Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 06:48

General

  • Target
    attachment20260810-1169-k85ubr.xlsx
  • Size 114KB
  • Sample260810-hkstdatbke
  • 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 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\attachment20260810-1169-k85ubr.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1608

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 95f6d58e8d7d2c302c1fc9e5ef4d68d3d15a4b80d8581c122efecdcd842a9775
        • MD5 SHA1 SHA512 TLSH

        memory/1608-12-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-7-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-1-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-5-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-4-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-8-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-0-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-6-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-9-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-10-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-3-0x00007FFDA12FF000-0x00007FFDA1300000-memory.dmp

        memory/1608-11-0x00007FFD5E8C0000-0x00007FFD5E8D0000-memory.dmp

        memory/1608-15-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-14-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-16-0x00007FFD5E8C0000-0x00007FFD5E8D0000-memory.dmp

        memory/1608-17-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-13-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-19-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp

        memory/1608-2-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-50-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-51-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-52-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-53-0x00007FFD612E0000-0x00007FFD612F0000-memory.dmp

        memory/1608-54-0x00007FFDA11A0000-0x00007FFDA1403000-memory.dmp