Analysis

  • max time kernel
    126s
  • max time network
    70s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 18:54

General

  • Target

    c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53.doc

  • Size

    73KB

  • MD5

    3c329323f5a2808916719a187e3fefce

  • SHA1

    f35dcd1527bc7a8ed22a9f714c9bc6d50fc2bda6

  • SHA256

    c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53

  • SHA512

    1d9600d0e16b50e2c6d2287dacdc743dd1b4b8d6625aff73bf41ce7a466a4cb87cd35ce3b5a62b08ae513ac8c76910c923b34c7dcbb14d5cbd1a14fb119e906b

  • SSDEEP

    768:L/ubZULKxqi2G19+7UF+cGTnEi/Ad+hfXbVfGonunj/DDqbNaCVUE6GY:L/uVULKxqfG7AcGTnEBchfXRw/DDSQp

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 1 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\c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53.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:1376
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1928

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1376-54-0x00000000724D1000-0x00000000724D4000-memory.dmp
      Filesize

      12KB

    • memory/1376-55-0x000000006FF51000-0x000000006FF53000-memory.dmp
      Filesize

      8KB

    • memory/1376-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1376-57-0x0000000075B61000-0x0000000075B63000-memory.dmp
      Filesize

      8KB

    • memory/1376-58-0x0000000070F3D000-0x0000000070F48000-memory.dmp
      Filesize

      44KB

    • memory/1376-59-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-60-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-61-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-62-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-63-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-64-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-65-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-66-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-67-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-68-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-69-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-70-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-71-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-72-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-73-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-74-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-75-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-78-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-79-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-77-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-76-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-81-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-80-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-83-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-82-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-85-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-84-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-86-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-87-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-88-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-89-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-90-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-91-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-92-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-93-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-94-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-96-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-95-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-97-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-98-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-99-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-102-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-103-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-101-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-100-0x0000000000674000-0x0000000000678000-memory.dmp
      Filesize

      16KB

    • memory/1376-106-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1376-107-0x0000000070F3D000-0x0000000070F48000-memory.dmp
      Filesize

      44KB

    • memory/1928-104-0x0000000000000000-mapping.dmp
    • memory/1928-105-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp
      Filesize

      8KB