Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/09/2026, 09:46

General

  • Target
    Transferencia realizada.eml
  • Size 351KB
  • Sample260911-lrszhat1fz
  • SHA256 8a6e2f21218fd9ea8daa69fc5a1c62d438087718a281524948e9f02a03694eb1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • NTFS ADS 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 54 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE" /eml "C:\Users\Admin\AppData\Local\Temp\Transferencia realizada.eml"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4664
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.Outlook\KQMS6376\pago -898923-887340450909437-93434.tar
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        pago -898923-887340450909437-93434.tar

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.Outlook\KQMS6376\pago -898923-887340450909437-93434.tar
        • Size 249KB
        • SHA256 33256269f89069122c73e6e4bb0e2af65428cc80bfe19282637c4e6765602629
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pago -898923-887340450909437-93434.tar:Zone.Identifier

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.Outlook\KQMS6376\pago -898923-887340450909437-93434.tar:Zone.Identifier
        • Size 26B
        • SHA256 eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913
        • MD5 SHA1 SHA512

        memory/4664-8-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-9-0x00007FFF64B50000-0x00007FFF64B60000-memory.dmp

        memory/4664-4-0x00007FFF66EB0000-0x00007FFF66EC0000-memory.dmp

        memory/4664-5-0x00007FFF66EB0000-0x00007FFF66EC0000-memory.dmp

        memory/4664-7-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-6-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-0-0x00007FFF66EB0000-0x00007FFF66EC0000-memory.dmp

        memory/4664-2-0x00007FFF66EB0000-0x00007FFF66EC0000-memory.dmp

        memory/4664-10-0x00007FFF64B50000-0x00007FFF64B60000-memory.dmp

        memory/4664-3-0x00007FFF66EB0000-0x00007FFF66EC0000-memory.dmp

        memory/4664-59-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-60-0x00007FFFA6ECD000-0x00007FFFA6ECE000-memory.dmp

        memory/4664-61-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-63-0x00007FFFA6E30000-0x00007FFFA7025000-memory.dmp

        memory/4664-1-0x00007FFFA6ECD000-0x00007FFFA6ECE000-memory.dmp