Analysis

  • max time kernel
    74s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-578845380.xls

  • Size

    62KB

  • MD5

    bc0f28c27bfe2d9728a8ad04e4ed4d1d

  • SHA1

    5ebd8a3a18d57d219ef797a9c8d4c15d0197e1f8

  • SHA256

    67c73d5e01b679735d8e5ff6538604d8eddfd211d4201f3f27423bc37a808f70

  • SHA512

    6ca8a835bc0f2a88a688f07461b2cf584fe2ce28910f3e0e82ed3aecb96eb9e3775ce9d2d065c11ca60381880f5ff3d4261cbfaebe1575ef90983dac3f24d2e1

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-578845380.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:648
    • 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 4624
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:512
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4624
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2532

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/648-0-0x00007FF8E93E0000-0x00007FF8E9AA6000-memory.dmp

    Filesize

    6.8MB

  • memory/2532-5-0x00000145A5AA0000-0x00000145A5AA1000-memory.dmp

    Filesize

    4KB

  • memory/2532-6-0x00000145A5AA0000-0x00000145A5AA1000-memory.dmp

    Filesize

    4KB

  • memory/2532-7-0x00000145A5AA0000-0x00000145A5AA1000-memory.dmp

    Filesize

    4KB

  • memory/2532-9-0x00000145A62D0000-0x00000145A62D1000-memory.dmp

    Filesize

    4KB

  • memory/2532-12-0x00000145A65D0000-0x00000145A65D1000-memory.dmp

    Filesize

    4KB

  • memory/2532-13-0x00000145A65D0000-0x00000145A65D1000-memory.dmp

    Filesize

    4KB

  • memory/2532-14-0x00000145A65D0000-0x00000145A65D1000-memory.dmp

    Filesize

    4KB