Analysis

  • max time kernel
    86s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-423193066.xls

  • Size

    62KB

  • MD5

    9f6a7804768caa25558a812412948c87

  • SHA1

    3cfacff55493e29a7647693f3ae19fb2b85783ca

  • SHA256

    c5f90f858a4b71575c3fd43bf1d142fd2a6343240240a621c3a13b013d997e23

  • SHA512

    e18e37f6a52618898e4b4ad40ff1fed75234ea9655e55fc1dc87003dbeca4b658b8644c48066c60dddedf267531a5d6abedae6bd5b20a8d053f3e026b09557ec

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\doc_pack-423193066.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:2584
    • 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 4700
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:332
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4700
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4048

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2584-0-0x00007FF9F41F0000-0x00007FF9F48B6000-memory.dmp

    Filesize

    6.8MB

  • memory/2584-1-0x000001698F46B000-0x000001698F46E000-memory.dmp

    Filesize

    12KB

  • memory/2584-2-0x000001698F46E000-0x000001698F473000-memory.dmp

    Filesize

    20KB

  • memory/4048-5-0x00000260CFFA0000-0x00000260CFFA1000-memory.dmp

    Filesize

    4KB

  • memory/4048-6-0x00000260CFFA0000-0x00000260CFFA1000-memory.dmp

    Filesize

    4KB

  • memory/4048-8-0x00000260D06E0000-0x00000260D06E1000-memory.dmp

    Filesize

    4KB

  • memory/4048-11-0x00000260D0A30000-0x00000260D0A31000-memory.dmp

    Filesize

    4KB

  • memory/4048-12-0x00000260D0A30000-0x00000260D0A31000-memory.dmp

    Filesize

    4KB

  • memory/4048-13-0x00000260D0A30000-0x00000260D0A31000-memory.dmp

    Filesize

    4KB

  • memory/4048-14-0x00000260D0620000-0x00000260D0621000-memory.dmp

    Filesize

    4KB