Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/10/2026, 18:26

General

  • Target
    proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx
  • Size 115KB
  • Sample261029-w3prbssw4p
  • SHA256 8045470f68fbd644aec0df6fc93a93905f721fe0e1a9c6a5a1a6e8c3225c4032
  • 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 13 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Documents\proofpoint_caiq_self_assessment_v_4_0_3_DEC-09-2025.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3024

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        index.dat

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 435B
        • SHA256 52afe25ffbe53d8ea28a1b8155466b3b49d9633bcd68c4326e04f2869000d860
        • MD5 SHA1 SHA512 TLSH

        GKDCX09J0XB6AQ4K4DCV.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GKDCX09J0XB6AQ4K4DCV.temp
        • Size 1KB
        • SHA256 92f173d296ce4237442c14cbf82de289b741231f872fdf280c9f0920b11d292e
        • MD5 SHA1 SHA512 TLSH

        MJJMVD69RC10VK81IR3Z.temp

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MJJMVD69RC10VK81IR3Z.temp
        • Size 1KB
        • SHA256 1af960ee91e8b73deb332f336678f4384c0d80c180182013b970bed50de02374
        • MD5 SHA1 SHA512 TLSH

        memory/3024-14-0x00007FFC43C90000-0x00007FFC43CA0000-memory.dmp

        memory/3024-4-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-3-0x00007FFC8647F000-0x00007FFC86480000-memory.dmp

        memory/3024-7-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-0-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-9-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-8-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-11-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-13-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-12-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-10-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-2-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-15-0x00007FFC43C90000-0x00007FFC43CA0000-memory.dmp

        memory/3024-6-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-36-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-37-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-38-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-40-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-39-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-41-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-42-0x00007FFC86320000-0x00007FFC86583000-memory.dmp

        memory/3024-5-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-1-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-73-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-76-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-74-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-75-0x00007FFC46460000-0x00007FFC46470000-memory.dmp

        memory/3024-77-0x00007FFC86320000-0x00007FFC86583000-memory.dmp