Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 19:40

General

  • Target
    attachment20261002-812842-r1tdxu.xlsm
  • Size 555KB
  • Sample261002-ydp2xa1tes
  • 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\attachment20261002-812842-r1tdxu.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:4632
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:5756
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:2580

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            04595E00

            • Path C:\Users\Admin\AppData\Local\Temp\04595E00
            • Size 550KB
            • SHA256 8d1967ad55641b6a63eaeaca0a226e31dfc22a694d33f1a91c5d0e65b0e76a19
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RP4YSUBLPTJ933VNHCEX.temp

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\RP4YSUBLPTJ933VNHCEX.temp
            • Size 1KB
            • SHA256 bce5736c43439432746f13cab7b568a6104102f47a046a28dc7530f1504aafbc
            • MD5 SHA1 SHA512 TLSH

            memory/4632-11-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-15-0x00007FFD4B0B0000-0x00007FFD4B0C0000-memory.dmp

            memory/4632-5-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-1-0x00007FFD4DDE0000-0x00007FFD4DDF0000-memory.dmp

            memory/4632-6-0x00007FFD4DDE0000-0x00007FFD4DDF0000-memory.dmp

            memory/4632-7-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-9-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-8-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-2-0x00007FFD4DDE0000-0x00007FFD4DDF0000-memory.dmp

            memory/4632-3-0x00007FFD8DDFF000-0x00007FFD8DE00000-memory.dmp

            memory/4632-14-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-13-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-12-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-10-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-16-0x00007FFD4B0B0000-0x00007FFD4B0C0000-memory.dmp

            memory/4632-4-0x00007FFD4DDE0000-0x00007FFD4DDF0000-memory.dmp

            memory/4632-57-0x00007FFD8DCA0000-0x00007FFD8DF03000-memory.dmp

            memory/4632-0-0x00007FFD4DDE0000-0x00007FFD4DDF0000-memory.dmp