Overview

overview

10

Static

static

3

2558c75414...db.exe

windows7-x64

10

2558c75414...db.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2558c754145d6187cae9502ce7ba6ddb

  • Size

    132KB

  • Sample

    231219-pvah4sdfcj

  • MD5

    2558c754145d6187cae9502ce7ba6ddb

  • SHA1

    570b5e7a05317e558a907ac46ec2ffca983dd69c

  • SHA256

    457658800e6bb3794e69aa074fb3bc006fcc63fd4b446f80411487cf8c7eeebf

  • SHA512

    7e57de3538f6776b24a9eb66b305c95a39b0c417cd69a30c63cb871c334b701898e1de453b4b193bb9248cc2d895f7dbe5b23c3e50607bc8b0589bdcff9d7e0c

  • SSDEEP

    1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjKQ:xPd4n/M+WLcilrpgGH/GwY87mVmIXxq

Score
10/10
remcoshostpersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

systemcontrol.ddns.net:45000

systemcontrol2.ddns.net:45000
Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    OfficeUpgrade.exe

  • copy_folder

    OfficeUpgrade

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    Upgrader.dat

  • keylog_flag

    false

  • keylog_folder

    Upgrader

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    req_khauflaoyr

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    OfficeUpgrade

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      2558c754145d6187cae9502ce7ba6ddb

    • Size

      132KB

    • MD5

      2558c754145d6187cae9502ce7ba6ddb

    • SHA1

      570b5e7a05317e558a907ac46ec2ffca983dd69c

    • SHA256

      457658800e6bb3794e69aa074fb3bc006fcc63fd4b446f80411487cf8c7eeebf

    • SHA512

      7e57de3538f6776b24a9eb66b305c95a39b0c417cd69a30c63cb871c334b701898e1de453b4b193bb9248cc2d895f7dbe5b23c3e50607bc8b0589bdcff9d7e0c

    • SSDEEP

      1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjKQ:xPd4n/M+WLcilrpgGH/GwY87mVmIXxq

    Score
    10/10
    remcoshostpersistencerat

    • Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks