Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/10/2026, 11:32

General

  • Target
    attachment20261001-527357-d8ya9k.docx
  • Size 21KB
  • Sample261001-nnfacatsbs
  • SHA256 67f2f0bbd1bcd27c4f4bdf45f4c993c767423130ce0b1711a7c6bd3be9860034
  • 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 7 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\attachment20261001-527357-d8ya9k.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3828

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        TM02851223[[fn=iso690]].xsl

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\LiveContent\16\Managed\Word Document Bibliography Styles\TM02851223[[fn=iso690]].xsl
        • Size 263KB
        • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CUSTOM.DIC

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

        ExcludeDictionaryEN0409.lex

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 680B
        • SHA256 67c9e56cdbf84a9548bd9f71f28c54efee6fc661bc8a38934bb495bf10766e67
        • MD5 SHA1 SHA512 TLSH

        memory/3828-12-0x00007FFEF0400000-0x00007FFEF0410000-memory.dmp

        memory/3828-6-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-4-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-9-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-10-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-8-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-7-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-11-0x00007FFEF0400000-0x00007FFEF0410000-memory.dmp

        memory/3828-0-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-5-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-1-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-42-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-3-0x00007FFF32CCD000-0x00007FFF32CCE000-memory.dmp

        memory/3828-2-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-480-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-481-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-482-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-483-0x00007FFEF2CB0000-0x00007FFEF2CC0000-memory.dmp

        memory/3828-485-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp

        memory/3828-484-0x00007FFF32C30000-0x00007FFF32E25000-memory.dmp