Analysis

  • max time kernel
    154s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 10:36

General

  • Target

    7b81a85cf8cec71de882b077fff1f7dc5aece7b6284351603bf4d5746894de01.doc

  • Size

    69KB

  • MD5

    617c6e6b2f76f3389dca6a719bf8d8ed

  • SHA1

    cb5dc18522fa902b479a6bfbe9548c7b136deaf9

  • SHA256

    7b81a85cf8cec71de882b077fff1f7dc5aece7b6284351603bf4d5746894de01

  • SHA512

    75555cabefb188165c5316c84b62f6bef411bb56bed08fc855413cd3ed07b30641abdf790d06bb937ec63998044d5ef6d5620b1988999fb6c9d892b195889420

  • SSDEEP

    384:O7PG9keIBXm/NYf+oiSZfI/PKRLiwKd6J/YK/08PjTdax0jfytBEn:0RB2+W8APo0MBYK/drx+0M

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\7b81a85cf8cec71de882b077fff1f7dc5aece7b6284351603bf4d5746894de01.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:2036
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1872

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1872-59-0x0000000000000000-mapping.dmp
    • memory/1872-60-0x000007FEFC181000-0x000007FEFC183000-memory.dmp
      Filesize

      8KB

    • memory/2036-57-0x000000007170D000-0x0000000071718000-memory.dmp
      Filesize

      44KB

    • memory/2036-54-0x0000000072CA1000-0x0000000072CA4000-memory.dmp
      Filesize

      12KB

    • memory/2036-58-0x0000000076941000-0x0000000076943000-memory.dmp
      Filesize

      8KB

    • memory/2036-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2036-55-0x0000000070721000-0x0000000070723000-memory.dmp
      Filesize

      8KB

    • memory/2036-61-0x000000007170D000-0x0000000071718000-memory.dmp
      Filesize

      44KB

    • memory/2036-62-0x0000000000435000-0x0000000000439000-memory.dmp
      Filesize

      16KB

    • memory/2036-63-0x0000000000435000-0x0000000000439000-memory.dmp
      Filesize

      16KB

    • memory/2036-65-0x0000000000435000-0x0000000000439000-memory.dmp
      Filesize

      16KB

    • memory/2036-64-0x0000000000435000-0x0000000000439000-memory.dmp
      Filesize

      16KB

    • memory/2036-66-0x0000000000435000-0x0000000000439000-memory.dmp
      Filesize

      16KB

    • memory/2036-67-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2036-68-0x000000007170D000-0x0000000071718000-memory.dmp
      Filesize

      44KB