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Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/09/2024, 22:34

General

  • Target

    07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684.exe

  • Size

    4.0MB

  • MD5

    f451000e12fecd505c70a1b12f68ae7d

  • SHA1

    d0c614f76a7a502583413f0a1904e3ff9737009e

  • SHA256

    07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684

  • SHA512

    9be39b6e7d91625a917e2568aa8eb3f8a5eab0c0b8a913fbdc060b3559d5c8f5bb8100de337a29bc5eba4b8a4b1c92f6bf2e18e9b66c0d62fe1eea0029d70281

  • SSDEEP

    49152:ph0IPrP8G8IBa3iY20k1GnNsH1kaa6x7SzxgUgoJUcaqCDxGZ5RPLOqYEicaC+18:5UgoJUBZIvPLOqFajvXm6k1IA

Malware Config

Extracted

Family

remcos

Botnet

LOS BREEE

C2

eugeniapadillalora09.con-ip.com:1880

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-XCW0NT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684.exe
    "C:\Users\Admin\AppData\Local\Temp\07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:368
    • C:\Users\Admin\AppData\Local\Temp\07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684.exe
      "C:\Users\Admin\AppData\Local\Temp\07d6ec62d99641b874c044ccf8f07afa73d43c95b4c16b25fd35d3e02f9cb684.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    c02e01865b7eca8fe8c0778a33938323

    SHA1

    85a35d08d2bd9481b9b16174da0dce7206c80703

    SHA256

    06f07b56b18dc1130077d30a9e43baf242b78e6c23e3b3d8e57ebae62f800a7c

    SHA512

    095be20e85fcc52ec7a36ed2b521bf2bf4b0b2da57cc6dbca21c6258b2a96c63f518555e9a204381e0e5dc9233c2b75f1482f2d62e14963b9e8a4b5c800e166a

  • memory/368-0-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-2-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

  • memory/368-1-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-3-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-6-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-7-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-13-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-26-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

  • memory/368-10-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/368-5-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/3460-8-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-22-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-18-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-17-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-19-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-20-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-21-0x0000000000400000-0x0000000000846000-memory.dmp

    Filesize

    4.3MB

  • memory/3460-14-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-11-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-12-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-32-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-33-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-40-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-48-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-49-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB

  • memory/3460-56-0x0000000000850000-0x00000000008D2000-memory.dmp

    Filesize

    520KB