Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 22:44

General

  • Target
    attachment20260804-1169-fmkuco.docx
  • Size 193KB
  • Sample260804-2nssbsfk9z
  • SHA256 1b6774b78b67aa3dcf1d078dc00b8a4439ef41a1eae6cbd8de6e03416e5070cc
  • 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 12 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\attachment20260804-1169-fmkuco.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2448

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCDDE57.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • 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 1KB
        • SHA256 59fb060e30d33567ea4f8004f65d84a7810bcda8640c43163afe2adb2bec9f5e
        • MD5 SHA1 SHA512 TLSH

        memory/2448-8-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-5-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-6-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-0-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-10-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-11-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-13-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-12-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-14-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-9-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-15-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-16-0x00007FF944C90000-0x00007FF944CA0000-memory.dmp

        memory/2448-3-0x00007FF98729F000-0x00007FF9872A0000-memory.dmp

        memory/2448-17-0x00007FF944C90000-0x00007FF944CA0000-memory.dmp

        memory/2448-4-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-7-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-38-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-39-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-41-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-43-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-42-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-40-0x00007FF987140000-0x00007FF9873A3000-memory.dmp

        memory/2448-2-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-1-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-352-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-353-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-354-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-355-0x00007FF947280000-0x00007FF947290000-memory.dmp

        memory/2448-356-0x00007FF987140000-0x00007FF9873A3000-memory.dmp