Analysis

  • max time kernel
    149s
  • 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, 11:16

General

  • Target

    346a4b249e6125c08285921b233c9abf1af8cca62455701eb0173e0a15ae36b1.xls

  • Size

    47KB

  • MD5

    79c0a776b114507c2e8b3be432ccacc8

  • SHA1

    1cfa135ae1e491289e597e27f8e59a7020661ab2

  • SHA256

    346a4b249e6125c08285921b233c9abf1af8cca62455701eb0173e0a15ae36b1

  • SHA512

    6e435d7a0cf18d2d0b6feace0ae7957ac90d7b25dc78a4d712446570cbeb09eff0a2866dda80e2a35bd5b9527f7d123472671fafc755a125ad95a775599c25ea

  • SSDEEP

    768:yDM52tfQXi8vgLZkTOHkQT51Vp6AwPdM8gQ6JOiX6DGwUk7qHDSEuRZjiBp5H:y62tfQXi8vgLZkTOHkQT51Vp6AwPe8gV

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://eleselektromekanik.com/69Iq5Pwbd0/s/

xlm40.dropper

https://demo.icn.com.np/stories/Qk/

xlm40.dropper

http://demo34.ckg.hk/service/Atk7RQfUV673M/

xlm40.dropper

https://bitmovil.mx/css/TrgyPiTXy3/

xlm40.dropper

http://dupot.cz/tvhost/DUnMUvwZOhQs/

xlm40.dropper

http://focanainternet.com.br/erros/DepAK3p1Y/

Signatures

  • Process spawned unexpected child process 1 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 14 IoCs
  • Suspicious use of WriteProcessMemory 2 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\346a4b249e6125c08285921b233c9abf1af8cca62455701eb0173e0a15ae36b1.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:3124
    • C:\Windows\SYSTEM32\regsvr32.exe
      regsvr32.exe ..\wnrul.ocx
      2⤵
      • Process spawned unexpected child process
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    2KB

    MD5

    5ffa2fe151ec6ac6585ef9414393ea71

    SHA1

    203f02b004b8f5dfcfa36ac806ae9da0ab7e93ef

    SHA256

    ecc583156d36787511e632aebde7cb300146f69f6156a33f796660d99e63dcda

    SHA512

    83931b11f869490ea199981d88085c9e0c97ebbb45adaf1d38a5a72e539c746a7d35a9e2368ffa2553d54e5cadf556b77553fbbc8a6a1412272705ee9dd4bae6

  • C:\Users\Admin\wnrul.ocx

    Filesize

    3KB

    MD5

    cc666088a917dd7f5da8b6689069aec0

    SHA1

    f688de634ccd20939a522391abb5049483e726bd

    SHA256

    332d102987273318f13e7fc89a043613c6dd5dd7eb7d21033a2ab73dd438a405

    SHA512

    77a15aebeb10d355e3723fdebd2ea59a09a60d54f09ab9a6f06c52dbfa3bea0965ff49b7a1c2e6f4ff94f3fe903e6301188de2f80801a8a978c8c09b3356c8dc

  • memory/3124-15-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-9-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-4-0x00007FFCAD6D0000-0x00007FFCAD6E0000-memory.dmp

    Filesize

    64KB

  • memory/3124-6-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-5-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-7-0x00007FFCAD6D0000-0x00007FFCAD6E0000-memory.dmp

    Filesize

    64KB

  • memory/3124-18-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-8-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-12-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-14-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-2-0x00007FFCAD6D0000-0x00007FFCAD6E0000-memory.dmp

    Filesize

    64KB

  • memory/3124-1-0x00007FFCED6ED000-0x00007FFCED6EE000-memory.dmp

    Filesize

    4KB

  • memory/3124-10-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-16-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-13-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-11-0x00007FFCAB180000-0x00007FFCAB190000-memory.dmp

    Filesize

    64KB

  • memory/3124-17-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-19-0x00007FFCAB180000-0x00007FFCAB190000-memory.dmp

    Filesize

    64KB

  • memory/3124-31-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-32-0x00007FFCED6ED000-0x00007FFCED6EE000-memory.dmp

    Filesize

    4KB

  • memory/3124-33-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-37-0x00007FFCED650000-0x00007FFCED845000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-3-0x00007FFCAD6D0000-0x00007FFCAD6E0000-memory.dmp

    Filesize

    64KB

  • memory/3124-0-0x00007FFCAD6D0000-0x00007FFCAD6E0000-memory.dmp

    Filesize

    64KB