General

  • Target

    FRENCH GROUP.js

  • Size

    4KB

  • Sample

    240904-sjfgrssfqp

  • MD5

    dadd8377507e2d1e1f9d6d3932247793

  • SHA1

    db6d40ce027a73e60387f3787e0e21f0f23a24be

  • SHA256

    36c49be8996bd1fb40e29a22b26feff1a0081adbb319ab6ccbda80ef81376116

  • SHA512

    e20deb4608cdead3d79bc9d7a404a8e7fd47648aa44651d2a25dcccaa859baccce3238fe942a399b54ede7130e916fc60eba24a0031fcb219cf61c624810d367

  • SSDEEP

    96:FFAo42THsHlhnWbzFlWxCi+uYBZFO6UxOWlTtMIRdSMdfLCVjBw:rpqhnWvFldT1ZFsxTRRdSM1LCVjBw

Malware Config

Extracted

Family

remcos

Botnet

Idemili Akpu

C2

closen.kozow.com:2404

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-P9VOBB

  • 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

      FRENCH GROUP.js

    • Size

      4KB

    • MD5

      dadd8377507e2d1e1f9d6d3932247793

    • SHA1

      db6d40ce027a73e60387f3787e0e21f0f23a24be

    • SHA256

      36c49be8996bd1fb40e29a22b26feff1a0081adbb319ab6ccbda80ef81376116

    • SHA512

      e20deb4608cdead3d79bc9d7a404a8e7fd47648aa44651d2a25dcccaa859baccce3238fe942a399b54ede7130e916fc60eba24a0031fcb219cf61c624810d367

    • SSDEEP

      96:FFAo42THsHlhnWbzFlWxCi+uYBZFO6UxOWlTtMIRdSMdfLCVjBw:rpqhnWvFldT1ZFsxTRRdSM1LCVjBw

    • Remcos

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

    • 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

    • Blocklisted process makes network request

    • 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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks