Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 04:47

General

  • Target
    attachment20261002-143791-f92hb.xlsm
  • Size 555KB
  • Sample261002-fe17fswcld
  • SHA256 7dc6e3106413ad883680745af653b737bc9ae0b2d2599eeb7ee45aeea3a4494f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 TTPs 1 IoCs
  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 1 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\attachment20261002-143791-f92hb.xlsm"
    1⤵
    • Deletes itself
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:5988
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:2928

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            48695E00

            • Path C:\Users\Admin\AppData\Local\Temp\48695E00
            • Size 550KB
            • SHA256 51ec3aa2ad2528569b97a09fc8854b41a790b86e294cc3353c6abcd29e8c0d54
            • MD5 SHA1 SHA512 SSDEEP TLSH

            2M1I7DYQZNJSSGTE36GM.temp

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2M1I7DYQZNJSSGTE36GM.temp
            • Size 1KB
            • SHA256 40f50f76fbcc25fa2fe25ebfe70eae71a4ca0b574832a8922316af82379b2aa3
            • MD5 SHA1 SHA512 TLSH

            memory/1336-4-0x00007FFE04940000-0x00007FFE04BA3000-memory.dmp

            memory/1336-3-0x00007FFE04A9F000-0x00007FFE04AA0000-memory.dmp

            memory/1336-6-0x00007FFDC4A80000-0x00007FFDC4A90000-memory.dmp

            memory/1336-5-0x00007FFE04940000-0x00007FFE04BA3000-memory.dmp

            memory/1336-2-0x00007FFDC4A80000-0x00007FFDC4A90000-memory.dmp

            memory/1336-7-0x00007FFDC4A80000-0x00007FFDC4A90000-memory.dmp

            memory/1336-8-0x00007FFDC21C0000-0x00007FFDC21D0000-memory.dmp

            memory/1336-9-0x00007FFDC21C0000-0x00007FFDC21D0000-memory.dmp

            memory/1336-1-0x00007FFDC4A80000-0x00007FFDC4A90000-memory.dmp

            memory/1336-48-0x00007FFE04940000-0x00007FFE04BA3000-memory.dmp

            memory/1336-0-0x00007FFDC4A80000-0x00007FFDC4A90000-memory.dmp