Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 09:04

General

  • Target
    attachment20260804-1169-hz1knb.xlsx
  • Size 15KB
  • Sample260804-k1lfcabp4v
  • SHA256 89d9f6bb65099039c3f1c946823c62167eba2c451b6fcb741cf88a07a2d3b87a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260804-1169-hz1knb.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4944

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        b8ab77100df80ab2.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
        • Size 2KB
        • SHA256 628ed0f27f94e1225b24707cc294b10c079d66313bf3067e5c289514d53c48a0
        • MD5 SHA1 SHA512 TLSH

        memory/4944-10-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-12-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-1-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-4-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-5-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-6-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-7-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-8-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-9-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-13-0x00007FFB5CC10000-0x00007FFB5CC20000-memory.dmp

        memory/4944-3-0x00007FFB9F3DF000-0x00007FFB9F3E0000-memory.dmp

        memory/4944-11-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-0-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-14-0x00007FFB5CC10000-0x00007FFB5CC20000-memory.dmp

        memory/4944-15-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-16-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp

        memory/4944-2-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-44-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-45-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-47-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-46-0x00007FFB5F3C0000-0x00007FFB5F3D0000-memory.dmp

        memory/4944-48-0x00007FFB9F280000-0x00007FFB9F4E3000-memory.dmp