Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/04/2024, 22:56

General

  • Target
    $TEMP/license.rtf
  • Size 15KB
  • Sample240407-2wva5ahb86
  • SHA256 34f4ff37f1f1a5157b420eada86cc5b0af5c95118eb38c0b71c9273b22ff2294
  • 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\$TEMP\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:1252
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2500

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          Normal.dotm

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
          • Size 20KB
          • SHA256 9bcde81d672097ee2a67e592928dd79758a10309b444cbb94747805666945b7b
          • MD5 SHA1 SHA512 SSDEEP

          memory/1252-0-0x000000002F451000-0x000000002F452000-memory.dmp

          memory/1252-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1252-2-0x000000007129D000-0x00000000712A8000-memory.dmp

          memory/1252-11-0x000000007129D000-0x00000000712A8000-memory.dmp

          memory/1252-29-0x000000005FFF0000-0x0000000060000000-memory.dmp