Analysis

  • max time kernel
    131s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 03:08

General

  • Target

    99a842d0af861deed92690203f558ae1ed44280aa33e0ebb87b0db2bdc7c5403.doc

  • Size

    209KB

  • MD5

    d44e4d9df59a525747c840e22ac54555

  • SHA1

    a529054f93bc63f827c6bc938eea96497897e280

  • SHA256

    99a842d0af861deed92690203f558ae1ed44280aa33e0ebb87b0db2bdc7c5403

  • SHA512

    888802d07b412350708bb682c2f676a5781dff827f9861f2b24b167a684397f25a59069565f91ec1308c02be2a4e22db43f143b3e0e60f5eee1310736d9ca523

  • SSDEEP

    3072:uCr9Vs7sUiI+qcfmivDGd2m1HVSuy3f43:p3F2oB4HDy3f43

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\99a842d0af861deed92690203f558ae1ed44280aa33e0ebb87b0db2bdc7c5403.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:1252
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:432

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/432-58-0x0000000000000000-mapping.dmp
    • memory/432-59-0x000007FEFC471000-0x000007FEFC473000-memory.dmp
      Filesize

      8KB

    • memory/1252-62-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-63-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1252-55-0x0000000070A91000-0x0000000070A93000-memory.dmp
      Filesize

      8KB

    • memory/1252-60-0x0000000071A7D000-0x0000000071A88000-memory.dmp
      Filesize

      44KB

    • memory/1252-61-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-54-0x0000000073011000-0x0000000073014000-memory.dmp
      Filesize

      12KB

    • memory/1252-57-0x00000000761E1000-0x00000000761E3000-memory.dmp
      Filesize

      8KB

    • memory/1252-64-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-65-0x0000000071A7D000-0x0000000071A88000-memory.dmp
      Filesize

      44KB

    • memory/1252-67-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-66-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-69-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-68-0x0000000000663000-0x0000000000667000-memory.dmp
      Filesize

      16KB

    • memory/1252-70-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1252-71-0x0000000071A7D000-0x0000000071A88000-memory.dmp
      Filesize

      44KB