General

  • Target

    SwiftCopy_PaymtRecpt121228.exe

  • Size

    1.1MB

  • Sample

    241217-s3sw7stlbk

  • MD5

    1f0ae2753f131f73c2fe881c1c8e7c8f

  • SHA1

    e3d9f0de991f7b91c04449a0a12cb398df6cbd21

  • SHA256

    695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d

  • SHA512

    c300b4a521e90fbb4fddce0e11113230afc9c383be47e7e0a1fc13aa3178703fbf0ca37a6633fde98a681bfbb7a4f1603f851ed6750e315b1cdad1706631285f

  • SSDEEP

    24576:CHoI9FW8oqKqzDHgz2XmSkZVgZ9g/oPd+p:CHL0q/D22kZVa9gAPsp

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.210.150.17:56887

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-OPLFYE

  • 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

      SwiftCopy_PaymtRecpt121228.exe

    • Size

      1.1MB

    • MD5

      1f0ae2753f131f73c2fe881c1c8e7c8f

    • SHA1

      e3d9f0de991f7b91c04449a0a12cb398df6cbd21

    • SHA256

      695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d

    • SHA512

      c300b4a521e90fbb4fddce0e11113230afc9c383be47e7e0a1fc13aa3178703fbf0ca37a6633fde98a681bfbb7a4f1603f851ed6750e315b1cdad1706631285f

    • SSDEEP

      24576:CHoI9FW8oqKqzDHgz2XmSkZVgZ9g/oPd+p:CHL0q/D22kZVa9gAPsp

    • Remcos

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

    • Remcos family

    • 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.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks