Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    23-11-2021 15:56

General

  • Target

    1123_2339546126972.doc

  • Size

    893KB

  • MD5

    ca52b8e88308d2d3147b0721d6d72626

  • SHA1

    e91c2de24abae6a37f6572b70685a3ce25fe821e

  • SHA256

    a2903ebc67c3549f59ecf6718444f6826030fa29f3701460b9709edbd9aa675b

  • SHA512

    763d1205b1dcb84ffbf59f1ff61a62175a058b6c2d5994d5575ad900b195ee74a085937c6dc669ddb42a2f6a7f45f391d0e4c0b10307ec860ef52c7991f3b6b8

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 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\1123_2339546126972.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:964

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/944-55-0x0000000072DB1000-0x0000000072DB4000-memory.dmp

      Filesize

      12KB

    • memory/944-56-0x0000000070831000-0x0000000070833000-memory.dmp

      Filesize

      8KB

    • memory/944-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/944-58-0x0000000076241000-0x0000000076243000-memory.dmp

      Filesize

      8KB

    • memory/964-60-0x000007FEFC461000-0x000007FEFC463000-memory.dmp

      Filesize

      8KB