Analysis

  • max time kernel
    148s
  • max time network
    135s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 01:06

General

  • Target
    attachment20260907-1106-f4b9rn.docx
  • Size 104KB
  • Sample260907-bf3pfsap81
  • 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\attachment20260907-1106-f4b9rn.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1972
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4828

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          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 1KB
          • SHA256 304777c89e12a28fcc2a1ce1d7894626f23c7f9e3efcc30f9c115990e37c735d
          • MD5 SHA1 SHA512 TLSH

          memory/1972-5-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-11-0x00007FFAF26D0000-0x00007FFAF26E0000-memory.dmp

          memory/1972-4-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-2-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-6-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-7-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-8-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-10-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-9-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-0-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-12-0x00007FFAF26D0000-0x00007FFAF26E0000-memory.dmp

          memory/1972-3-0x00007FFB34D7F000-0x00007FFB34D80000-memory.dmp

          memory/1972-21-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp

          memory/1972-1-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-146-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-149-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-148-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-147-0x00007FFAF4D60000-0x00007FFAF4D70000-memory.dmp

          memory/1972-150-0x00007FFB34C20000-0x00007FFB34E83000-memory.dmp