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General

  • Target

    MalwareBazaar.0

  • Size

    1.2MB

  • Sample

    240724-dhl6lavbqk

  • MD5

    8967dfc4ac3e7430249a90e80d582319

  • SHA1

    7ce421ecb941e60337f41da358d23d0348a4a074

  • SHA256

    9f6b2a0d2aef8aa1d11f543aea46b0821b378e695920b966507761c83ec09de3

  • SHA512

    5b1bafb4cb6a9dcf762a1cfb22afb96f7262ca9ab58c914e2b3292aeaf627925809c6821480d28d08defaf3fe803ff7caf1970fa3d237f5f032b6cbfbdc75133

  • SSDEEP

    24576:/7KJ9yTXc3Np0OhffLHA7oAe8pNQcoNmlkIDJw2xvyb8:u+w3bLHAGyGfhcw2E8

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.175.229.139:8823

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-2BGC0K

  • 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

      MalwareBazaar.0

    • Size

      1.2MB

    • MD5

      8967dfc4ac3e7430249a90e80d582319

    • SHA1

      7ce421ecb941e60337f41da358d23d0348a4a074

    • SHA256

      9f6b2a0d2aef8aa1d11f543aea46b0821b378e695920b966507761c83ec09de3

    • SHA512

      5b1bafb4cb6a9dcf762a1cfb22afb96f7262ca9ab58c914e2b3292aeaf627925809c6821480d28d08defaf3fe803ff7caf1970fa3d237f5f032b6cbfbdc75133

    • SSDEEP

      24576:/7KJ9yTXc3Np0OhffLHA7oAe8pNQcoNmlkIDJw2xvyb8:u+w3bLHAGyGfhcw2E8

    • Remcos

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

    • UAC bypass

    • Windows security bypass

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Checks computer location settings

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

    • Windows security modification

    • Accesses Microsoft Outlook accounts

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks