Analysis

  • max time kernel
    108s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:55

General

  • Target

    ͬļ--豸/2.¼6 Լ.doc

  • Size

    48KB

  • MD5

    31b4ff00a3a4715d1d4f1c34e4298882

  • SHA1

    efd90f7bc89a58bd39fb2df4361bb90bbaf4c09f

  • SHA256

    b3a86c89e7b2897f3a27d3b87649133df78a581d0829c42dff6e0f2003809ea6

  • SHA512

    d12146effe042faa698d1a8aa0a9fe4aa1ec9fda806f98054278b17742daaab94b54236b6057583b9776a4a6aaebdc6336d2433d015e4e509d2f6fab75dc1a5b

  • SSDEEP

    384:xo12YYY2pcgxiVHGphZTFxcYfm2J/0UqLpg2drziX9cGosv9iSZfI/PKR7ceEYIw:x3fXiwphZT3dfm2nqDXiXZoUAPo75+O

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\ͬļ--豸\2.¼6 Լ.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:1704
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1424

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1424-58-0x0000000000000000-mapping.dmp
    • memory/1424-59-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp
      Filesize

      8KB

    • memory/1704-54-0x00000000720D1000-0x00000000720D4000-memory.dmp
      Filesize

      12KB

    • memory/1704-55-0x000000006FB51000-0x000000006FB53000-memory.dmp
      Filesize

      8KB

    • memory/1704-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1704-57-0x0000000075A91000-0x0000000075A93000-memory.dmp
      Filesize

      8KB

    • memory/1704-60-0x0000000070B3D000-0x0000000070B48000-memory.dmp
      Filesize

      44KB

    • memory/1704-61-0x0000000070B3D000-0x0000000070B48000-memory.dmp
      Filesize

      44KB

    • memory/1704-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1704-63-0x0000000070B3D000-0x0000000070B48000-memory.dmp
      Filesize

      44KB