Overview

overview

10

Static

static

10

remcos_a.exe

windows7-x64

10

remcos_a.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    remcos_a.exe

  • Size

    469KB

  • Sample

    241021-ks1kasxdnb

  • MD5

    d987e661f578faf114533d939978d027

  • SHA1

    e73e7be2d0f176cc96f6c659c1072f33745b300a

  • SHA256

    87e3270c895827876c1b3996d3897df3ff6056c8c728e76bcd69f8d7b2f8d9b5

  • SHA512

    d8ac536421fd4a5342d218cfabd263c6a1a062daf36077f7826184d61efdeeb37f12f9cb95f8629dd42a83a44ad27d05d2592d2a4576f45795042a00f169e0d2

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSHn9:uiLJbpI7I2WhQqZ7H9

Score
10/10
remcosremotehostdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

ponscripter-29947.portmap.host:29947

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    scvhost.exe

  • copy_folder

    Remcos

  • delete_file

    true

  • hide_file

    true

  • 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-5GPHJT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    scvhost

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      remcos_a.exe

    • Size

      469KB

    • MD5

      d987e661f578faf114533d939978d027

    • SHA1

      e73e7be2d0f176cc96f6c659c1072f33745b300a

    • SHA256

      87e3270c895827876c1b3996d3897df3ff6056c8c728e76bcd69f8d7b2f8d9b5

    • SHA512

      d8ac536421fd4a5342d218cfabd263c6a1a062daf36077f7826184d61efdeeb37f12f9cb95f8629dd42a83a44ad27d05d2592d2a4576f45795042a00f169e0d2

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSHn9:uiLJbpI7I2WhQqZ7H9

    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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks