Analysis

  • max time kernel
    105s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 19:57

General

  • Target

    2015届毕业生就业证明函/2015届毕业生就业证明函模板.doc

  • Size

    19KB

  • MD5

    e2848f1423c6d74d1d22ab7b5038b204

  • SHA1

    f54af0ba347f8f24f5dfdaf6aa3aa722408de771

  • SHA256

    133a78014d4c9845d72ce20351d4707d5ce59d778412491fcfb2b42e7d725801

  • SHA512

    611f129beb58e93b29c6959aa8d878319738b7dcf546b404971837b6d46b11f3878550c4ac739887fee6e24d8601d41f9c607fa59a340bf7550eb2987e74a562

  • SSDEEP

    192:wP74Wq3drb/LPqOLHpuI+MVZ4ryNcLlQMIs4Z65JwAMcQcQAun4VVE9hyiV0h319:24l31brETyKRq6GRE9000Q1xbmXBq

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\2015届毕业生就业证明函\2015届毕业生就业证明函模板.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:1380
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1336

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1336-59-0x0000000000000000-mapping.dmp
    • memory/1336-60-0x000007FEFB8B1000-0x000007FEFB8B3000-memory.dmp
      Filesize

      8KB

    • memory/1380-54-0x0000000072201000-0x0000000072204000-memory.dmp
      Filesize

      12KB

    • memory/1380-55-0x000000006FC81000-0x000000006FC83000-memory.dmp
      Filesize

      8KB

    • memory/1380-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1380-57-0x00000000757A1000-0x00000000757A3000-memory.dmp
      Filesize

      8KB

    • memory/1380-58-0x0000000070C6D000-0x0000000070C78000-memory.dmp
      Filesize

      44KB

    • memory/1380-61-0x0000000070C6D000-0x0000000070C78000-memory.dmp
      Filesize

      44KB

    • memory/1380-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1380-63-0x0000000070C6D000-0x0000000070C78000-memory.dmp
      Filesize

      44KB