Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 17:57

General

  • Target

    20240913e066cbb0f6ac813bdbbfb52797d9b784avoslockerrhadamanthys.exe

  • Size

    3.8MB

  • MD5

    e066cbb0f6ac813bdbbfb52797d9b784

  • SHA1

    6c312b0f689b144451c3eec49d68d4da30e17218

  • SHA256

    4d144c8a4bfbbe489e042f996235c5afe0694f9a06f84abb3e50d6c3f64c7295

  • SHA512

    b89ac863c332a94fd6507eea5c137317503816f3d11bee6809731bc660f9dcc6727f0aa1c3ddaff781f0d8be0d23a846a5127002157209160684191c6c135489

  • SSDEEP

    98304:G3x3FJ58yNV78P06chRcCOQhr6MSVV+uKIqKGx4rQ:G31H5nUKUCDzuKIqKKK

Malware Config

Extracted

Family

remcos

Botnet

UBANCOL

C2

juanruizpu1405.con-ip.com:1668

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-OWARH1

  • 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\20240913e066cbb0f6ac813bdbbfb52797d9b784avoslockerrhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\20240913e066cbb0f6ac813bdbbfb52797d9b784avoslockerrhadamanthys.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Users\Admin\AppData\Local\Temp\20240913e066cbb0f6ac813bdbbfb52797d9b784avoslockerrhadamanthys.exe
      "C:\Users\Admin\AppData\Local\Temp\20240913e066cbb0f6ac813bdbbfb52797d9b784avoslockerrhadamanthys.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    52dcdc590a22159e9656f682293b25a5

    SHA1

    84e8333a7b64ecd6879d13ba941e31788252f3b0

    SHA256

    4008ee200ebcdf568ef1cd781add28fb01a1b93036e1fa2519916e7377c38b48

    SHA512

    3deb74db099b27c21efed79e63e9bbae6e006753950188e20dd29f80f986ebdaade2d9e25b4b6e478efc6953119d1e239e84b171d47b2409be5c8e9adadba30b

  • memory/1100-17-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-30-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-6-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-54-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-18-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/1100-12-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-11-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-19-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-13-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-47-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-46-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-38-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-31-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-21-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-16-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/1100-20-0x00000000007E0000-0x0000000000862000-memory.dmp

    Filesize

    520KB

  • memory/4112-10-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-24-0x000000000052E000-0x0000000000547000-memory.dmp

    Filesize

    100KB

  • memory/4112-0-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-4-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-5-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-1-0x000000000052E000-0x0000000000547000-memory.dmp

    Filesize

    100KB

  • memory/4112-8-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-7-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB

  • memory/4112-2-0x0000000000400000-0x00000000007D3000-memory.dmp

    Filesize

    3.8MB