Analysis

  • max time kernel
    77s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-437418399.xls

  • Size

    62KB

  • MD5

    16026b2c8892d64f1cf81c9d9beb9d98

  • SHA1

    711f14fee9e4e263ec421ae0271e6e2d81ca2a03

  • SHA256

    cdf180529dd6c68e53a6c097a420c893d81c82e0380f97afe8695e51365b242a

  • SHA512

    87a5629e6190a189e10540a4226558af7144ad567138466ddfbbdfb300e733978ea59ac6c550261b3743626b739744df05ea90304790e94694aa0fdc0563ec35

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-437418399.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:3952
    • 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 4688
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2808
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4688
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3704

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3704-6-0x000002AB670D0000-0x000002AB670D1000-memory.dmp

    Filesize

    4KB

  • memory/3704-7-0x000002AB670D0000-0x000002AB670D1000-memory.dmp

    Filesize

    4KB

  • memory/3704-9-0x000002AB67820000-0x000002AB67821000-memory.dmp

    Filesize

    4KB

  • memory/3704-12-0x000002AB67A20000-0x000002AB67A21000-memory.dmp

    Filesize

    4KB

  • memory/3704-13-0x000002AB67A20000-0x000002AB67A21000-memory.dmp

    Filesize

    4KB

  • memory/3704-14-0x000002AB67A20000-0x000002AB67A21000-memory.dmp

    Filesize

    4KB

  • memory/3704-15-0x000002AB67760000-0x000002AB67761000-memory.dmp

    Filesize

    4KB

  • memory/3952-0-0x00007FFE0C820000-0x00007FFE0CEE6000-memory.dmp

    Filesize

    6.8MB

  • memory/3952-1-0x000002821E54A000-0x000002821E555000-memory.dmp

    Filesize

    44KB