Analysis

  • max time kernel
    128s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/11/2024, 02:36

General

  • Target

    acf1b1af960839d825d91d8f9662bcabafaaaf42c1dfa9a3a7b5b952cc2eaffa.xlsm

  • Size

    38KB

  • MD5

    8eb9afc56f1721c58fc22ddf4791c663

  • SHA1

    e3b8df509a1b4c67b7c4cddf0a43bde61c657033

  • SHA256

    acf1b1af960839d825d91d8f9662bcabafaaaf42c1dfa9a3a7b5b952cc2eaffa

  • SHA512

    16715f65c78b28e24db9f083446c3ac6f52d8652140fd682772a817cc8cabedeff9f3dd002272cc1b62d36439206a54d9172eeff75de35bea366a6a861b316af

  • SSDEEP

    768:WbdpCR8kjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIyYS:OwDOZZ1ZYpoQ/pMAeVIyYzaT

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/

xlm40.dropper

https://risamfg.com/wp-admin/JtqFQW/

xlm40.dropper

https://thailand-rocco.com/wp-content/gE7UvFwLh/

xlm40.dropper

https://pregy.org/test/rXTl1DEv0CWCE/

xlm40.dropper

https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/

xlm40.dropper

https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/

xlm40.dropper

https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 3 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\acf1b1af960839d825d91d8f9662bcabafaaaf42c1dfa9a3a7b5b952cc2eaffa.xlsm"
    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:4236
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\wnru.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4236-1-0x00007FFC4E3AD000-0x00007FFC4E3AE000-memory.dmp

    Filesize

    4KB

  • memory/4236-0-0x00007FFC0E390000-0x00007FFC0E3A0000-memory.dmp

    Filesize

    64KB

  • memory/4236-3-0x00007FFC0E390000-0x00007FFC0E3A0000-memory.dmp

    Filesize

    64KB

  • memory/4236-2-0x00007FFC0E390000-0x00007FFC0E3A0000-memory.dmp

    Filesize

    64KB

  • memory/4236-5-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-4-0x00007FFC0E390000-0x00007FFC0E3A0000-memory.dmp

    Filesize

    64KB

  • memory/4236-6-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-8-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-7-0x00007FFC0E390000-0x00007FFC0E3A0000-memory.dmp

    Filesize

    64KB

  • memory/4236-10-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-11-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-12-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-15-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-14-0x00007FFC0C100000-0x00007FFC0C110000-memory.dmp

    Filesize

    64KB

  • memory/4236-13-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-16-0x00007FFC0C100000-0x00007FFC0C110000-memory.dmp

    Filesize

    64KB

  • memory/4236-9-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-17-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-36-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB

  • memory/4236-37-0x00007FFC4E3AD000-0x00007FFC4E3AE000-memory.dmp

    Filesize

    4KB

  • memory/4236-38-0x00007FFC4E310000-0x00007FFC4E505000-memory.dmp

    Filesize

    2.0MB