Analysis

  • max time kernel
    10s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:58

General

  • Target

    document-1228001671.xls

  • Size

    426KB

  • MD5

    3b2c902f6e257e49b3cacb4ddafd949b

  • SHA1

    ec171b59b6ada7bb4fa4dfc99c04d1fcafa8e638

  • SHA256

    144d7d3c66bdf573589f726931eff081d93428d5dd4b9b92a90e724c528ffa9b

  • SHA512

    ae96ffd3719b76895facfc0fe3e2a4301753b71a023bd5f79cf291e661be1bef7da8e3c2b934324cd38266d90b32ec75ab14420fa29089eb80ecda638a8a22f6

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • 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 behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 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\document-1228001671.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4472
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2264
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4472
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2676

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/2212-0-0x00007FFA83F20000-0x00007FFA845E6000-memory.dmp

          Filesize

          6.8MB

        • memory/2676-6-0x0000019DD96B0000-0x0000019DD96B1000-memory.dmp

          Filesize

          4KB

        • memory/2676-7-0x0000019DD96B0000-0x0000019DD96B1000-memory.dmp

          Filesize

          4KB

        • memory/2676-9-0x0000019DD9D80000-0x0000019DD9D81000-memory.dmp

          Filesize

          4KB

        • memory/2676-12-0x0000019DD9D80000-0x0000019DD9D81000-memory.dmp

          Filesize

          4KB

        • memory/2676-13-0x0000019DDA180000-0x0000019DDA181000-memory.dmp

          Filesize

          4KB

        • memory/2676-15-0x0000019DDA0A0000-0x0000019DDA0A1000-memory.dmp

          Filesize

          4KB

        • memory/2676-16-0x0000019DDA0A0000-0x0000019DDA0A1000-memory.dmp

          Filesize

          4KB

        • memory/2676-17-0x0000019DDA0A0000-0x0000019DDA0A1000-memory.dmp

          Filesize

          4KB

        • memory/2676-18-0x0000019DD9CC0000-0x0000019DD9CC1000-memory.dmp

          Filesize

          4KB