General

  • Target

    ORDER 0749.exe

  • Size

    981KB

  • Sample

    230821-jbmrfabe86

  • MD5

    03822cedfe4d336fb7b8bab0e101ae7f

  • SHA1

    4cc85c0e8330dc7d04b1883d0eac35ddd5caf45e

  • SHA256

    ba82a2d12cfee47fcfab1e288a80e1792e6a8e8260e7582b007221918aba0310

  • SHA512

    cb0f8918e21e1c3e7748647ccfd088f96bfed02e5e84e8e98c0b0716d3abe69e8a9fb33562845818c8164e25f61d3f6a852c53e0404c55d5e01ba50072c04079

  • SSDEEP

    24576:j1g++PA0agXAK0QyU7QWRWrfAWC0Jjm8T5:jU40JT0QnsdC09m8F

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

212.193.30.230:3330

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-9YQE6U

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      ORDER 0749.exe

    • Size

      981KB

    • MD5

      03822cedfe4d336fb7b8bab0e101ae7f

    • SHA1

      4cc85c0e8330dc7d04b1883d0eac35ddd5caf45e

    • SHA256

      ba82a2d12cfee47fcfab1e288a80e1792e6a8e8260e7582b007221918aba0310

    • SHA512

      cb0f8918e21e1c3e7748647ccfd088f96bfed02e5e84e8e98c0b0716d3abe69e8a9fb33562845818c8164e25f61d3f6a852c53e0404c55d5e01ba50072c04079

    • SSDEEP

      24576:j1g++PA0agXAK0QyU7QWRWrfAWC0Jjm8T5:jU40JT0QnsdC09m8F

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks