Analysis

  • max time kernel
    8s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-611015860.xls

  • Size

    62KB

  • MD5

    347f5eec32582ec03753a31e5210d0b1

  • SHA1

    90ef4e6b994d094379ba04c78cb7b8532578d49c

  • SHA256

    43770b4ea36f6cb2707119a9010062e240d03851ad529dceb69a05aa45fa2513

  • SHA512

    e56229e5ea2bc2bf48cb0485fa7744f2c0d49c91f0ad40e5e1462c3ec1de91bb9480eeed7ed099998d621b9739807512dcec1f0806f83303e5fd3b41f8d0afdf

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-611015860.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:3896
    • 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 4420
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4420
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:188

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/188-6-0x0000025610DB0000-0x0000025610DB1000-memory.dmp

    Filesize

    4KB

  • memory/188-7-0x0000025610DB0000-0x0000025610DB1000-memory.dmp

    Filesize

    4KB

  • memory/188-9-0x00000256113F0000-0x00000256113F1000-memory.dmp

    Filesize

    4KB

  • memory/188-12-0x00000256117F0000-0x00000256117F1000-memory.dmp

    Filesize

    4KB

  • memory/188-14-0x00000256116D0000-0x00000256116D1000-memory.dmp

    Filesize

    4KB

  • memory/188-15-0x00000256116D0000-0x00000256116D1000-memory.dmp

    Filesize

    4KB

  • memory/188-16-0x00000256116D0000-0x00000256116D1000-memory.dmp

    Filesize

    4KB

  • memory/188-17-0x0000025611330000-0x0000025611331000-memory.dmp

    Filesize

    4KB

  • memory/3896-0-0x00007FFD5CC80000-0x00007FFD5D346000-memory.dmp

    Filesize

    6.8MB