Analysis

  • max time kernel
    109s
  • max time network
    112s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 22:10

General

  • Target

    8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5.doc

  • Size

    41KB

  • MD5

    3e524f5d9de76615f878bfbe9f9f4cac

  • SHA1

    7a3b9b2d7a0f019dc9c9734da57aef1163f2f74e

  • SHA256

    8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5

  • SHA512

    b1f53cfc6dbd07bc67e79b6955af5b595ef18a6b926103934f271facb1124d2d997e8d57d9cc8e69a15a8420cfbf391775328426799b10dffce59f1bd9a1b1f7

Score
7/10

Malware Config

Signatures

  • Drops startup file 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
  • 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\8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5.doc"
    1⤵
    • Drops startup file
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1264

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/756-54-0x0000000072641000-0x0000000072644000-memory.dmp
      Filesize

      12KB

    • memory/756-55-0x00000000700C1000-0x00000000700C3000-memory.dmp
      Filesize

      8KB

    • memory/756-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/756-57-0x0000000075941000-0x0000000075943000-memory.dmp
      Filesize

      8KB

    • memory/756-58-0x00000000710AD000-0x00000000710B8000-memory.dmp
      Filesize

      44KB

    • memory/756-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1264-59-0x0000000000000000-mapping.dmp
    • memory/1264-60-0x000007FEFBAA1000-0x000007FEFBAA3000-memory.dmp
      Filesize

      8KB