Analysis

  • max time kernel
    78s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:25

General

  • Target

    doc_pack-371097622.xls

  • Size

    62KB

  • MD5

    55236f4fbc671b11191b74d1f2237feb

  • SHA1

    b14df0b75837d61546995510b89dff56c0be66d7

  • SHA256

    8cb2ec3cdfbc10c23f2151b30c245c9fc092ea1bd2c735066259e88f93483647

  • SHA512

    9279b258a9e86e500de884913b26fa3542b09740233db40c09a6045a639c6200284f1586fd4508c9ccbc9f9ff9c0670f282a373aa6a1dbe02b2f6291fc96feff

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-371097622.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:584
    • 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 4744
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4744
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/584-0-0x00007FFEAE140000-0x00007FFEAE806000-memory.dmp

    Filesize

    6.8MB

  • memory/584-1-0x0000019434345000-0x000001943434A000-memory.dmp

    Filesize

    20KB

  • memory/584-2-0x0000019434345000-0x000001943434A000-memory.dmp

    Filesize

    20KB

  • memory/584-3-0x0000019434345000-0x000001943434A000-memory.dmp

    Filesize

    20KB

  • memory/4008-6-0x0000022C631C0000-0x0000022C631C1000-memory.dmp

    Filesize

    4KB

  • memory/4008-7-0x0000022C631C0000-0x0000022C631C1000-memory.dmp

    Filesize

    4KB

  • memory/4008-9-0x0000022C639D0000-0x0000022C639D1000-memory.dmp

    Filesize

    4KB

  • memory/4008-12-0x0000022C63C90000-0x0000022C63C91000-memory.dmp

    Filesize

    4KB

  • memory/4008-13-0x0000022C63C90000-0x0000022C63C91000-memory.dmp

    Filesize

    4KB

  • memory/4008-14-0x0000022C63C90000-0x0000022C63C91000-memory.dmp

    Filesize

    4KB