Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    08-03-2024 02:43

General

  • Target

    $PLUGINSDIR/DefaultTab_license.rtf

  • Size

    14KB

  • MD5

    b97839b3cfe1f7e62ef09d5a2815ed81

  • SHA1

    e569ba28d4a88a6e23551b96b3cec0e710b99487

  • SHA256

    f2c89065a00e08202756cb383d3092b685dcec2075314f494df71bf8ec01fd11

  • SHA512

    227a2a1b5322dd183ca7463aec8613447b8670e97011e26286d2718571ca76a6206493aee2bb3c747bdd28892ee9820e3da58e3e69e0d42051e26b112aabc221

  • SSDEEP

    384:ZrPL4Pgxpgc7u2ucXCN6CCnNA9NDrclFyLkH4A2:9Og3gwu2u3N6CCnNAfAjHS

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\$PLUGINSDIR\DefaultTab_license.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:2856
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2288

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      20KB

      MD5

      766660c365be30fa0268e4916cf934dd

      SHA1

      337d3570e1507ef19b196a0a3bb4deed91f6e4d1

      SHA256

      e9a62ae7ead8df970ae4a76550333672b04943d7bd66124391b4d625c3f6bf99

      SHA512

      57a04dacbeb4d80232f8f695f3117f3c45649df1627c1d8c1da312be1283445430ea45b082220134f289e20cd0887ecf87e67c8746cc25d58286f97258de993b

    • memory/2856-0-0x000000002F5A1000-0x000000002F5A2000-memory.dmp

      Filesize

      4KB

    • memory/2856-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2856-2-0x0000000070BED000-0x0000000070BF8000-memory.dmp

      Filesize

      44KB

    • memory/2856-11-0x0000000070BED000-0x0000000070BF8000-memory.dmp

      Filesize

      44KB

    • memory/2856-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB