General

  • Target

    173fa94e725abc88acf0d848bdee94d216a3c74b4492e006405c357824fab818.exe

  • Size

    933KB

  • Sample

    241022-bgl34axfkh

  • MD5

    710651fb293df9922080f5b7a4d10916

  • SHA1

    a38b66874d59a9e026b2c15e49501e8f4e1fd6b5

  • SHA256

    173fa94e725abc88acf0d848bdee94d216a3c74b4492e006405c357824fab818

  • SHA512

    bdc25b6f70bab4352e7c03ae7fbcd6a9718fe98804d9b24f27dc33b0bba114f0bab2d37af1de53d4dbe0e2794f3e706dbd3ef3765de2820bbd48f4b347f132d9

  • SSDEEP

    24576:nUkh5oDiJ31erRs6PXmm7V9R7SoAZA0C8/UYn2xlcX6:nn5oDiZgOCV9RWrtCAU3xi

Malware Config

Extracted

Family

remcos

Botnet

76485

C2

windowsocttehe.duckdns.org:52411

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

    764-0XPV9J

  • 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

      173fa94e725abc88acf0d848bdee94d216a3c74b4492e006405c357824fab818.exe

    • Size

      933KB

    • MD5

      710651fb293df9922080f5b7a4d10916

    • SHA1

      a38b66874d59a9e026b2c15e49501e8f4e1fd6b5

    • SHA256

      173fa94e725abc88acf0d848bdee94d216a3c74b4492e006405c357824fab818

    • SHA512

      bdc25b6f70bab4352e7c03ae7fbcd6a9718fe98804d9b24f27dc33b0bba114f0bab2d37af1de53d4dbe0e2794f3e706dbd3ef3765de2820bbd48f4b347f132d9

    • SSDEEP

      24576:nUkh5oDiJ31erRs6PXmm7V9R7SoAZA0C8/UYn2xlcX6:nn5oDiZgOCV9RWrtCAU3xi

    • 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