Analysis

  • max time kernel
    119s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-563089002.xls

  • Size

    62KB

  • MD5

    4f33d4138105b914b028d39ce392e18d

  • SHA1

    7653130db1a9d378d147be41268bd423d8fd94f7

  • SHA256

    af50178fc99d56f60d1126bbaef00cc712a61d975381c55a08b63ea3ade0401c

  • SHA512

    e29fc2eec7752555f8f588839ab182b4c2e21045bb794730134331fe67e68ad2be057052be045b48551af45d0fe0383be60f11f518afa97c9ff847629ac5e624

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-563089002.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:3676
    • 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 4468
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4468
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1544-6-0x000001E337FE0000-0x000001E337FE1000-memory.dmp

    Filesize

    4KB

  • memory/1544-7-0x000001E337FE0000-0x000001E337FE1000-memory.dmp

    Filesize

    4KB

  • memory/1544-9-0x000001E338620000-0x000001E338621000-memory.dmp

    Filesize

    4KB

  • memory/1544-12-0x000001E338620000-0x000001E338621000-memory.dmp

    Filesize

    4KB

  • memory/1544-13-0x000001E338920000-0x000001E338921000-memory.dmp

    Filesize

    4KB

  • memory/1544-14-0x000001E338920000-0x000001E338921000-memory.dmp

    Filesize

    4KB

  • memory/1544-15-0x000001E338920000-0x000001E338921000-memory.dmp

    Filesize

    4KB

  • memory/1544-16-0x000001E338560000-0x000001E338561000-memory.dmp

    Filesize

    4KB

  • memory/3676-0-0x00007FFAC5FC0000-0x00007FFAC6686000-memory.dmp

    Filesize

    6.8MB