Analysis

  • max time kernel
    148s
  • max time network
    138s
  • 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, 03:47

General

  • Target
    attachment20261002-143791-m3tp1c.xlsm
  • Size 555KB
  • Sample261002-eckk9ast4m
  • 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-m3tp1c.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:4128
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2760
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:1192

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            51595E00

            • Path C:\Users\Admin\AppData\Local\Temp\51595E00
            • Size 550KB
            • SHA256 2f2bae949dded7f5c371c65e7c505d6abd9c8332889b3f74962c99c16fe8bbdf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VJ1CRM2AGF7FPJMXP293.temp

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VJ1CRM2AGF7FPJMXP293.temp
            • Size 1KB
            • SHA256 3e955a9c011110931d85728ddfb41d94b463a154cfb081c8cee4efd67d8af3ce
            • MD5 SHA1 SHA512 TLSH

            memory/4128-14-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-15-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-5-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-2-0x00007FF8C27E0000-0x00007FF8C27F0000-memory.dmp

            memory/4128-6-0x00007FF8C27E0000-0x00007FF8C27F0000-memory.dmp

            memory/4128-8-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-9-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-7-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-0-0x00007FF8C27E0000-0x00007FF8C27F0000-memory.dmp

            memory/4128-1-0x00007FF8C27E0000-0x00007FF8C27F0000-memory.dmp

            memory/4128-16-0x00007FF8BFAB0000-0x00007FF8BFAC0000-memory.dmp

            memory/4128-13-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-12-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-11-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-10-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-17-0x00007FF8BFAB0000-0x00007FF8BFAC0000-memory.dmp

            memory/4128-4-0x00007FF8C27E0000-0x00007FF8C27F0000-memory.dmp

            memory/4128-49-0x00007FF9026A0000-0x00007FF902903000-memory.dmp

            memory/4128-3-0x00007FF9027FF000-0x00007FF902800000-memory.dmp