Analysis

  • max time kernel
    148s
  • max time network
    137s
  • 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, 06:32

General

  • Target
    attachment20261002-761-vckoft.xlsx
  • Size 114KB
  • Sample261002-halmbavydx
  • 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 15 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\attachment20261002-761-vckoft.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4504
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4156

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          L2EC2ZZ57F7NID9YZGY7.temp

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\L2EC2ZZ57F7NID9YZGY7.temp
          • Size 2KB
          • SHA256 7237362f193425f845a825843f82d783a36ac9c9e63318b9a886c5f3be767556
          • MD5 SHA1 SHA512 TLSH

          memory/4504-10-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-12-0x00007FFC4A400000-0x00007FFC4A410000-memory.dmp

          memory/4504-3-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-1-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-7-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-8-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-9-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-6-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-11-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-14-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-4-0x00007FFC8CA5F000-0x00007FFC8CA60000-memory.dmp

          memory/4504-5-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-0-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-13-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-15-0x00007FFC4A400000-0x00007FFC4A410000-memory.dmp

          memory/4504-17-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp

          memory/4504-2-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-53-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-52-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-51-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-50-0x00007FFC4CA40000-0x00007FFC4CA50000-memory.dmp

          memory/4504-54-0x00007FFC8C900000-0x00007FFC8CB63000-memory.dmp