Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/08/2026, 12:34

General

  • Target
    attachment20260803-1169-sm5lsv.docx
  • Size 104KB
  • Sample260803-prrcfsbj31
  • 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 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\attachment20260803-1169-sm5lsv.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4012

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 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 674B
        • SHA256 66d77d80ff62752b34017312859deefb3b9f4000b1df1f2c4d593f4c89843993
        • MD5 SHA1 SHA512 TLSH

        memory/4012-5-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-11-0x00007FFF57ED0000-0x00007FFF57EE0000-memory.dmp

        memory/4012-4-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-0-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-6-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-9-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-8-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-10-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-7-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-1-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-12-0x00007FFF57ED0000-0x00007FFF57EE0000-memory.dmp

        memory/4012-3-0x00007FFF9A7ED000-0x00007FFF9A7EE000-memory.dmp

        memory/4012-36-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-2-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-462-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-465-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-466-0x00007FFF9A750000-0x00007FFF9A945000-memory.dmp

        memory/4012-464-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp

        memory/4012-463-0x00007FFF5A7D0000-0x00007FFF5A7E0000-memory.dmp