Download

        memory/908-219-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-18-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-0-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-21-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-7-0x0000000000400000-0x0000000000A17000-memory.dmp
        Download

        memory/908-1-0x00000000004A5000-0x00000000004A6000-memory.dmp
        Download

        memory/1704-16-0x0000000000010000-0x0000000000072000-memory.dmp
        Download

        memory/5076-218-0x0000000006340000-0x000000000650A000-memory.dmp
        Download

        memory/6008-68-0x000001B982E00000-0x000001B982E20000-memory.dmp
        Download

        memory/6008-57-0x000001B982E80000-0x000001B982F80000-memory.dmp
        Download

        memory/6008-89-0x000001B994200000-0x000001B994220000-memory.dmp
        Download

        memory/6008-55-0x000001B982A20000-0x000001B982A40000-memory.dmp
        Download

        memory/6008-43-0x000001B9801E0000-0x000001B9802E0000-memory.dmp
        Download