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
    30/09/2026, 01:57

General

  • Target
    attachment20260930-1092870-gxqnj7.xlsm
  • Size 555KB
  • Sample260930-cdrd3stw6k
  • 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\attachment20260930-1092870-gxqnj7.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:1196
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1904
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:4304

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            28895E00

            • Path C:\Users\Admin\AppData\Local\Temp\28895E00
            • Size 550KB
            • SHA256 40fac292826f9b2d2d9c724c125c8d40a49ac983cd0f8a6054a31799cc6dab4c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            b8ab77100df80ab2.customDestinations-ms

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
            • Size 1KB
            • SHA256 867c028d2b6817a36b9a4b0ef81debe601a0aabdae998bad08dc974d04f05be6
            • MD5 SHA1 SHA512 TLSH

            memory/1196-10-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-9-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-5-0x00007FF9DBFE0000-0x00007FF9DBFF0000-memory.dmp

            memory/1196-7-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-6-0x00007FF9DBFE0000-0x00007FF9DBFF0000-memory.dmp

            memory/1196-1-0x00007FF9DBFE0000-0x00007FF9DBFF0000-memory.dmp

            memory/1196-0-0x00007FF9DBFE0000-0x00007FF9DBFF0000-memory.dmp

            memory/1196-4-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-8-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-12-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-11-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-13-0x00007FF9D9CF0000-0x00007FF9D9D00000-memory.dmp

            memory/1196-14-0x00007FF9D9CF0000-0x00007FF9D9D00000-memory.dmp

            memory/1196-3-0x00007FFA1BFFF000-0x00007FFA1C000000-memory.dmp

            memory/1196-54-0x00007FFA1BEA0000-0x00007FFA1C103000-memory.dmp

            memory/1196-2-0x00007FF9DBFE0000-0x00007FF9DBFF0000-memory.dmp