Overview

overview

10

Static

static

3

02d8e6fa79...0N.exe

windows7-x64

10

02d8e6fa79...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    02d8e6fa7910556f1fa178e3161c7f10N.exe

  • Size

    139KB

  • Sample

    240818-yqv4pa1fnh

  • MD5

    02d8e6fa7910556f1fa178e3161c7f10

  • SHA1

    535acc15ca1721e6fd73989d2be1cefcaf0f48b0

  • SHA256

    11846828843f92ff8ba50b09fcfe646f6dd562c539a8bfd61d7857e73a473738

  • SHA512

    8d732ef70450de18383a3310d0f2cdebd7c4a45097b7eec038a2118ba9295b01d92dc54cdc76cbf0899508b5d81d28dce3fcff7b79f8ffc94bfbc6127c30211c

  • SSDEEP

    3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHwr:xP6/M+WLckOBhVmIjr

Score
10/10
remcoshostdiscoverypersistencerat

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

      02d8e6fa7910556f1fa178e3161c7f10N.exe

    • Size

      139KB

    • MD5

      02d8e6fa7910556f1fa178e3161c7f10

    • SHA1

      535acc15ca1721e6fd73989d2be1cefcaf0f48b0

    • SHA256

      11846828843f92ff8ba50b09fcfe646f6dd562c539a8bfd61d7857e73a473738

    • SHA512

      8d732ef70450de18383a3310d0f2cdebd7c4a45097b7eec038a2118ba9295b01d92dc54cdc76cbf0899508b5d81d28dce3fcff7b79f8ffc94bfbc6127c30211c

    • SSDEEP

      3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHwr:xP6/M+WLckOBhVmIjr

    Score
    10/10
    remcoshostdiscoverypersistencerat

    • 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