Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    30-01-2022 17:11

General

  • Target

    [email protected]/??? ?? ??????????.docx

  • Size

    935KB

  • MD5

    17c249aab93e7d3ad8a7c6f65717db41

  • SHA1

    8dda7d72267f6f933fabf11288716a9faacd361d

  • SHA256

    51899ef5370bcba1f41852c59ef299b4097e4be0e07c28a00e2eaa27ea8f08d3

  • SHA512

    661cb2673523d2f96b0a4d3b31f41f6a174b7013846f4fed64e41729cc38baffc5972742ee1e200c9b7d81f576e6f3f28b5613e00493ce48b1c5bac3694e1520

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\[email protected]\___ __ __________.docx"
    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:952
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:280

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/280-59-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp
      Filesize

      8KB

    • memory/952-55-0x0000000072171000-0x0000000072174000-memory.dmp
      Filesize

      12KB

    • memory/952-56-0x000000006FBF1000-0x000000006FBF3000-memory.dmp
      Filesize

      8KB

    • memory/952-57-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/952-58-0x00000000756C1000-0x00000000756C3000-memory.dmp
      Filesize

      8KB

    • memory/952-60-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB