Analysis

  • max time kernel
    148s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-09-2022 09:59

General

  • Target

    Detailed Check Remittance Information from Henry Schein, Inc.rtf

  • Size

    216KB

  • MD5

    4e30d8835ea27787c2f51e0f5d1e4c66

  • SHA1

    c29a1a5121d39c50bde3b3fd3dbd9895d5435198

  • SHA256

    c18bc6e272cd38c813e31957f86aead59ce378171c3ec0b4df1de502b0602482

  • SHA512

    22ae386327f2bb875bc10ba1c738d4f340368f7c34c645a4dda6b570fa4cbc7faca636e8c771d2d32d291e562de753f7777c3205089d27ab7fe825fba51823fe

  • SSDEEP

    1536:97LuNH5B8eHZbv7bpKsukgw/mUr1n2E+EEiZVzFz76mAg5eeVhMDw5wfL0:9uJVzFtr5RDAw5wfQ

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 4 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\Detailed Check Remittance Information from Henry Schein, Inc.rtf"
    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:1576
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1900

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1576-54-0x0000000072751000-0x0000000072754000-memory.dmp

      Filesize

      12KB

    • memory/1576-55-0x00000000701D1000-0x00000000701D3000-memory.dmp

      Filesize

      8KB

    • memory/1576-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1576-57-0x0000000075B11000-0x0000000075B13000-memory.dmp

      Filesize

      8KB

    • memory/1576-58-0x00000000711BD000-0x00000000711C8000-memory.dmp

      Filesize

      44KB

    • memory/1576-59-0x00000000711BD000-0x00000000711C8000-memory.dmp

      Filesize

      44KB

    • memory/1900-61-0x000007FEFBC61000-0x000007FEFBC63000-memory.dmp

      Filesize

      8KB