Resubmissions

07/03/2023, 23:05

230307-225daacb21 8

07/03/2023, 22:54

230307-2vyl6aca8t 10

Analysis

  • max time kernel
    75s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    07/03/2023, 23:05

General

  • Target

    NZD119641754ZC.doc

  • Size

    530.3MB

  • MD5

    a30a0a27d7d9f91339b2259909db8d9f

  • SHA1

    e579a0c503b5f717057ef8619f4a39fbbbf27a74

  • SHA256

    861389800aba82afef0d4e3f11d6cf21c64846d8ed689d1a974b16431193a6d2

  • SHA512

    9d6d9bef69fc6a2cf07916e40a9eed0dbfca5022beb281bf060376a9a9f741e1c52726e85e16f2741efa2626cf21f5680c7481f4631eac91aa0114138a260083

  • SSDEEP

    6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x

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
  • Script User-Agent 7 IoCs

    Uses user-agent string associated with script host/environment.

  • 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\NZD119641754ZC.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:920
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1084

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/920-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/920-57-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-59-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-58-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-61-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-60-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-62-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-63-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-65-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-67-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-68-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-66-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-70-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-71-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-72-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-73-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-74-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-75-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-76-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-77-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-79-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-81-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-80-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-82-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-84-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-85-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-86-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-87-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-89-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-90-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-92-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-93-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-95-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-94-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-96-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-91-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-88-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-83-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-97-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-98-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-78-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-69-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-64-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-99-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB

          • memory/920-103-0x0000000000850000-0x0000000000950000-memory.dmp

            Filesize

            1024KB