General

  • Target

    7b9844639ef183122af8383ce901b8e0.exe

  • Size

    908KB

  • Sample

    240930-eynj2axgnr

  • MD5

    7b9844639ef183122af8383ce901b8e0

  • SHA1

    87514d622f74e94720cd77243326dd8c8217dfae

  • SHA256

    f62f5c6710e7609e4ba0172304f9887df37064c6f1aec70efac871eb3683085b

  • SHA512

    c98ad33821fbe4f71480a3ea36133d47dafbbb41dda3c3dc31ff4d6755491ea42a5418179e3f7f9d27fddb55a9b933ae221650b850a53096c6a216d39e151bf0

  • SSDEEP

    24576:XO++gHdGXYcihGy+XKjHjjxHqHlngC9fnfyQ5G/:XO++gHdGXYcT7XkjFHqHlgY6/

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.101.137:5980

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-DO8TMQ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      7b9844639ef183122af8383ce901b8e0.exe

    • Size

      908KB

    • MD5

      7b9844639ef183122af8383ce901b8e0

    • SHA1

      87514d622f74e94720cd77243326dd8c8217dfae

    • SHA256

      f62f5c6710e7609e4ba0172304f9887df37064c6f1aec70efac871eb3683085b

    • SHA512

      c98ad33821fbe4f71480a3ea36133d47dafbbb41dda3c3dc31ff4d6755491ea42a5418179e3f7f9d27fddb55a9b933ae221650b850a53096c6a216d39e151bf0

    • SSDEEP

      24576:XO++gHdGXYcihGy+XKjHjjxHqHlngC9fnfyQ5G/:XO++gHdGXYcT7XkjFHqHlgY6/

    • 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