Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    13-10-2021 15:34

General

  • Target

    hello.doc

  • Size

    29KB

  • MD5

    a626a1b672c1fb36bc686843451d4f3c

  • SHA1

    230c75796ac59a7a9db750838dd808968ad89fff

  • SHA256

    31f529ac0e3ca814b155d01fd89d66159e929a77b4591a6d0a60701245f4e084

  • SHA512

    25a48f6ff46de2b2ec612ba7d2d516e930a84a98d868a145c549bcab38e6a7bb6ed8cf3e147d29fd4350164b3cf1c53f922d34acf8610f2d77b18d4ef929764b

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\hello.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:1544
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1944

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1544-54-0x0000000072201000-0x0000000072204000-memory.dmp
      Filesize

      12KB

    • memory/1544-55-0x000000006FC81000-0x000000006FC83000-memory.dmp
      Filesize

      8KB

    • memory/1544-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1544-57-0x0000000074B91000-0x0000000074B93000-memory.dmp
      Filesize

      8KB

    • memory/1544-60-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1944-58-0x0000000000000000-mapping.dmp
    • memory/1944-59-0x000007FEFB711000-0x000007FEFB713000-memory.dmp
      Filesize

      8KB