Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/07/2026, 00:56

General

  • Target
    attachment20260729-1175-y1kbnw.xlsx
  • Size 15KB
  • Sample260729-back3s1brd
  • SHA256 89d9f6bb65099039c3f1c946823c62167eba2c451b6fcb741cf88a07a2d3b87a
  • 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 12 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\attachment20260729-1175-y1kbnw.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2276

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        b8ab77100df80ab2.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
        • Size 668B
        • SHA256 e17e5c8607af047a0d0fcedc8cdad27fd85ae68b86e8597e2b982237641f811d
        • MD5 SHA1 SHA512 TLSH

        memory/2276-4-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-3-0x00007FFCB8EED000-0x00007FFCB8EEE000-memory.dmp

        memory/2276-0-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-5-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-1-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-7-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-8-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-9-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-11-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-10-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-13-0x00007FFC76750000-0x00007FFC76760000-memory.dmp

        memory/2276-12-0x00007FFC76750000-0x00007FFC76760000-memory.dmp

        memory/2276-6-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-14-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-2-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-44-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-47-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-46-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp

        memory/2276-48-0x00007FFCB8E50000-0x00007FFCB9045000-memory.dmp

        memory/2276-45-0x00007FFC78ED0000-0x00007FFC78EE0000-memory.dmp