Analysis

  • max time kernel
    9s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-449771063.xls

  • Size

    62KB

  • MD5

    fdf406f686b1f3202ceaa119ec2e125d

  • SHA1

    0a35e7475c75066a617bed0d81faf6ac524cb7cf

  • SHA256

    39f039b8cef0c1446038533c14d350b5928b1d2555c1884bf521dc26f7ae664d

  • SHA512

    9d7b30f40f1a1ac25bc36eb305d113f8313015aeda0b6d77a8e13086bd9e5413a500326c283157b7ab468d9a92ac30984003d7f5eebbeaf75e22212bd2d4940b

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-449771063.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:3588
    • 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 4444
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4444
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2056

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2056-5-0x0000019F0C480000-0x0000019F0C481000-memory.dmp

    Filesize

    4KB

  • memory/2056-6-0x0000019F0C480000-0x0000019F0C481000-memory.dmp

    Filesize

    4KB

  • memory/2056-8-0x0000019F0CB50000-0x0000019F0CB51000-memory.dmp

    Filesize

    4KB

  • memory/2056-11-0x0000019F0CF50000-0x0000019F0CF51000-memory.dmp

    Filesize

    4KB

  • memory/2056-13-0x0000019F0CF50000-0x0000019F0CF51000-memory.dmp

    Filesize

    4KB

  • memory/2056-15-0x0000019F0CE00000-0x0000019F0CE01000-memory.dmp

    Filesize

    4KB

  • memory/2056-16-0x0000019F0CE00000-0x0000019F0CE01000-memory.dmp

    Filesize

    4KB

  • memory/2056-17-0x0000019F0CE00000-0x0000019F0CE01000-memory.dmp

    Filesize

    4KB

  • memory/3588-0-0x00007FFF8C810000-0x00007FFF8CED6000-memory.dmp

    Filesize

    6.8MB