Analysis

  • max time kernel
    103s
  • max time network
    105s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    02/03/2021, 15:30

General

  • Target

    0302_21678088538951.doc

  • Size

    949KB

  • MD5

    aed05ff84c598163df82c80162a6a464

  • SHA1

    3f8e642f1d19a37fc82b2f720e6531c24cd30571

  • SHA256

    8ae01fb68107df5bae3e15d9baa7fdbc50b124da050d1f5323150f2e0d257ffa

  • SHA512

    e9b242696739f7279fcfe2197d3800cdc81f1dbee5568ed262307baa69ca93cabf143c327bbc7d7e4e94310fb2b80b1bd6a8ce9a9c19d4313408705cda31be3d

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 9 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0302_21678088538951.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1976
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,HBPWFXPUVWE
        2⤵
        • Process spawned unexpected child process
        PID:1764

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1764-8-0x0000000075251000-0x0000000075253000-memory.dmp

            Filesize

            8KB

          • memory/1976-6-0x000007FEFC011000-0x000007FEFC013000-memory.dmp

            Filesize

            8KB

          • memory/2044-2-0x0000000072971000-0x0000000072974000-memory.dmp

            Filesize

            12KB

          • memory/2044-3-0x00000000703F1000-0x00000000703F3000-memory.dmp

            Filesize

            8KB

          • memory/2044-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB