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Overview

overview

10

Static

static

1

344a0668be...75.exe

windows7-x64

10

344a0668be...75.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    344a0668be4ea2ff94c82699d301c33c56337afb998592a2fe068676e0621175

  • Size

    900KB

  • Sample

    250323-zmkdfsvwf1

  • MD5

    7207c66e6d2a60b61bc05ffd5a1d53b3

  • SHA1

    6ed16e129a122da653694cbc8ab02dc2e6ca1899

  • SHA256

    344a0668be4ea2ff94c82699d301c33c56337afb998592a2fe068676e0621175

  • SHA512

    8f682f48929dc56c521eeda9bec89094c90cb4871b9c834454e9e42d356dfe1d11cb01f31a6944a339dba4d34c455ef78f36151e43be496edd2b42d90be65505

  • SSDEEP

    12288:qp+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3z1:qpugRNJI1D39dlfGQrFUxwAez1

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

      344a0668be4ea2ff94c82699d301c33c56337afb998592a2fe068676e0621175

    • Size

      900KB

    • MD5

      7207c66e6d2a60b61bc05ffd5a1d53b3

    • SHA1

      6ed16e129a122da653694cbc8ab02dc2e6ca1899

    • SHA256

      344a0668be4ea2ff94c82699d301c33c56337afb998592a2fe068676e0621175

    • SHA512

      8f682f48929dc56c521eeda9bec89094c90cb4871b9c834454e9e42d356dfe1d11cb01f31a6944a339dba4d34c455ef78f36151e43be496edd2b42d90be65505

    • SSDEEP

      12288:qp+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3z1:qpugRNJI1D39dlfGQrFUxwAez1

    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