Analysis

  • max time kernel
    157s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:57

General

  • Target

    ͬļ/1.ְͬЭ.doc

  • Size

    51KB

  • MD5

    19537605188447c0bf708c0dbc64dccb

  • SHA1

    83cfaf9adb9b11a9e940de5886480bfe81dc4691

  • SHA256

    d8a837f66a19b56daa579a29274adb915fb9990498f119a8ecd8d47410567b9a

  • SHA512

    906e9ece547f6aeccbd103aa15d20e2f4b7bd8c804fc0bed36c39f321a21fed11143eca92122ae33079c63af3746e6a34d63b6f75431ed463781506e48fffeb9

  • SSDEEP

    384:BcLX9BZXxs3rpRUX9btW+3KhUtX5knxHvA8R8VAqH8ZR5gL5D+QnLjt4p3++lOXu:BmW7MTg4APojpuo

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 2 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\ͬļ\1.ְͬЭ.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:1956
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1064

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1064-59-0x0000000000000000-mapping.dmp
    • memory/1064-60-0x000007FEFB941000-0x000007FEFB943000-memory.dmp
      Filesize

      8KB

    • memory/1956-54-0x0000000072431000-0x0000000072434000-memory.dmp
      Filesize

      12KB

    • memory/1956-55-0x000000006FEB1000-0x000000006FEB3000-memory.dmp
      Filesize

      8KB

    • memory/1956-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1956-57-0x00000000752B1000-0x00000000752B3000-memory.dmp
      Filesize

      8KB

    • memory/1956-58-0x0000000070E9D000-0x0000000070EA8000-memory.dmp
      Filesize

      44KB

    • memory/1956-61-0x0000000070E9D000-0x0000000070EA8000-memory.dmp
      Filesize

      44KB

    • memory/1956-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1956-63-0x0000000070E9D000-0x0000000070EA8000-memory.dmp
      Filesize

      44KB