Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/09/2026, 14:02

General

  • Target
    attachment20260905-1106-tcbgb.xlsx
  • Size 15KB
  • Sample260905-rb4nysszcs
  • 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\attachment20260905-1106-tcbgb.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:876

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 4KB
        • SHA256 9ab457d679a147c109026e7e61085a5cc62bae2340e879182988194d5cfccb77
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/876-9-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-6-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-3-0x00007FFF87DED000-0x00007FFF87DEE000-memory.dmp

        memory/876-5-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-4-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-8-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-11-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-12-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-10-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-0-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-2-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-13-0x00007FFF456C0000-0x00007FFF456D0000-memory.dmp

        memory/876-7-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-14-0x00007FFF456C0000-0x00007FFF456D0000-memory.dmp

        memory/876-15-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp

        memory/876-1-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-48-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-51-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-50-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-49-0x00007FFF47DD0000-0x00007FFF47DE0000-memory.dmp

        memory/876-52-0x00007FFF87D50000-0x00007FFF87F45000-memory.dmp