Resubmissions

09/03/2024, 00:10

240309-agetcabb6y8

09/03/2024, 00:06

240309-adr99sac648

Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    09/03/2024, 00:06

General

  • Target
    AMASS 2.0/AMASS/ReleaseNotes.rtf
  • Size 174KB
  • Sample240309-adr99sac64
  • SHA256 d4631f260ede90faa3b709c7256ac503b603f45bbd1447aea3cc01c62f2d03e2
  • 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\AMASS 2.0\AMASS\ReleaseNotes.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:3040
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:860

    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 b8c694e25edae05affbdee493e5b0a2cf6fba9751c1009413d21c145d81a091d
          • MD5 SHA1 SHA512 SSDEEP

          memory/3040-0-0x000000002F211000-0x000000002F212000-memory.dmp

          memory/3040-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/3040-2-0x00000000719ED000-0x00000000719F8000-memory.dmp

          memory/3040-11-0x00000000719ED000-0x00000000719F8000-memory.dmp

          memory/3040-32-0x000000005FFF0000-0x0000000060000000-memory.dmp