Analysis

  • user interaction
    yes
  • max time kernel
    8s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 14:58

General

  • Target
    BonziKill.exe
  • Size 77.8MB
  • Sample260705-sb92eac12s
  • SHA256 27dcecbb8e47c6f20f54466d4f14afade78c9518f614c6555fe64b9f37efb6fd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BonziKill.exe
    "C:\Users\Admin\AppData\Local\Temp\BonziKill.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\bonzi\BonziBuddy_original.exe
      "C:\bonzi\BonziBuddy_original.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:5724

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MASH0001.TMP

        • Path C:\Users\Admin\AppData\Local\Temp\MASH0001.TMP
        • Size 6KB
        • SHA256 2e682f6b72fe7f464da31c01cb4769c8fcf556957405740140394282d4fe0db7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BonziBuddy_original.exe

        • Path C:\bonzi\BonziBuddy_original.exe
        • Size 126KB
        • SHA256 50a65ffcb48cb6ba99ccf79d855696cfdfb28ff21d0f71666c8fae9dfedf878e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5724-489-0x0000000000400000-0x000000000046F000-memory.dmp

        memory/5724-491-0x0000000000400000-0x000000000046F000-memory.dmp

        memory/5724-492-0x0000000000400000-0x000000000046F000-memory.dmp

        memory/5724-503-0x0000000000400000-0x000000000046F000-memory.dmp