Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 20:25

General

  • Target
    bafd29fe8ec4579b30e66311e37e9811c7486bc48ab113f408f6d19f2db057b6.exe
  • Size 395KB
  • Sample260707-y7g86aev3n
  • SHA256 bafd29fe8ec4579b30e66311e37e9811c7486bc48ab113f408f6d19f2db057b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

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.

  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 6 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 15 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • 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
  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 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.

  • Uses Volume Shadow Copy WMI provider

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

  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\bafd29fe8ec4579b30e66311e37e9811c7486bc48ab113f408f6d19f2db057b6.exe
    "C:\Users\Admin\AppData\Local\Temp\bafd29fe8ec4579b30e66311e37e9811c7486bc48ab113f408f6d19f2db057b6.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5852
  • C:\Windows\Syswow64\de24ca1c
    C:\Windows\Syswow64\de24ca1c
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5448
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3732
    • 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:260
  • 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:5500
  • 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:2248

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

        de24ca1c

        • Path C:\Windows\SysWOW64\de24ca1c
        • Size 395KB
        • SHA256 e32e0374078b9cc9a78ec471594005a2fb39c543007c648427c43e66cdb0bcf8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2248-193-0x0000022E3BCC0000-0x0000022E3BD94000-memory.dmp

        memory/5448-4-0x00000000000B0000-0x0000000000113000-memory.dmp

        memory/5500-37-0x00000237801E0000-0x00000237802E0000-memory.dmp

        memory/5500-55-0x00000237941C0000-0x00000237941E0000-memory.dmp

        memory/5500-44-0x0000023781E00000-0x0000023781F00000-memory.dmp

        memory/5500-45-0x0000023781C00000-0x0000023781C20000-memory.dmp

        memory/5500-43-0x0000023781980000-0x00000237819A0000-memory.dmp

        memory/5500-36-0x00000237801E0000-0x00000237802E0000-memory.dmp

        memory/5500-35-0x00000237801E0000-0x00000237802E0000-memory.dmp

        memory/5852-0-0x0000000000F60000-0x0000000000FC3000-memory.dmp