Overview

overview

6

Static

static

5

rufus-4.14.exe

windows10-2004-x64

5

rufus-4.14.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    80s
  • max time network
    119s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 03:53

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General

  • Target
    rufus-4.14.exe
  • Size 1.9MB
  • Sample260628-ef1fwae15j
  • SHA256 9fcad316c82ba3d0c3130c9f43fb0fe147e9eb62e1bf830716a0bbb6c58d24ee
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwaredefense_evasionpersistencespywaretrojanupx

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.

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 9 IoCs

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

    upx
  • Drops file in Windows directory 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    defense_evasiontrojan
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Modifies Control Panel 1 IoCs
    defense_evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 62 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 23 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\rufus-4.14.exe
    "C:\Users\Admin\AppData\Local\Temp\rufus-4.14.exe"
    1⤵
    • Drops file in System32 directory
    • Checks whether UAC is enabled
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1756
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:4632
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2420
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3772
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
        1⤵
        • Drops file in Windows directory
        PID:5388
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1524
        • 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:5284
      • 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:4192
      • 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:5668

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

            memory/1756-32-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-11-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-27-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-29-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-30-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-0-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-33-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-12-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/1756-182-0x00007FF6298E0000-0x00007FF629E8E000-memory.dmp
            Download

            memory/4192-61-0x0000020293D80000-0x0000020293E80000-memory.dmp
            Download

            memory/4192-70-0x0000020283B60000-0x0000020283B80000-memory.dmp
            Download

            memory/4192-60-0x0000020283900000-0x0000020283920000-memory.dmp
            Download

            memory/4192-94-0x0000020294590000-0x00000202945B0000-memory.dmp
            Download

            memory/4192-41-0x00000202801E0000-0x00000202802E0000-memory.dmp
            Download