Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/10/2026, 12:28

General

  • Target
    attachment20261002-278819-b5u7pd.xlsm
  • Size 555KB
  • Sample261002-pnffsa1grb
  • 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\attachment20261002-278819-b5u7pd.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:3064
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2732
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:2632

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            2C585E00

            • Path C:\Users\Admin\AppData\Local\Temp\2C585E00
            • Size 550KB
            • SHA256 b5f03d350d295d77af790a7c25e807871e8a0951f926d336f6ab62904ab4a0a8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/3064-12-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-11-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-4-0x00007FFF73890000-0x00007FFF738A0000-memory.dmp

            memory/3064-5-0x00007FFF73890000-0x00007FFF738A0000-memory.dmp

            memory/3064-1-0x00007FFF73890000-0x00007FFF738A0000-memory.dmp

            memory/3064-8-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-7-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-0-0x00007FFF73890000-0x00007FFF738A0000-memory.dmp

            memory/3064-3-0x00007FFFB38AD000-0x00007FFFB38AE000-memory.dmp

            memory/3064-10-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-13-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-9-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-6-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp

            memory/3064-14-0x00007FFF70F30000-0x00007FFF70F40000-memory.dmp

            memory/3064-15-0x00007FFF70F30000-0x00007FFF70F40000-memory.dmp

            memory/3064-2-0x00007FFF73890000-0x00007FFF738A0000-memory.dmp

            memory/3064-56-0x00007FFFB3810000-0x00007FFFB3A05000-memory.dmp