Analysis

  • max time kernel
    105s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25/10/2022, 11:54

General

  • Target
    2022.10.25 diary file2 - Rs[/0276K.Ogino2-1 25-2Oct2022.doc
  • Size 26KB
  • Sample221025-n3bkpscfar
  • SHA256 eed2569569c7c94530ae2db4a5d8fb9247dda51e2782032c04b62f37a27dce98
  • 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\2022.10.25 diary file2 - Rs[\0276K.Ogino2-1 25-2Oct2022.doc"
    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:1212
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:568

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/568-61-0x000007FEFBF81000-0x000007FEFBF83000-memory.dmp

          memory/1212-54-0x0000000072A71000-0x0000000072A74000-memory.dmp

          memory/1212-55-0x00000000704F1000-0x00000000704F3000-memory.dmp

          memory/1212-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1212-57-0x0000000075E11000-0x0000000075E13000-memory.dmp

          memory/1212-58-0x00000000714DD000-0x00000000714E8000-memory.dmp

          memory/1212-59-0x00000000714DD000-0x00000000714E8000-memory.dmp

          memory/1212-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1212-63-0x00000000714DD000-0x00000000714E8000-memory.dmp