Analysis

  • max time kernel
    148s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 10:16

General

  • Target
    attachment20260803-1169-9sc4uu.docx
  • Size 104KB
  • Sample260803-massvavanf
  • SHA256 4c5898e2bc707b9a6a067468a2c6f395f17e9fe3d4acf7379cf32551ecc45b15
  • 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\attachment20260803-1169-9sc4uu.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4344

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        gb.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD5604.tmp\gb.xsl
        • Size 262KB
        • SHA256 6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
        • MD5 SHA1 SHA512 SSDEEP TLSH

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 3084194344cf157aadc96186e5e87302e447518c5ccdc6ba12a3920cce4ea74f
        • MD5 SHA1 SHA512 TLSH

        memory/4344-4-0x00007FF8B8880000-0x00007FF8B8AE3000-memory.dmp

        memory/4344-20-0x00007FF8B8880000-0x00007FF8B8AE3000-memory.dmp

        memory/4344-2-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-7-0x00007FF8B8880000-0x00007FF8B8AE3000-memory.dmp

        memory/4344-6-0x00007FF8B8880000-0x00007FF8B8AE3000-memory.dmp

        memory/4344-5-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-8-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-9-0x00007FF876310000-0x00007FF876320000-memory.dmp

        memory/4344-10-0x00007FF876310000-0x00007FF876320000-memory.dmp

        memory/4344-0-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-1-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-3-0x00007FF8B89DF000-0x00007FF8B89E0000-memory.dmp

        memory/4344-167-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-168-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-169-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-170-0x00007FF8789C0000-0x00007FF8789D0000-memory.dmp

        memory/4344-171-0x00007FF8B8880000-0x00007FF8B8AE3000-memory.dmp