Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2024, 22:12

General

  • Target
    $PLUGINSDIR/gc_license.rtf
  • Size 14KB
  • Sample240123-14zedabdb3
  • SHA256 cd47392546a0b63061e33a431debd341f21755d794b59d14b6272ae895725db3
  • MD5 SHA1 SHA512 SSDEEP
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\gc_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:2492
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2760

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Normal.dotm

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
          • Size 20KB
          • SHA256 0ec4d96735d922d0d0bd76c250bae5044ca2c6822055c0f8a688b07138297871
          • MD5 SHA1 SHA512 SSDEEP

          memory/2492-0-0x000000002FB41000-0x000000002FB42000-memory.dmp

          memory/2492-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/2492-2-0x000000007175D000-0x0000000071768000-memory.dmp

          memory/2492-11-0x000000007175D000-0x0000000071768000-memory.dmp

          memory/2492-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/2492-30-0x000000007175D000-0x0000000071768000-memory.dmp