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Overview

overview

10

Static

static

1

7881630f63...13.exe

windows7-x64

10

7881630f63...13.exe

windows10-2004-x64

10

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General

  • Target

    7881630f63b72ee5a017b47c081b36ccaa3888fd1bd7d224894d39bc10116c13

  • Size

    913KB

  • Sample

    250323-y9yzpayky2

  • MD5

    eeee9ea44faa742dfd25019af2e42512

  • SHA1

    f312260c0173b4ccba55a7682f7bbb798fb512da

  • SHA256

    7881630f63b72ee5a017b47c081b36ccaa3888fd1bd7d224894d39bc10116c13

  • SHA512

    73186f5118cdec690bcf9f08feaf120248379ec2b7459e646a18cbb9af14a1e0043b32f960fd9f01cfba3e61dce7c41d20dc7bd46604fec42d8fb9da9821ddd5

  • SSDEEP

    12288:8p+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3zO:8pugRNJI1D39dlfGQrFUxwAezO

Score
10/10
remcoshostdiscoverypersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    read.dat

  • keylog_flag

    false

  • keylog_folder

    CastC

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_sccafsoidz

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      7881630f63b72ee5a017b47c081b36ccaa3888fd1bd7d224894d39bc10116c13

    • Size

      913KB

    • MD5

      eeee9ea44faa742dfd25019af2e42512

    • SHA1

      f312260c0173b4ccba55a7682f7bbb798fb512da

    • SHA256

      7881630f63b72ee5a017b47c081b36ccaa3888fd1bd7d224894d39bc10116c13

    • SHA512

      73186f5118cdec690bcf9f08feaf120248379ec2b7459e646a18cbb9af14a1e0043b32f960fd9f01cfba3e61dce7c41d20dc7bd46604fec42d8fb9da9821ddd5

    • SSDEEP

      12288:8p+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3zO:8pugRNJI1D39dlfGQrFUxwAezO

    Score
    10/10
    remcoshostdiscoverypersistenceratspywarestealer

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks