Analysis

  • max time kernel
    157s
  • 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 02:57

General

  • Target

    ͬļ/2.¼1 б֪ͨ.doc

  • Size

    46KB

  • MD5

    66621e0493b8d1b9115bf393a1075efa

  • SHA1

    577fd762a923269aced300cb57fcb6a3f30a7175

  • SHA256

    a634a4bd4ecb11845c22b98ebd1d2fa775bf2aa14c55a9f236c794a3dce4481e

  • SHA512

    d453555ff624fa124c62caa8c9aaffe8f4dd4119c9112e08517ea983545f05178514113834fe33334cf3f5c0d7fd684a07eee98ae386a5f4906b8ae5b025c56d

  • SSDEEP

    768:Ol1SkxOQBBUn+SD22reHoR42Nvc2vqj7G7RWrAPoU0:SOQBBUn+S1eHoR4wn4rAPoU

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\2.¼1 б֪ͨ.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:1364
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:592

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/592-58-0x0000000000000000-mapping.dmp
    • memory/592-59-0x000007FEFB6D1000-0x000007FEFB6D3000-memory.dmp
      Filesize

      8KB

    • memory/1364-54-0x00000000721C1000-0x00000000721C4000-memory.dmp
      Filesize

      12KB

    • memory/1364-55-0x000000006FC41000-0x000000006FC43000-memory.dmp
      Filesize

      8KB

    • memory/1364-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1364-57-0x0000000075701000-0x0000000075703000-memory.dmp
      Filesize

      8KB

    • memory/1364-60-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB

    • memory/1364-61-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB

    • memory/1364-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1364-63-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB