Analysis

  • user interaction
    yes
  • max time kernel
    108s
  • max time network
    110s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 23:28

General

  • Target
    lrBLAhicxSpsRNH7.exe
  • Size 30.9MB
  • Sample260825-3f196sbb76
  • SHA256 83581a06778bf345333e5c6b842a531be231054c7e6728c45a51e8a94afa4395
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lrBLAhicxSpsRNH7.exe
    "C:\Users\Admin\AppData\Local\Temp\lrBLAhicxSpsRNH7.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c pause
      2⤵
      • Executes a command shell one-liner
      PID:404

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads