General

  • Target

    096b49b1a090bed6734ac03fc3aff67bd249a0040aa9bdbd4f0d8bbcdde760bf.exe

  • Size

    1.5MB

  • Sample

    240719-q5asasthml

  • MD5

    1b3bdc21a8aa04688c5a8a7001390b5d

  • SHA1

    579a74f0bee2f65accff5810dffde1239da701db

  • SHA256

    096b49b1a090bed6734ac03fc3aff67bd249a0040aa9bdbd4f0d8bbcdde760bf

  • SHA512

    e5cb18a991672a9b5d910dcdc54e7c4e9e31ccceef293fccb043d606335c743c944783a2cf2b2ab7b1fd28fc5a8906a7ad9b0f1eeff537ad07a24a3b58f28339

  • SSDEEP

    24576:a6nVMk+HIj90c6kkdWTyTqLA45DopywfIPQZ3YKb7hlV9CTs0bydWy2UE43YP0bo:ZVz7t11TAoAmDqR5Y27VwlPW2Luku6

Malware Config

Extracted

Family

remcos

Botnet

RICHES

C2

75.127.7.188:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Intel22.exe

  • copy_folder

    Intel22

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    intel22

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-D3CYN5

  • 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

      096b49b1a090bed6734ac03fc3aff67bd249a0040aa9bdbd4f0d8bbcdde760bf.exe

    • Size

      1.5MB

    • MD5

      1b3bdc21a8aa04688c5a8a7001390b5d

    • SHA1

      579a74f0bee2f65accff5810dffde1239da701db

    • SHA256

      096b49b1a090bed6734ac03fc3aff67bd249a0040aa9bdbd4f0d8bbcdde760bf

    • SHA512

      e5cb18a991672a9b5d910dcdc54e7c4e9e31ccceef293fccb043d606335c743c944783a2cf2b2ab7b1fd28fc5a8906a7ad9b0f1eeff537ad07a24a3b58f28339

    • SSDEEP

      24576:a6nVMk+HIj90c6kkdWTyTqLA45DopywfIPQZ3YKb7hlV9CTs0bydWy2UE43YP0bo:ZVz7t11TAoAmDqR5Y27VwlPW2Luku6

    • Remcos

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

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Command and Scripting Interpreter: PowerShell

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

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks