Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/09/2026, 16:24

General

  • Target
    attachment20260913-1523309-ylusbm.xlsx
  • Size 114KB
  • Sample260913-twb6jsam2t
  • SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
  • 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 15 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\attachment20260913-1523309-ylusbm.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2280

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 3KB
        • SHA256 6830f0c800c9d5e2541265d09aef2a118c7a42caa3b6638559aa33e9d2617e6b
        • MD5 SHA1 SHA512 TLSH

        memory/2280-11-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-8-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-2-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-5-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-4-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-6-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-7-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-10-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-12-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-13-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-1-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-9-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-0-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-14-0x00007FFEF60A0000-0x00007FFEF60B0000-memory.dmp

        memory/2280-15-0x00007FFEF60A0000-0x00007FFEF60B0000-memory.dmp

        memory/2280-16-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp

        memory/2280-3-0x00007FFF38D3F000-0x00007FFF38D40000-memory.dmp

        memory/2280-42-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-43-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-44-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-45-0x00007FFEF8D20000-0x00007FFEF8D30000-memory.dmp

        memory/2280-46-0x00007FFF38BE0000-0x00007FFF38E43000-memory.dmp