Analysis

  • max time kernel
    117s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 21:52

General

  • Target

    b53ffc940917b7049f0fe5e37b849a7f25dbc532cd56451d2a5364f83a49462d.doc

  • Size

    53KB

  • MD5

    51ec5df5fdac67e7080891992267d112

  • SHA1

    2fd5dfa60be9d61c6955c08d2b91ed8aa2c3e36a

  • SHA256

    b53ffc940917b7049f0fe5e37b849a7f25dbc532cd56451d2a5364f83a49462d

  • SHA512

    808d42acf457625d3f7283294c6eb872d35fcf664195786786f6e11591a30ff4d272479d1a6f62c2e3d128c6cb18c907a25909a8a80583e141e5ad156d52dcb3

  • SSDEEP

    768:T3tKj5LH0qe2bNXU2isF8jvtcIYdYQtRff:TctLHNer2iVY

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 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\b53ffc940917b7049f0fe5e37b849a7f25dbc532cd56451d2a5364f83a49462d.doc"
    1⤵
    • Deletes itself
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2032

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1392-54-0x0000000072191000-0x0000000072194000-memory.dmp
      Filesize

      12KB

    • memory/1392-55-0x000000006FC11000-0x000000006FC13000-memory.dmp
      Filesize

      8KB

    • memory/1392-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1392-57-0x0000000075601000-0x0000000075603000-memory.dmp
      Filesize

      8KB

    • memory/1392-58-0x0000000070BFD000-0x0000000070C08000-memory.dmp
      Filesize

      44KB

    • memory/1392-59-0x0000000070BFD000-0x0000000070C08000-memory.dmp
      Filesize

      44KB

    • memory/1392-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1392-63-0x0000000070BFD000-0x0000000070C08000-memory.dmp
      Filesize

      44KB

    • memory/2032-60-0x0000000000000000-mapping.dmp
    • memory/2032-61-0x000007FEFB6A1000-0x000007FEFB6A3000-memory.dmp
      Filesize

      8KB