Analysis

  • max time kernel
    124s
  • max time network
    126s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 10:29

General

  • Target

    60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0.xls

  • Size

    91KB

  • MD5

    b53e2d10a72479d241844d1da43801d8

  • SHA1

    ae163ed81faae8e56192b3d762e5adc22dc3dda7

  • SHA256

    60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0

  • SHA512

    229dca701a352b7df98ff61668eb9bcfc0e65678b1654a60fc576b3db3ff022782d539b3615c75557e567f2a75c2e94d762350f893a7523e50d4a9c34b55a329

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://bosny.com/aspnet_client/R50QIOGjmvVlr/

xlm40.dropper

http://navylin.com/autopoisonous/4fZQW/

xlm40.dropper

http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/

xlm40.dropper

http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

Signatures

  • Process spawned unexpected child process 4 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3268
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3932
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3432
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4384
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:2132

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3268-119-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-118-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-116-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-128-0x00007FFA7DFF0000-0x00007FFA7E000000-memory.dmp

          Filesize

          64KB

        • memory/3268-129-0x00007FFA7DFF0000-0x00007FFA7E000000-memory.dmp

          Filesize

          64KB

        • memory/3268-117-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-294-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-295-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-296-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB

        • memory/3268-297-0x00007FFA815E0000-0x00007FFA815F0000-memory.dmp

          Filesize

          64KB