Resubmissions

30/12/2024, 19:51

241230-yk1f8awkfk10

20/09/2024, 23:58

240920-31bv1svgna10

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 19:51

General

  • Target
    originalfile/PlugX_RTF_dropper_42fba80f105aa53dfbf50aeba2d73cae.rtf
  • Size 507KB
  • Sample241230-yk1f8awkfk
  • SHA256 ac7d02465d0b1992809e16aaae2cd779470a99e0860c4d8a2785d97ce988667b
  • MD5 SHA1 SHA512 SSDEEP
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • 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\originalfile\PlugX_RTF_dropper_42fba80f105aa53dfbf50aeba2d73cae.rtf"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2832

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2280-0-0x000000002FC91000-0x000000002FC92000-memory.dmp

          memory/2280-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/2280-2-0x00000000714ED000-0x00000000714F8000-memory.dmp

          memory/2280-13-0x00000000714ED000-0x00000000714F8000-memory.dmp