Overview

overview

8

Static

static

5

acd4846e4b...0d.exe

windows10-2004-x64

7

acd4846e4b...0d.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 09:27

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General

  • Target
    acd4846e4b1d5e4210acce4456feb55db382fb39fa198f19e89a4e315e75230d.exe
  • Size 627KB
  • Sample260703-le15caev8t
  • SHA256 acd4846e4b1d5e4210acce4456feb55db382fb39fa198f19e89a4e315e75230d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarebootkitdiscoverypersistenceransomwarespywarestealerupx

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
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Enumerates physical storage devices 1 TTPs

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

  • 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 64 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 15 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 7 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\acd4846e4b1d5e4210acce4456feb55db382fb39fa198f19e89a4e315e75230d.exe
    "C:\Users\Admin\AppData\Local\Temp\acd4846e4b1d5e4210acce4456feb55db382fb39fa198f19e89a4e315e75230d.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4224
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1684
    • 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:2468
  • 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:5792
  • 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:3832

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        www.msn[1].xml
        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\OT8I76I6\www.msn[1].xml
        • Size 125B
        • SHA256 092e06c52f66b13fcd017a6fe514cd9d9d0b65120ce9cb4b50ba23ed291edd0b
        • 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 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/2468-242-0x000000000E030000-0x000000000E8AB000-memory.dmp
        Download

        memory/4224-1-0x000000000059D000-0x000000000059E000-memory.dmp
        Download

        memory/4224-3-0x000000006DB90000-0x000000006DBA0000-memory.dmp
        Download

        memory/4224-53-0x0000000000400000-0x000000000059E000-memory.dmp
        Download

        memory/4224-0-0x0000000000400000-0x000000000059E000-memory.dmp
        Download

        memory/5792-76-0x00000264801E0000-0x00000264802E0000-memory.dmp
        Download

        memory/5792-122-0x0000026494290000-0x00000264942B0000-memory.dmp
        Download

        memory/5792-108-0x0000026482D70000-0x0000026482D90000-memory.dmp
        Download

        memory/5792-87-0x0000026482A30000-0x0000026482A50000-memory.dmp
        Download

        memory/5792-88-0x0000026482E70000-0x0000026482F70000-memory.dmp
        Download

        memory/5792-78-0x00000264801E0000-0x00000264802E0000-memory.dmp
        Download

        memory/5792-77-0x00000264801E0000-0x00000264802E0000-memory.dmp
        Download