Analysis

  • max time kernel
    122s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13/03/2024, 19:37

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:2688
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3036

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      20KB

      MD5

      dc0a39dc65c4682b23bb2c2264a5e339

      SHA1

      dea5531a496d29bff5784ad8ba2a85ab903ee21e

      SHA256

      ee2f2d1c4b2d6bdb35736c7aa1614d7f378cf2ed6ee3cde5032543322c2a5f12

      SHA512

      df869adf71b3173a40bc9a4096c01f18cb4d3afe1e7fff6ade98601b684870e139412bf213b1cd92e2abc764a15c82fb0570e37baa6c5034166ec944f6db4d54

    • memory/2688-0-0x000000002FEC1000-0x000000002FEC2000-memory.dmp

      Filesize

      4KB

    • memory/2688-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2688-2-0x000000007171D000-0x0000000071728000-memory.dmp

      Filesize

      44KB

    • memory/2688-11-0x000000007171D000-0x0000000071728000-memory.dmp

      Filesize

      44KB

    • memory/2688-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB