Analysis

  • max time kernel
    81s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:08

General

  • Target

    doc_pack-584043805.xls

  • Size

    62KB

  • MD5

    f8a7090f51203d97adf36d5558383f9b

  • SHA1

    558fb7b5989f2352838cfc56c8a0849d6612418a

  • SHA256

    8e4889b74014eb9fe38cb7c318cebd149256707ad4f6316c3ab12fb35cbce999

  • SHA512

    cbaf66efedc1fd434ebda54ed4a787107ecca903fce02939221515efdf89c6dad863c40c6f8a776e5b27d6ce298e3ba6f1aadcd02bee196e1454eb22e0c5e2f4

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-584043805.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:532
    • 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 4692
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3392
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4692
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1496

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/532-0-0x00007FFF56F00000-0x00007FFF575C6000-memory.dmp

    Filesize

    6.8MB

  • memory/1496-5-0x0000025051920000-0x0000025051921000-memory.dmp

    Filesize

    4KB

  • memory/1496-6-0x0000025051920000-0x0000025051921000-memory.dmp

    Filesize

    4KB

  • memory/1496-8-0x0000025052050000-0x0000025052051000-memory.dmp

    Filesize

    4KB

  • memory/1496-11-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/1496-12-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/1496-13-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/1496-14-0x0000025051F90000-0x0000025051F91000-memory.dmp

    Filesize

    4KB