Analysis

  • max time kernel
    131s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:57

General

  • Target

    ͬļ/4.ְͬר.doc

  • Size

    140KB

  • MD5

    024c70ae8e30330a51101c0690b81df4

  • SHA1

    228f6b4cf902800941ab399a7fe9a999db9e2ba1

  • SHA256

    f6e13f25d4b0b588a779775d48f7c43143027b0edcebb6ad86478253e06f34bd

  • SHA512

    9f80b0183bc35249fd95fab6ec613d3baf6c9fa500ceedfe48572b028a4af82c0d655deb74d6742276c385d7443773144a9da5f4cfd5917e7258b2ffa5052d03

  • SSDEEP

    1536:MVx3r/6XJ51UfuOwMLuFPlxiwhTtfrnE4YNhqjGxSOqXt:MVxzYvUfxwMLmLhTtTn/qh6d

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\4.ְͬר.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:908
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1272

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/908-54-0x0000000072A31000-0x0000000072A34000-memory.dmp
      Filesize

      12KB

    • memory/908-55-0x00000000704B1000-0x00000000704B3000-memory.dmp
      Filesize

      8KB

    • memory/908-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/908-57-0x00000000761F1000-0x00000000761F3000-memory.dmp
      Filesize

      8KB

    • memory/908-60-0x000000007149D000-0x00000000714A8000-memory.dmp
      Filesize

      44KB

    • memory/908-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/908-62-0x000000007149D000-0x00000000714A8000-memory.dmp
      Filesize

      44KB

    • memory/1272-58-0x0000000000000000-mapping.dmp
    • memory/1272-59-0x000007FEFBF41000-0x000007FEFBF43000-memory.dmp
      Filesize

      8KB