Analysis

  • max time kernel
    103s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    23-04-2023 08:52

General

  • Target

    04.doc

  • Size

    535.4MB

  • MD5

    48f83c14cd1c0e8b489debe3abb775f0

  • SHA1

    11e47c1a2a3f3fe91c441aa2f36cbf51fc07699b

  • SHA256

    ca4ab4f529ab30ec729e6cddc2b1fc22614d179462c50a7d0eb5c3602a4cf8dd

  • SHA512

    374d63076edc5af7360df8b7fba1858085c1205365238584ad56eb4fe5a25b34e86b58e94e93f038e4602338db6cf0c242721ad1bd1b2efeadcb3f9441280244

  • SSDEEP

    6144:zZRtBPT4N/uQaNULlPUvauNTklB7ShcbYdFf8UOPv:zZvJhfKd2amwYdKUq

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 9 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\04.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:1420
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1516

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      c9405378dc0c11c52fd14a828f854f81

      SHA1

      494ae91d08cae30c2a1b10f545a108b18fd8af80

      SHA256

      88fbc67b31e52f2b15d9cbb1a8a9cc4e122d23a04f0a4e95afb96b8c3500af8d

      SHA512

      f71b97d0d8fc5055e3f95842c592e98681a8e31b35d3d93102b04c6b5990331f4dffbe7ed640b8410de7aef5ab913ca4fe2ddb0bf2f1e4f420e4bd710079edfa

    • memory/1420-79-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-102-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-60-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-61-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-62-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-63-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-65-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-64-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-66-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-67-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-69-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-68-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-70-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-71-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-72-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-73-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-80-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-75-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-76-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-77-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-78-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1420-82-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-59-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-74-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-83-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-84-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-85-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-86-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-87-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-88-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-89-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-90-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-91-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-92-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-93-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-94-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-95-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-96-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-97-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-98-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-99-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-100-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-101-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-81-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB

    • memory/1420-58-0x0000000000510000-0x0000000000610000-memory.dmp

      Filesize

      1024KB