Analysis

  • max time kernel
    9s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 23:08

General

  • Target

    doc_pack-620434390.xls

  • Size

    62KB

  • MD5

    1fdc1aee796bd61ac7c2c19c7b6b2a53

  • SHA1

    252c90907f20524d0882360bd74d26f35d5ea5f0

  • SHA256

    39fa226a4b6a10b95062b7c355d0c73c7158ce491b9b5b08ea245ecec42d9fe0

  • SHA512

    f13f039596e3bf194fa199b13b9cac88e27628bbb29acd77e36729eb9918495fff4c1894fd2b8c1cc6a9421569018f0176836f84727141c73239676e58c0a039

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-620434390.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:3892
    • 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 4448
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2884
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4448
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3012-12-0x0000021C1DCE0000-0x0000021C1DCE1000-memory.dmp

    Filesize

    4KB

  • memory/3012-6-0x0000021C1D250000-0x0000021C1D251000-memory.dmp

    Filesize

    4KB

  • memory/3012-7-0x0000021C1D250000-0x0000021C1D251000-memory.dmp

    Filesize

    4KB

  • memory/3012-9-0x0000021C1D8E0000-0x0000021C1D8E1000-memory.dmp

    Filesize

    4KB

  • memory/3012-14-0x0000021C1DCE0000-0x0000021C1DCE1000-memory.dmp

    Filesize

    4KB

  • memory/3012-16-0x0000021C1DCE0000-0x0000021C1DCE1000-memory.dmp

    Filesize

    4KB

  • memory/3012-18-0x0000021C1DC60000-0x0000021C1DC61000-memory.dmp

    Filesize

    4KB

  • memory/3012-19-0x0000021C1DC60000-0x0000021C1DC61000-memory.dmp

    Filesize

    4KB

  • memory/3012-20-0x0000021C1DC60000-0x0000021C1DC61000-memory.dmp

    Filesize

    4KB

  • memory/3012-21-0x0000021C1D820000-0x0000021C1D821000-memory.dmp

    Filesize

    4KB

  • memory/3892-0-0x00007FFCC1380000-0x00007FFCC1A46000-memory.dmp

    Filesize

    6.8MB