Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/10/2026, 12:28

General

  • Target
    attachment20261001-527357-ivfjuf.xlsm
  • Size 555KB
  • Sample261001-pne51stdla
  • 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\attachment20261001-527357-ivfjuf.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:2280
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3932
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:4580

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            D7985E00

            • Path C:\Users\Admin\AppData\Local\Temp\D7985E00
            • Size 550KB
            • SHA256 b5f59542166fd74c6478bc214e5640de762a47992426f220726b9f0fb41dd3aa
            • MD5 SHA1 SHA512 SSDEEP TLSH

            b8ab77100df80ab2.customDestinations-ms

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
            • Size 1KB
            • SHA256 e835d115cc8c8bedb3e68bfe58cb923080ad5b2e5bea83e0cafc157d5c962a97
            • MD5 SHA1 SHA512 TLSH

            memory/2280-5-0x00007FF9EF8B0000-0x00007FF9EF8C0000-memory.dmp

            memory/2280-9-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-1-0x00007FF9EF8B0000-0x00007FF9EF8C0000-memory.dmp

            memory/2280-8-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-7-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-6-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-0-0x00007FF9EF8B0000-0x00007FF9EF8C0000-memory.dmp

            memory/2280-3-0x00007FFA2F8CD000-0x00007FFA2F8CE000-memory.dmp

            memory/2280-10-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-12-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-13-0x00007FF9ED1D0000-0x00007FF9ED1E0000-memory.dmp

            memory/2280-11-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-14-0x00007FF9ED1D0000-0x00007FF9ED1E0000-memory.dmp

            memory/2280-4-0x00007FF9EF8B0000-0x00007FF9EF8C0000-memory.dmp

            memory/2280-46-0x00007FFA2F830000-0x00007FFA2FA25000-memory.dmp

            memory/2280-2-0x00007FF9EF8B0000-0x00007FF9EF8C0000-memory.dmp