Overview

overview

10

Static

static

10

remcos_a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    remcos_a.exe

  • Size

    469KB

  • Sample

    240917-1tqpgsxcpk

  • MD5

    07b3653e412ef63f2fccef7b404197e8

  • SHA1

    a5b8e29f8b6bbf1e10ab049083b0f214e958edfe

  • SHA256

    41cc93f0e27a97c5a5d6b0e5518fefb39d4cd00e3d8d1c6dc7a84c019099e532

  • SHA512

    dc088419aa3c9fb47d0ed7f318f44d51f84e82525c215ebd66ffc9c68b30410b02c38af4363e4a75838124c57e45f2c7fcad222def30a688d21f90d053696a97

  • SSDEEP

    12288:umnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSwn9:WiLJbpI7I2WhQqZ7w9

Score
10/10
remcosremotehostdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

accessories-retrieve.gl.at.ply.gg:9999

accessories-retrieve.gl.at.ply.gg:13970
Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %WinDir%\System32

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-GWSYNB

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      remcos_a.exe

    • Size

      469KB

    • MD5

      07b3653e412ef63f2fccef7b404197e8

    • SHA1

      a5b8e29f8b6bbf1e10ab049083b0f214e958edfe

    • SHA256

      41cc93f0e27a97c5a5d6b0e5518fefb39d4cd00e3d8d1c6dc7a84c019099e532

    • SHA512

      dc088419aa3c9fb47d0ed7f318f44d51f84e82525c215ebd66ffc9c68b30410b02c38af4363e4a75838124c57e45f2c7fcad222def30a688d21f90d053696a97

    • SSDEEP

      12288:umnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSwn9:WiLJbpI7I2WhQqZ7w9

    Score
    10/10
    remcosremotehostdiscoveryevasionpersistencerattrojan

    • Remcos

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

      ratremcos

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks