Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 16:17

General

  • Target
    Umbrella 1.2/Umbrella License (English).rtfd/TXT.rtf
  • Size 3KB
  • Sample260826-trbn8aec24
  • SHA256 3a8287ea5fce5f6e245244da04bd0b84db0082e2ddd82d4e5eb7da18e81215df
  • MD5 SHA1 SHA512 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\Umbrella 1.2\Umbrella License (English).rtfd\TXT.rtf" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4560

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 3KB
        • SHA256 7f860d4320389517e18750b1dcc61a84ba01cb519f0c83b8b0ab481f88203af8
        • MD5 SHA1 SHA512 TLSH

        memory/4560-8-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-3-0x00007FFF6E2BF000-0x00007FFF6E2C0000-memory.dmp

        memory/4560-4-0x00007FFF6E160000-0x00007FFF6E3C3000-memory.dmp

        memory/4560-6-0x00007FFF6E160000-0x00007FFF6E3C3000-memory.dmp

        memory/4560-5-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-7-0x00007FFF6E160000-0x00007FFF6E3C3000-memory.dmp

        memory/4560-0-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-9-0x00007FFF2B900000-0x00007FFF2B910000-memory.dmp

        memory/4560-10-0x00007FFF2B900000-0x00007FFF2B910000-memory.dmp

        memory/4560-2-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-20-0x00007FFF6E160000-0x00007FFF6E3C3000-memory.dmp

        memory/4560-1-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-143-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-146-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-145-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-144-0x00007FFF2E2A0000-0x00007FFF2E2B0000-memory.dmp

        memory/4560-147-0x00007FFF6E160000-0x00007FFF6E3C3000-memory.dmp