Analysis

  • max time kernel
    17s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-357975935.xls

  • Size

    62KB

  • MD5

    8838a11fa665f40b0eefb8f13539e2b1

  • SHA1

    b8e1015fc81e84bdc8d6830e32ce7669362fe36b

  • SHA256

    f49446268638393b76b8c946d6da69234cccf1d265aaba167479634758a00c27

  • SHA512

    200db367ebfe13e9eee5adcb0fc2e9f5c4ba9e4e193dec86c35a44f5e52f08c6851e5fc60d64a2c0b0ce11dedce6798447eac461eed09d267d175156c62943f0

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-357975935.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:3608
    • 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 4472
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4472
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2576-6-0x0000022A1B4D0000-0x0000022A1B4D1000-memory.dmp

    Filesize

    4KB

  • memory/2576-7-0x0000022A1B4D0000-0x0000022A1B4D1000-memory.dmp

    Filesize

    4KB

  • memory/2576-9-0x0000022A1BBE0000-0x0000022A1BBE1000-memory.dmp

    Filesize

    4KB

  • memory/2576-12-0x0000022A1BEE0000-0x0000022A1BEE1000-memory.dmp

    Filesize

    4KB

  • memory/2576-13-0x0000022A1BEE0000-0x0000022A1BEE1000-memory.dmp

    Filesize

    4KB

  • memory/2576-14-0x0000022A1BEE0000-0x0000022A1BEE1000-memory.dmp

    Filesize

    4KB

  • memory/3608-0-0x00007FFB39B00000-0x00007FFB3A1C6000-memory.dmp

    Filesize

    6.8MB