Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/10/2026, 15:05

General

  • Target
    attachment20261001-527357-8ylcs2.xlsm
  • Size 555KB
  • Sample261001-sf9ansef26
  • SHA256 7dc6e3106413ad883680745af653b737bc9ae0b2d2599eeb7ee45aeea3a4494f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 TTPs 1 IoCs
  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 1 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\attachment20261001-527357-8ylcs2.xlsm"
    1⤵
    • Deletes itself
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4272
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4312
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:364

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            09695E00

            • Path C:\Users\Admin\AppData\Local\Temp\09695E00
            • Size 550KB
            • SHA256 aac68a7ebe2238e900e8647206281ca30d443873542bf55257d62bb74aa30628
            • MD5 SHA1 SHA512 SSDEEP TLSH

            b8ab77100df80ab2.customDestinations-ms

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
            • Size 2KB
            • SHA256 c79d48a737310b52c2747e3b449843b32aa4e04a651e3f4057046ac6b2fdcd0b
            • MD5 SHA1 SHA512 TLSH

            memory/4272-4-0x00007FFADF720000-0x00007FFADF730000-memory.dmp

            memory/4272-3-0x00007FFB1F73F000-0x00007FFB1F740000-memory.dmp

            memory/4272-2-0x00007FFADF720000-0x00007FFADF730000-memory.dmp

            memory/4272-5-0x00007FFB1F5E0000-0x00007FFB1F843000-memory.dmp

            memory/4272-0-0x00007FFADF720000-0x00007FFADF730000-memory.dmp

            memory/4272-7-0x00007FFADF720000-0x00007FFADF730000-memory.dmp

            memory/4272-9-0x00007FFB1F5E0000-0x00007FFB1F843000-memory.dmp

            memory/4272-8-0x00007FFB1F5E0000-0x00007FFB1F843000-memory.dmp

            memory/4272-10-0x00007FFADD280000-0x00007FFADD290000-memory.dmp

            memory/4272-11-0x00007FFADD280000-0x00007FFADD290000-memory.dmp

            memory/4272-6-0x00007FFB1F5E0000-0x00007FFB1F843000-memory.dmp

            memory/4272-43-0x00007FFB1F5E0000-0x00007FFB1F843000-memory.dmp

            memory/4272-1-0x00007FFADF720000-0x00007FFADF730000-memory.dmp