Analysis

  • max time kernel
    150s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/08/2026, 14:08

General

  • Target
    attachment20260819-1201-weav3d.docx
  • Size 104KB
  • Sample260819-rfjvcacl3s
  • 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 10 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\attachment20260819-1201-weav3d.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:6052

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        CUSTOM.DIC

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
        • Size 16B
        • SHA256 a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 654B
        • SHA256 cd9cc748ce85584a911f326f067f5c3c6e93fd76f7e1a3892ae6f907ed9fee15
        • MD5 SHA1 SHA512 TLSH

        memory/6052-5-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-10-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-4-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-7-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-6-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-8-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-9-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-15-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-14-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-12-0x00007FFF83B10000-0x00007FFF83B20000-memory.dmp

        memory/6052-1-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-0-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-11-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-13-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-16-0x00007FFF83B10000-0x00007FFF83B20000-memory.dmp

        memory/6052-2-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-25-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp

        memory/6052-3-0x00007FFFC5F9F000-0x00007FFFC5FA0000-memory.dmp

        memory/6052-453-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-455-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-454-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-452-0x00007FFF85F80000-0x00007FFF85F90000-memory.dmp

        memory/6052-456-0x00007FFFC5E40000-0x00007FFFC60A3000-memory.dmp