Analysis

  • max time kernel
    126s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 09:52

General

  • Target

    436d78b71dbcb13938ce4ba72f32fd18956d4bfecdbeba38b669649d280e1513.doc

  • Size

    74KB

  • MD5

    23350f3ced91078beab0e4b8823f3094

  • SHA1

    7492def0cacb2e20433ff1747bf8aa45eaab7de6

  • SHA256

    436d78b71dbcb13938ce4ba72f32fd18956d4bfecdbeba38b669649d280e1513

  • SHA512

    df6cb9d709fd34ea4de534187999f20e79d01c6518b518bff26111d3cfb49cf3cfb57e91087139754ed69603d59808b91cbba07f941a8692bff2e75648eec436

  • SSDEEP

    768:Q3333LZnRkh9J7nKZDgn+zbB4Z9d/jD9LimdwfYTfYveR88888mZ8rQSe0GJn2wy:Q3333LZeJHRjAY7YWR88888mOq0GxBH

Score
6/10

Malware Config

Signatures

  • Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
  • Drops file in System32 directory 14 IoCs
  • Drops file in Windows directory 4 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 FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_win_path 1 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\436d78b71dbcb13938ce4ba72f32fd18956d4bfecdbeba38b669649d280e1513.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:1744
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1000
    • C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE" -Embedding
      1⤵
      • Accesses Microsoft Outlook profiles
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • outlook_win_path
      PID:1104

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1000-60-0x0000000000000000-mapping.dmp
    • memory/1000-61-0x000007FEFB651000-0x000007FEFB653000-memory.dmp
      Filesize

      8KB

    • memory/1104-80-0x0000000070A0D000-0x0000000070A18000-memory.dmp
      Filesize

      44KB

    • memory/1104-79-0x00000000690F1000-0x00000000690F3000-memory.dmp
      Filesize

      8KB

    • memory/1104-78-0x0000000069621000-0x0000000069623000-memory.dmp
      Filesize

      8KB

    • memory/1104-76-0x0000000070A0D000-0x0000000070A18000-memory.dmp
      Filesize

      44KB

    • memory/1744-66-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-69-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-63-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-62-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-64-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-65-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-54-0x0000000071FA1000-0x0000000071FA4000-memory.dmp
      Filesize

      12KB

    • memory/1744-67-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-68-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-59-0x0000000070A0D000-0x0000000070A18000-memory.dmp
      Filesize

      44KB

    • memory/1744-70-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-71-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-72-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-73-0x0000000005AF8000-0x0000000005AFF000-memory.dmp
      Filesize

      28KB

    • memory/1744-58-0x0000000070A0D000-0x0000000070A18000-memory.dmp
      Filesize

      44KB

    • memory/1744-57-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
      Filesize

      8KB

    • memory/1744-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1744-55-0x000000006FA21000-0x000000006FA23000-memory.dmp
      Filesize

      8KB