Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 17:43

General

  • Target

    835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e.exe

  • Size

    1.8MB

  • MD5

    d79e8733a1292719600b84ffbbf20aba

  • SHA1

    a2ab53441af6da6f1bf5f9b9dc0b9e71267cb2f0

  • SHA256

    835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e

  • SHA512

    ce3101f45aa8737f46ffc68a20e2132ec31417aea043629375c6175d785784f87f1e6cb7509d8c118f924432b1397ff23ad6c7b7cffc3a6c9ff4c20d4f21a595

  • SSDEEP

    49152:UTmbm5SVuz9xLdmApEb1dnE/7jtiYE7CW:U2m5SVI8fnEliY2CW

Malware Config

Extracted

Family

remcos

Version

4.9.3 Light

Botnet

RemoteHost

C2

127.0.0.1:2404

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-52SPIJ

  • 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.

  • Remcos family
  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e.exe
    "C:\Users\Admin\AppData\Local\Temp\835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Users\Admin\AppData\Local\Temp\835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e.exe
      "C:\Users\Admin\AppData\Local\Temp\835e2f588283005ec94b6bbc4402d7f44a14ced611094bd8b184cd1cbd837d2e.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/320-0-0x0000000000860000-0x0000000000885000-memory.dmp

    Filesize

    148KB

  • memory/320-4-0x0000000000900000-0x000000000093B000-memory.dmp

    Filesize

    236KB

  • memory/2936-1-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-2-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-3-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-5-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-6-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-7-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-8-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-9-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-10-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-11-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-12-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-13-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-14-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-15-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-16-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-17-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-18-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-19-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-20-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-21-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-22-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-23-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-24-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-25-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-26-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-27-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-28-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-29-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-30-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-31-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-32-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-33-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-34-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-35-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-36-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-37-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-38-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-39-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-40-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-41-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-42-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-43-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-44-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-45-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-46-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-47-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-48-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-49-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-50-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-51-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-52-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-53-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-54-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-55-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-56-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-57-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-58-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-59-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-60-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-61-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-62-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-63-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-64-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB

  • memory/2936-65-0x00000000005D0000-0x0000000000645000-memory.dmp

    Filesize

    468KB