Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 00:56

General

  • Target
    attachment20260807-750-1cyhoz.xlsx
  • Size 17KB
  • Sample260807-back3svcld
  • SHA256 0d86fc0a998967a5364e9fc7582f108b01973d90dd0d3d8fd7d55221ed17c47c
  • 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260807-750-1cyhoz.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3872
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4960

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          b8ab77100df80ab2.customDestinations-ms

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
          • Size 1KB
          • SHA256 b7bab46fa9a9a28223162c104532372525d50d0414b7e1fc1c5610989e0f71b0
          • MD5 SHA1 SHA512 TLSH

          memory/3872-8-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp

          memory/3872-11-0x00007FFC52E50000-0x00007FFC52E60000-memory.dmp

          memory/3872-4-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp

          memory/3872-3-0x00007FFC95B1F000-0x00007FFC95B20000-memory.dmp

          memory/3872-5-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-6-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-9-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp

          memory/3872-2-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-0-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-7-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp

          memory/3872-10-0x00007FFC52E50000-0x00007FFC52E60000-memory.dmp

          memory/3872-12-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp

          memory/3872-1-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-43-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-46-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-45-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-44-0x00007FFC55B00000-0x00007FFC55B10000-memory.dmp

          memory/3872-47-0x00007FFC959C0000-0x00007FFC95C23000-memory.dmp