Analysis

  • max time kernel
    102s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2023 17:28

General

  • Target

    DFF468B73DA99E8CF124BEA61B6A154B9D3BF716301DB54B6DF0B7AF30450C7D.docx

  • Size

    10KB

  • MD5

    7818486ac86d9e339c78c637319bcf0d

  • SHA1

    03c4bbfed5eb789ab69ffe0724c4f5ae8532850f

  • SHA256

    dff468b73da99e8cf124bea61b6a154b9d3bf716301db54b6df0b7af30450c7d

  • SHA512

    e5a0d0679eade2e103e1b85260c883c8bbc313cb382e6eace9876aadfcd365a04a94b7a35c343ace7d5d2dcc5603df3c40b23a7024336301460e4099de61e54c

  • SSDEEP

    192:ScIMmtP8ar5G/bfIdTOtznamWBX8ex6y3+LN:SPXt4ATOtznosM+5

Score
7/10

Malware Config

Signatures

  • Abuses OpenXML format to download file from external location 2 IoCs
  • 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 AdjustPrivilegeToken 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\DFF468B73DA99E8CF124BEA61B6A154B9D3BF716301DB54B6DF0B7AF30450C7D.docx"
    1⤵
    • Abuses OpenXML format to download file from external location
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1748
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1068

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1068-59-0x0000000000000000-mapping.dmp
    • memory/1068-60-0x000007FEFBCA1000-0x000007FEFBCA3000-memory.dmp
      Filesize

      8KB

    • memory/1748-54-0x0000000072791000-0x0000000072794000-memory.dmp
      Filesize

      12KB

    • memory/1748-55-0x0000000070211000-0x0000000070213000-memory.dmp
      Filesize

      8KB

    • memory/1748-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1748-57-0x0000000076381000-0x0000000076383000-memory.dmp
      Filesize

      8KB

    • memory/1748-58-0x00000000711FD000-0x0000000071208000-memory.dmp
      Filesize

      44KB

    • memory/1748-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1748-62-0x00000000711FD000-0x0000000071208000-memory.dmp
      Filesize

      44KB