Analysis

  • max time kernel
    112s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21-03-2023 23:44

General

  • Target

    Pacificfortia.doc

  • Size

    226KB

  • MD5

    22edd303f28f432bf8f89ec959819ae8

  • SHA1

    3b25e29328339c5a2eef8d3140015ff47fe541c1

  • SHA256

    56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450

  • SHA512

    0cb8241ec4e9eb8476d082f9fd2a28dfc0b60e544b4cd5eab6f8696caa94a5060d97c1894bf228f7b21feaf5aa568513ee0fd46f2e1dd4914f4076384862c103

  • SSDEEP

    3072:brrCtKZF4eqZ627NHRxMvOwvzpl+vk6jZc:5F4eqYwHMvfvzpKk6Nc

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Loads dropped DLL 2 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 23 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\Pacificfortia.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:1992
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\004454.tmp"
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1160
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Users\Admin\AppData\Local\Temp\004454.tmp"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1208
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MkXDRrdGlZibBXh\mQMKi.dll"
          4⤵
            PID:1116
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        2⤵
          PID:1628

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\004454.tmp

        Filesize

        514.9MB

        MD5

        89457cb5c8b296b5fb9a39218b485e1a

        SHA1

        9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

        SHA256

        fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

        SHA512

        68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

      • C:\Users\Admin\AppData\Local\Temp\004456.zip

        Filesize

        954KB

        MD5

        c06392edadb4f10f66702d4f03e29d63

        SHA1

        40856c127fd0b17bc52ee08428b9c95a013fd260

        SHA256

        50b72e3a3ee87aef79af3a0049a3aeb0b1851369ef5338a3e94986b29bad14eb

        SHA512

        bab0e36638953081d73bf37b42d029df3487e003e844fb47e808dde94eafffffa97c54a43912b953e7c79ce65ce2f715ae02040008c8d7a10bc019fe68333aba

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

        Filesize

        20KB

        MD5

        6c79f37aa52a85a509b8734044616c6a

        SHA1

        81a352761f4811052ea3bbf8726409edfff7f1fc

        SHA256

        4e33a48194f5fb6782ddb1199c9124dcc986a8c53729ab336d0392996f7a04f0

        SHA512

        cdaee4f4efb3015a78dad8642193ac6f5178d5f83a9c4205ab40925efd58f9601373d70dc9b4f0debd7bf72b448a441440f78c6399229d33c5f3e87dfc7397d3

      • \Users\Admin\AppData\Local\Temp\004454.tmp

        Filesize

        514.9MB

        MD5

        89457cb5c8b296b5fb9a39218b485e1a

        SHA1

        9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

        SHA256

        fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

        SHA512

        68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

      • \Users\Admin\AppData\Local\Temp\004454.tmp

        Filesize

        514.9MB

        MD5

        89457cb5c8b296b5fb9a39218b485e1a

        SHA1

        9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

        SHA256

        fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

        SHA512

        68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

      • memory/1208-842-0x0000000000130000-0x0000000000131000-memory.dmp

        Filesize

        4KB

      • memory/1992-74-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-78-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-64-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-66-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-65-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-67-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-68-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-69-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-70-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-72-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-71-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-73-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

        Filesize

        64KB

      • memory/1992-75-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-77-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-63-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-79-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-81-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-82-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-80-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-76-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-83-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-84-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-86-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-111-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-62-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-61-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-60-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-59-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-58-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB

      • memory/1992-57-0x0000000000680000-0x0000000000780000-memory.dmp

        Filesize

        1024KB