General

  • Target

    SecuriteInfo.com.Trojan.Packed2.48025.19608.243.exe

  • Size

    885KB

  • Sample

    240924-x28cqa1ajq

  • MD5

    4486c981feaebbbd36fed46237157836

  • SHA1

    c8c48956dadaf9c71fbcb95ccbb27771071f777f

  • SHA256

    430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5

  • SHA512

    483cb6ca50611ee90f3958d9acee301969503e821352fdfc7e4d84617249bea2bfb72006fd3d9c56156813fcc29a44c39016f5854e83b78757a0a29ea68b6cb6

  • SSDEEP

    24576:uzDv0aPkkju5aJKQQBvHG5571qWU9ujI:unjPjcakQ77/U9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:52121

officerem.duckdns.org:52121

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-6GPUH1

  • 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

      SecuriteInfo.com.Trojan.Packed2.48025.19608.243.exe

    • Size

      885KB

    • MD5

      4486c981feaebbbd36fed46237157836

    • SHA1

      c8c48956dadaf9c71fbcb95ccbb27771071f777f

    • SHA256

      430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5

    • SHA512

      483cb6ca50611ee90f3958d9acee301969503e821352fdfc7e4d84617249bea2bfb72006fd3d9c56156813fcc29a44c39016f5854e83b78757a0a29ea68b6cb6

    • SSDEEP

      24576:uzDv0aPkkju5aJKQQBvHG5571qWU9ujI:unjPjcakQ77/U9

    • Remcos

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks